成考院校在线答案
- 2024-03-05 [单选] <p class="MsoNormal" style="line-height:150%">14、<span style="font-size:12.0pt; line-height:150%;font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman";mso-font-kerning:0pt">已知向量</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%"><span style="position: relative;top:6.0pt;mso-text-raise:-6.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1186" type="#_x0000_t75" style='width:211.8pt;height:19.2pt' o:ole=""> <v:imagedata src="xxds03.files/image223.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="282" height="26" v:shapes="_x0000_i1186" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds03.files/image224.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1186" DrawAspect="Content" ObjectID="_1604818911"> </o:OLEObject> </xml><![endif]--></span><span style="font-size:12.0pt;line-height:150%; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">则下列说法正确的是（</span><span style="font-size:12.0pt;line-height: 150%"> </span><span style="font-size:12.0pt;line-height:150%;font-family: 宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">）</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%;mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2024-03-05 [单选] <p class="MsoNormal" style="line-height:150%">22、<span style="font-size:12.0pt; line-height:150%;font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman";mso-font-kerning:0pt">已知</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%"><span style="position: relative;top:6.0pt;mso-text-raise:-6.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1333" type="#_x0000_t75" style='width:103.2pt;height:19.2pt' o:ole=""> <v:imagedata src="xxds03.files/image397.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="138" height="26" v:shapes="_x0000_i1333" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds03.files/image398.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1333" DrawAspect="Content" ObjectID="_1604819060"> </o:OLEObject> </xml><![endif]--></span><span style="font-size:12.0pt;line-height:150%; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">，则</span><span lang="EN-US" style="font-size:12.0pt; line-height:150%"><span style="position:relative;top:6.0pt;mso-text-raise: -6.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1334" type="#_x0000_t75" style='width:37.8pt;height:18pt' o:ole=""> <v:imagedata src="xxds03.files/image409.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="50" height="24" v:shapes="_x0000_i1334" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds03.files/image410.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1334" DrawAspect="Content" ObjectID="_1604819061"> </o:OLEObject> </xml><![endif]--></span><span style="font-size:12.0pt;line-height:150%; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">为（</span><span style="font-size:12.0pt;line-height:150%"> </span><span style="font-size:12.0pt;line-height:150%;font-family:Microsoft Yahei;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">）</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%;mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2024-03-05 [单选] <p class="MsoNormal" style="line-height:150%">27、<span style="font-size:12.0pt; line-height:150%;font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman";mso-font-kerning:0pt">已知</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%"><span style="position: relative;top:6.0pt;mso-text-raise:-6.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1152" type="#_x0000_t75" style='width:69pt;height:19.2pt' o:ole=""> <v:imagedata src="xxds04.files/image173.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="92" height="26" v:shapes="_x0000_i1152" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds04.files/image174.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1152" DrawAspect="Content" ObjectID="_1604818931"> </o:OLEObject> </xml><![endif]--></span><span style="font-size:12.0pt;line-height:150%; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">线性无关则（</span><span style="font-size:12.0pt;line-height: 150%"> </span><span style="font-size:12.0pt;line-height:150%;font-family: 宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">）</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%;mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2024-03-05 [单选] <p class="MsoNormal" style="line-height:150%">30、<span style="font-size:12.0pt; line-height:150%;font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">设随机变量</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%"><span style="position:relative; top:2.0pt;mso-text-raise:-2.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1118" type="#_x0000_t75" style='width:14.4pt;height:12.6pt' o:ole=""> <v:imagedata src="xxdsb10.files/image104.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="19" height="17" v:shapes="_x0000_i1118" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb10.files/image105.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1118" DrawAspect="Content" ObjectID="_1604906094"> </o:OLEObject> </xml><![endif]--></span><span style="font-size:12.0pt;line-height:150%; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">的方差</span><span lang="EN-US" style="font-size:12.0pt; line-height:150%"><span style="position:relative;top:5.0pt;mso-text-raise: -5.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1119" type="#_x0000_t75" style='width:59.4pt;height:15.6pt' o:ole=""> <v:imagedata src="xxdsb10.files/image141.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="79" height="21" v:shapes="_x0000_i1119" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb10.files/image142.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1119" DrawAspect="Content" ObjectID="_1604906095"> </o:OLEObject> </xml><![endif]--></span><span style="font-size:12.0pt;line-height:150%; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">，利用切比雪夫不等式估计</span><span lang="EN-US" style="font-size:12.0pt; line-height:150%"> <o:p></o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size:12.0pt"><span style="position:relative;top:5.0pt;mso-text-raise:-5.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1120" type="#_x0000_t75" style='width:110.4pt;height:15.6pt' o:ole=""> <v:imagedata src="xxdsb10.files/image143.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="147" height="21" v:shapes="_x0000_i1120" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb10.files/image144.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1120" DrawAspect="Content" ObjectID="_1604906096"> </o:OLEObject> </xml><![endif]--></span><span style="font-size:12.0pt;font-family:Microsoft Yahei; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">（</span><span style="font-size:12.0pt"> </span><span style="font-size:12.0pt;font-family: 宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">）</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt"> <o:p></o:p></span></p>
- 2024-03-05 [单选] <p class="MsoNormal">31、<span style="font-size:12.0pt;font-family:Microsoft Yahei;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">已知随机变量</span><span lang="EN-US" style="font-size:12.0pt"><span style="position:relative; top:2.0pt;mso-text-raise:-2.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1074" type="#_x0000_t75" style='width:14.4pt;height:12.6pt' o:ole=""> <v:imagedata src="xxdsb09.files/image084.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="19" height="17" v:shapes="_x0000_i1074" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb09.files/image075.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1074" DrawAspect="Content" ObjectID="_1604819147"> </o:OLEObject> </xml><![endif]--></span><span style="font-size:12.0pt;font-family:Microsoft Yahei; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">服从泊松分布，且</span><span lang="EN-US" style="font-size:12.0pt"><span style="position:relative; top:5.0pt;mso-text-raise:-5.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1075" type="#_x0000_t75" style='width:50.4pt;height:15.6pt' o:ole=""> <v:imagedata src="xxdsb09.files/image085.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="67" height="21" v:shapes="_x0000_i1075" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb09.files/image086.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1075" DrawAspect="Content" ObjectID="_1604819148"> </o:OLEObject> </xml><![endif]--></span><span style="font-size:12.0pt;font-family:Microsoft Yahei; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">则</span><span lang="EN-US" style="font-size:12.0pt"><span style="position:relative; top:5.0pt;mso-text-raise:-5.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1076" type="#_x0000_t75" style='width:56.4pt;height:15.6pt' o:ole=""> <v:imagedata src="xxdsb09.files/image087.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="75" height="21" v:shapes="_x0000_i1076" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb09.files/image088.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1076" DrawAspect="Content" ObjectID="_1604819149"> </o:OLEObject> </xml><![endif]--></span><span style="font-size:12.0pt;font-family:Microsoft Yahei; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">（</span><span style="font-size:12.0pt"> </span><span style="font-size:12.0pt;font-family: 宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">）</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt"> <o:p></o:p></span></p>
- 2024-03-05 [单选] <p class="MsoNormal">32、<span style="font-size:12.0pt;font-family:Microsoft Yahei;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">设随机事件</span><span lang="EN-US" style="font-size:12.0pt">A</span><span style="font-size:12.0pt; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">与</span><span lang="EN-US" style="font-size:12.0pt">B</span><span style="font-size:12.0pt;font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">相互独立，</span><span lang="EN-US" style="font-size:12.0pt"><span style="position:relative;top:5.0pt;mso-text-raise: -5.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1058" type="#_x0000_t75" style='width:88.8pt;height:15.6pt' o:ole=""> <v:imagedata src="xxdsb06.files/image067.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="118" height="21" v:shapes="_x0000_i1058" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb06.files/image068.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1058" DrawAspect="Content" ObjectID="_1604818921"> </o:OLEObject> </xml><![endif]--></span><span style="font-size:12.0pt;font-family:Microsoft Yahei; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">，则</span><span lang="EN-US" style="font-size:12.0pt"><span style="position:relative; top:5.0pt;mso-text-raise:-5.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1059" type="#_x0000_t75" style='width:57.6pt;height:15.6pt' o:ole=""> <v:imagedata src="xxdsb06.files/image069.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="77" height="21" v:shapes="_x0000_i1059" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb06.files/image070.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1059" DrawAspect="Content" ObjectID="_1604818922"> </o:OLEObject> </xml><![endif]--></span><span style="font-size:12.0pt;font-family:Microsoft Yahei; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">（</span><span style="font-size:12.0pt"> </span><span style="font-size:12.0pt;font-family: 宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">）</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt"> <o:p></o:p></span></p>
- 2024-03-05 [单选] <p class="MsoNormal" style="line-height:150%">39、<span style="font-size:12.0pt; line-height:150%;font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman";mso-font-kerning:0pt">下列矩阵中，不是二次型矩阵的是（</span><span style="font-size:12.0pt;line-height:150%;mso-font-kerning:0pt"> </span><span style="font-size:12.0pt;line-height:150%;font-family:Microsoft Yahei;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman";mso-font-kerning: 0pt">）</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%; mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2024-03-05 [单选] <p class="MsoNormal">6、<span style="font-size:12.0pt;font-family:Microsoft Yahei;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman";mso-font-kerning: 0pt">已知矩阵</span><span lang="EN-US" style="font-size:12.0pt"><span style="position:relative;top:28.0pt;mso-text-raise:-28.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1151" type="#_x0000_t75" style='width:79.2pt;height:63pt' o:ole=""> <v:imagedata src="xxds05.files/image140.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="106" height="84" v:shapes="_x0000_i1151" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds05.files/image141.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1151" DrawAspect="Content" ObjectID="_1604818960"> </o:OLEObject> </xml><![endif]--></span><span style="font-size:12.0pt;font-family:Microsoft Yahei; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">有特征值</span><span lang="EN-US" style="font-size:12.0pt"><span style="position:relative; top:3.0pt;mso-text-raise:-3.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1152" type="#_x0000_t75" style='width:33pt;height:15pt' o:ole=""> <v:imagedata src="xxds05.files/image142.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="44" height="20" v:shapes="_x0000_i1152" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds05.files/image143.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1152" DrawAspect="Content" ObjectID="_1604818961"> </o:OLEObject> </xml><![endif]--></span><span style="font-size:12.0pt;font-family:Microsoft Yahei; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">，则</span><span lang="EN-US" style="font-size:12.0pt"><span style="position:relative; top:2.0pt;mso-text-raise:-2.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1153" type="#_x0000_t75" style='width:13.2pt;height:13.8pt' o:ole=""> <v:imagedata src="xxds05.files/image030.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="18" height="18" v:shapes="_x0000_i1153" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds05.files/image091.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1153" DrawAspect="Content" ObjectID="_1604818962"> </o:OLEObject> </xml><![endif]--></span><span style="font-size:12.0pt;font-family:Microsoft Yahei; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">属于特征值</span><span lang="EN-US" style="font-size:12.0pt">0</span><span style="font-size:12.0pt; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">的线性无关特征向量的个数为（</span><span style="font-size:12.0pt"> </span><span style="font-size:12.0pt;font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">）</span></p>
- 2024-03-05 [单选] <p class="MsoNormal" style="margin-left:30.0pt;text-indent:-30.0pt;mso-char-indent-count: -2.5;line-height:150%">16、<span style="font-size:12.0pt;line-height:150%; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">在给定的显著水平</span><span lang="EN-US" style="font-size:12.0pt; line-height:150%;position:relative;top:3.0pt;mso-text-raise:-3.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1447" type="#_x0000_t75" style='width:9pt;height:9pt'> <v:imagedata src="xxdsb11.files/image439.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="12" height="12" v:shapes="_x0000_i1447" src="http://wljy.whut.edu.cn:80/uploadfiles/word/xxdsb11.files/image493.png"> <!--[endif]--></span><span style="font-size:12.0pt;line-height:150%;font-family:Microsoft Yahei;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">下，若</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%;position:relative; top:6.0pt;mso-text-raise:-6.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1448" type="#_x0000_t75" style='width:16.8pt;height:16.8pt'> <v:imagedata src="xxdsb11.files/image596.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="22" height="22" v:shapes="_x0000_i1448" src="http://wljy.whut.edu.cn:80/uploadfiles/word/xxdsb11.files/image465.png"> <!--[endif]--></span><span style="font-size:12.0pt;line-height:150%;font-family:Microsoft Yahei;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">被拒绝，则（</span><span style="font-size:12.0pt;line-height:150%"> </span><span style="font-size: 12.0pt;line-height:150%;font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">）</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%"> <o:p></o:p></span></p>
- 2024-03-05 [单选] <p class="MsoNormal" style="line-height:150%">34、<span style="font-size:12.0pt; line-height:150%;font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman";mso-font-kerning:0pt">在三维向量空间</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%"><span style="position: relative;top:2.0pt;mso-text-raise:-2.0pt"> <!--[if gte vml 1]><v:shapetype id="_x0000_t75" coordsize="21600,21600" o:spt="75" o:preferrelative="t" path="m@4@5l@4@11@9@11@9@5xe" filled="f" stroked="f"> <v:stroke joinstyle="miter"></v:stroke> <v:formulas> <v:f eqn="if lineDrawn pixelLineWidth 0"></v:f> <v:f eqn="sum @0 1 0"></v:f> <v:f eqn="sum 0 0 @1"></v:f> <v:f eqn="prod @2 1 2"></v:f> <v:f eqn="prod @3 21600 pixelWidth"></v:f> <v:f eqn="prod @3 21600 pixelHeight"></v:f> <v:f eqn="sum @0 0 1"></v:f> <v:f eqn="prod @6 1 2"></v:f> <v:f eqn="prod @7 21600 pixelWidth"></v:f> <v:f eqn="sum @8 21600 0"></v:f> <v:f eqn="prod @7 21600 pixelHeight"></v:f> <v:f eqn="sum @10 21600 0"></v:f> </v:formulas> <v:path o:extrusionok="f" gradientshapeok="t" o:connecttype="rect"></v:path> <o:lock v:ext="edit" aspectratio="t"></o:lock> </v:shapetype><v:shape id="_x0000_i1025" type="#_x0000_t75" style='width:16.8pt; height:16.8pt' o:ole=""> <v:imagedata src="xxds03.files/image001.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="22" height="22" v:shapes="_x0000_i1025" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds03.files/image002.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1025" DrawAspect="Content" ObjectID="_1604818749"> </o:OLEObject> </xml><![endif]--></span><span style="font-size:12.0pt;line-height:150%; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">中，向量</span><span lang="EN-US" style="font-size:12.0pt; line-height:150%"><span style="position:relative;top:6.0pt;mso-text-raise: -6.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1026" type="#_x0000_t75" style='width:70.8pt;height:21pt' o:ole=""> <v:imagedata src="xxds03.files/image003.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="94" height="28" v:shapes="_x0000_i1026" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds03.files/image004.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1026" DrawAspect="Content" ObjectID="_1604818750"> </o:OLEObject> </xml><![endif]--></span><span style="font-size:12.0pt;line-height:150%; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">在基</span><span lang="EN-US" style="font-size:12.0pt; line-height:150%"><span style="position:relative;top:6.0pt;mso-text-raise: -6.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1027" type="#_x0000_t75" style='width:148.2pt;height:21pt' o:ole=""> <v:imagedata src="xxds03.files/image005.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="198" height="28" v:shapes="_x0000_i1027" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds03.files/image006.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1027" DrawAspect="Content" ObjectID="_1604818751"> </o:OLEObject> </xml><![endif]--></span><span style="font-size:12.0pt;line-height:150%; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">，</span><span lang="EN-US" style="font-size:12.0pt; line-height:150%"><span style="position:relative;top:6.0pt;mso-text-raise: -6.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1028" type="#_x0000_t75" style='width:73.2pt;height:21pt' o:ole=""> <v:imagedata src="xxds03.files/image007.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="98" height="28" v:shapes="_x0000_i1028" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds03.files/image008.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1028" DrawAspect="Content" ObjectID="_1604818752"> </o:OLEObject> </xml><![endif]--></span><span style="font-size:12.0pt;line-height:150%; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">下的坐标为（</span><span style="font-size:12.0pt;line-height: 150%"> </span><span style="font-size:12.0pt;line-height:150%;font-family: 宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">）</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%;mso-font-kerning:0pt"> <o:p></o:p></span></p>