成考院校在线答案
- 2022-09-12 [单选] <p class="MsoNormal">32、<span style="mso-bidi-font-size:10.5pt;font-family:黑体">正态分布理论只适合于处理（<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）的测量数据，而<span lang="EN-US">t</span>分布适合于处理（<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）的测量数据。</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt; font-family:黑体;mso-bidi-font-family:"Times New Roman""> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" align="left" style="text-align:left;line-height:13.15pt; mso-pagination:widow-orphan;background:#F8F8F8">23、<span style="mso-bidi-font-size: 10.5pt;font-family:黑体;mso-bidi-font-family:Arial;color:black;mso-color-alt: windowtext;mso-font-kerning:0pt">有用信号频率低于</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:黑体;mso-bidi-font-family:"Times New Roman"; color:black;mso-color-alt:windowtext;mso-font-kerning:0pt">20Hz</span><span style="mso-bidi-font-size:10.5pt;font-family:黑体;mso-bidi-font-family:Arial; color:black;mso-color-alt:windowtext;mso-font-kerning:0pt">，可以用</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:黑体;mso-bidi-font-family: "Times New Roman";color:black;mso-color-alt:windowtext;mso-font-kerning:0pt">( </span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:"Calibri",sans-serif; mso-fareast-font-family:黑体;color:black;mso-color-alt:windowtext;mso-font-kerning: 0pt"> </span><span lang="EN-US" style="mso-bidi-font-size:10.5pt; font-family:黑体;mso-bidi-font-family:"Times New Roman";color:black;mso-color-alt: windowtext;mso-font-kerning:0pt">)</span><span style="mso-bidi-font-size: 10.5pt;font-family:黑体;mso-bidi-font-family:Arial;color:black;mso-color-alt: windowtext;mso-font-kerning:0pt">滤波电路。</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:"Calibri",sans-serif;mso-fareast-font-family: 黑体;color:black;mso-color-alt:windowtext;mso-font-kerning:0pt"> </span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:黑体;mso-bidi-font-family: "Times New Roman";mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal">14、<span style="font-family:黑体;mso-bidi-font-family:Arial">如果有些传感器的特性存在非线性严重，采用线性拟合或分段线性拟合仍不能满足校正误差要求时，可以采用分段曲线拟合，分段数越大效果越好。</span><span lang="EN-US" style="font-family:黑体"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal">15、<span style="mso-bidi-font-size:10.5pt;font-family:黑体; mso-bidi-font-family:Arial;mso-font-kerning:0pt">某传感器给定精度为<span lang="EN-US">0.1%</span>，这意味着在满量程内测量任意值的最大相对误差不超过<span lang="EN-US">0.1%</span>。（）</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt;font-family:黑体"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal">18、<span lang="EN-US" style="mso-bidi-font-size:10.5pt; font-family:黑体;mso-bidi-font-family:"Times New Roman"">ZigBee</span><span style="mso-bidi-font-size:10.5pt;font-family:黑体;mso-bidi-font-family:"Times New Roman"">技术是一种低速无线<span class="GramE">个</span>域网技术，适用于通信数据量不大，数据传输效率低，分布范围广等场合。（<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）</span><span lang="EN-US" style="font-family:黑体"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" align="left" style="text-align:left;line-height:13.5pt; mso-pagination:widow-orphan;background:#F8F8F8">30、<span style="mso-bidi-font-size: 10.5pt;font-family:黑体;mso-bidi-font-family:Arial;color:black;mso-color-alt: windowtext;mso-font-kerning:0pt">湿度计使用在超过</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:黑体;mso-bidi-font-family:"Times New Roman"; color:black;mso-color-alt:windowtext;mso-font-kerning:0pt">( </span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:"Calibri",sans-serif; mso-fareast-font-family:黑体;color:black;mso-color-alt:windowtext;mso-font-kerning: 0pt"> </span><span lang="EN-US" style="mso-bidi-font-size:10.5pt; font-family:黑体;mso-bidi-font-family:"Times New Roman";color:black;mso-color-alt: windowtext;mso-font-kerning:0pt">)HR</span><span style="mso-bidi-font-size: 10.5pt;font-family:黑体;mso-bidi-font-family:Arial;color:black;mso-color-alt: windowtext;mso-font-kerning:0pt">的高湿度区域中就会出现结露。</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:黑体;mso-bidi-font-family:Arial; mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" style="mso-pagination:widow-orphan">32、<span style="font-size:12.0pt;mso-bidi-font-size:11.0pt;mso-ascii-font-family:Microsoft Yahei; mso-hansi-font-family:宋体">复位操作是时序逻辑电路必须进行的，</span><span lang="EN-US" style="font-size:12.0pt;mso-bidi-font-size:11.0pt;font-family:Microsoft Yahei;mso-fareast-font-family: 等线;mso-fareast-theme-font:minor-fareast">8051</span><span style="font-size: 12.0pt;mso-bidi-font-size:11.0pt;mso-ascii-font-family:Microsoft Yahei;mso-hansi-font-family: 宋体">单片机的复位操作就是在芯片引脚</span><u><span lang="EN-US" style="font-size:12.0pt; mso-bidi-font-size:11.0pt;font-family:Microsoft Yahei;mso-fareast-font-family:等线; mso-fareast-theme-font:minor-fareast"><span style="mso-spacerun:yes"> </span></span></u><span style="font-size:12.0pt;mso-bidi-font-size:11.0pt; mso-ascii-font-family:Microsoft Yahei;mso-hansi-font-family:宋体">上加一个</span><span lang="EN-US" style="font-size:12.0pt;mso-bidi-font-size:11.0pt;font-family: 宋体;mso-fareast-font-family:等线;mso-fareast-theme-font:minor-fareast">5ms</span><span style="font-size:12.0pt;mso-bidi-font-size:11.0pt;mso-ascii-font-family:Microsoft Yahei; mso-hansi-font-family:宋体">以上的高电平完成的。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt;font-family:"Times New Roman",serif;mso-fareast-font-family:Microsoft Yahei; mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" style="mso-pagination:widow-orphan">15、<span style="font-size:12.0pt;mso-bidi-font-size:11.0pt;mso-ascii-font-family:Microsoft Yahei; mso-hansi-font-family:宋体">对于</span><span lang="EN-US" style="font-size:12.0pt; mso-bidi-font-size:11.0pt;font-family:Microsoft Yahei;mso-fareast-font-family:等线; mso-fareast-theme-font:minor-fareast">8051</span><span style="font-size:12.0pt; mso-bidi-font-size:11.0pt;mso-ascii-font-family:Microsoft Yahei;mso-hansi-font-family: 宋体">单片机的除法指令</span><span lang="EN-US" style="font-size:12.0pt;mso-bidi-font-size: 11.0pt;font-family:Microsoft Yahei;mso-fareast-font-family:等线;mso-fareast-theme-font:minor-fareast"> DIV<span style="mso-spacerun:yes"> </span>AB ,</span><span style="font-size: 12.0pt;mso-bidi-font-size:11.0pt;mso-ascii-font-family:Microsoft Yahei;mso-hansi-font-family: 宋体">下列表述中，正确的是</span><u><span lang="EN-US" style="font-size:12.0pt;mso-bidi-font-size: 11.0pt;font-family:Microsoft Yahei;mso-fareast-font-family:等线;mso-fareast-theme-font:minor-fareast"><span style="mso-spacerun:yes"> </span></span></u><span style="font-size:12.0pt; mso-bidi-font-size:11.0pt;mso-ascii-font-family:Microsoft Yahei;mso-hansi-font-family: 宋体">。</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family: "Times New Roman",serif;mso-fareast-font-family:Microsoft Yahei;mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" style="mso-pagination:widow-orphan">14、<span style="font-size:12.0pt;mso-bidi-font-size:11.0pt;mso-ascii-font-family:Microsoft Yahei; mso-hansi-font-family:宋体">当</span><span lang="EN-US" style="font-size:12.0pt; mso-bidi-font-size:11.0pt;font-family:Microsoft Yahei;mso-fareast-font-family:等线; mso-fareast-theme-font:minor-fareast">8051</span><span style="font-size:12.0pt; mso-bidi-font-size:11.0pt;mso-ascii-font-family:Microsoft Yahei;mso-hansi-font-family: 宋体">单片机的</span><span lang="EN-US" style="font-size:12.0pt;mso-bidi-font-size: 11.0pt;font-family:Microsoft Yahei;mso-fareast-font-family:等线;mso-fareast-theme-font:minor-fareast">TCON</span><span style="font-size:12.0pt;mso-bidi-font-size:11.0pt;mso-ascii-font-family:Microsoft Yahei; mso-hansi-font-family:宋体">寄存器的</span><span lang="EN-US" style="font-size:12.0pt; mso-bidi-font-size:11.0pt;font-family:Microsoft Yahei;mso-fareast-font-family:等线; mso-fareast-theme-font:minor-fareast">IT0</span><span style="font-size:12.0pt; mso-bidi-font-size:11.0pt;mso-ascii-font-family:Microsoft Yahei;mso-hansi-font-family: 宋体">控制位为</span><span lang="EN-US" style="font-size:12.0pt;mso-bidi-font-size: 11.0pt;font-family:Microsoft Yahei;mso-fareast-font-family:等线;mso-fareast-theme-font:minor-fareast">1</span><span style="font-size:12.0pt;mso-bidi-font-size:11.0pt;mso-ascii-font-family:Microsoft Yahei; mso-hansi-font-family:宋体">时，外部中断</span><span lang="EN-US" style="font-size: 12.0pt;mso-bidi-font-size:11.0pt;font-family:Microsoft Yahei;mso-fareast-font-family:等线; mso-fareast-theme-font:minor-fareast">0</span><span style="font-size:12.0pt; mso-bidi-font-size:11.0pt;mso-ascii-font-family:Microsoft Yahei;mso-hansi-font-family: 宋体">的触发信号为</span><u><span lang="EN-US" style="font-size:12.0pt;mso-bidi-font-size: 11.0pt;font-family:Microsoft Yahei;mso-fareast-font-family:等线;mso-fareast-theme-font:minor-fareast"><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span></span></u><span style="font-size:12.0pt; mso-bidi-font-size:11.0pt;mso-ascii-font-family:Microsoft Yahei;mso-hansi-font-family: 宋体">。</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family: "Times New Roman",serif;mso-fareast-font-family:Microsoft Yahei;mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" style="mso-pagination:widow-orphan">5、<span style="font-size:12.0pt;mso-bidi-font-size:11.0pt;mso-ascii-font-family:Microsoft Yahei; mso-hansi-font-family:宋体">关于</span><span lang="EN-US" style="font-size:12.0pt; mso-bidi-font-size:11.0pt;font-family:Microsoft Yahei;mso-fareast-font-family:等线; mso-fareast-theme-font:minor-fareast">8051</span><span style="font-size:12.0pt; mso-bidi-font-size:11.0pt;mso-ascii-font-family:Microsoft Yahei;mso-hansi-font-family: 宋体">单片机的位存储器，下列位地址书写错误的是</span><u><span lang="EN-US" style="font-size:12.0pt; mso-bidi-font-size:11.0pt;font-family:Microsoft Yahei;mso-fareast-font-family:等线; mso-fareast-theme-font:minor-fareast"><span style="mso-spacerun:yes"> </span></span></u><span style="font-size:12.0pt;mso-bidi-font-size:11.0pt; mso-ascii-font-family:Microsoft Yahei;mso-hansi-font-family:宋体">。</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:"Times New Roman",serif; mso-fareast-font-family:Microsoft Yahei;mso-font-kerning:0pt"> <o:p></o:p></span></p>