成考院校在线答案
- 2022-09-12 [单选] <p class="MsoNormal" align="left" style="margin-top:7.8pt;mso-para-margin-top: .5gd;text-align:left;tab-stops:21.0pt;layout-grid-mode:char;mso-layout-grid-align: none">39、<span style="font-family:Microsoft Yahei;color:windowtext;mso-bidi-font-weight:bold">顺着刀具前进的方向观察，刀具偏在工件轮廓的右边时，采用的刀具半径补偿指令为：（<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）。</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;color:windowtext;mso-font-kerning: 0pt"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" align="left" style="margin-top:7.8pt;mso-para-margin-top: .5gd;text-align:left">29、<span style="mso-bidi-font-size:10.5pt;font-family: 宋体;mso-ascii-font-family:ˎ̥;mso-hansi-font-family:ˎ̥;color:windowtext">所谓插补就是根据输入线型和速度的要求，（</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:"ˎ̥",serif; color:windowtext"><span style="mso-spacerun:yes"> </span></span><span style="mso-bidi-font-size:10.5pt;font-family:Microsoft Yahei;mso-ascii-font-family:ˎ̥; mso-hansi-font-family:ˎ̥;color:windowtext">）。</span><span style="mso-bidi-font-size: 10.5pt;font-family:"ˎ̥",serif;color:windowtext"> </span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;color:windowtext;mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" align="left" style="margin-top:7.8pt;mso-para-margin-top: .5gd;text-align:left">35、<span style="mso-bidi-font-size:10.5pt;font-family: 宋体;mso-ascii-font-family:ˎ̥;mso-hansi-font-family:ˎ̥;color:windowtext">用直接函数法进行圆弧插补时，由于采用了近似计算，</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:"ˎ̥",serif; color:windowtext">cos</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt; color:windowtext">α</span><span style="mso-bidi-font-size:10.5pt;font-family: 宋体;mso-ascii-font-family:ˎ̥;mso-hansi-font-family:ˎ̥;color:windowtext">值必然产生偏差，这个偏差对圆弧插补的轮廓精度，从理论上讲将（</span><span style="mso-bidi-font-size:10.5pt;font-family:"ˎ̥",serif;color:windowtext"> </span><span style="mso-bidi-font-size:10.5pt;font-family:Microsoft Yahei;mso-ascii-font-family:ˎ̥; mso-hansi-font-family:ˎ̥;color:windowtext">）。</span><span style="mso-bidi-font-size: 10.5pt;font-family:"ˎ̥",serif;color:windowtext"> </span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;color:windowtext;mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" align="left" style="margin-top:7.8pt;mso-para-margin-top: .5gd;text-align:left">33、<span lang="EN-US" style="color:windowtext">G92</span><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman";color:windowtext">的作用是（）。</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;color:windowtext;mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" align="left" style="margin-top:7.8pt;mso-para-margin-top: .5gd;text-align:left">34、<span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman";color:windowtext">下列</span><span lang="EN-US" style="color:windowtext">G</span><span style="font-family:Microsoft Yahei; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"; color:windowtext">指令中（）是非续效指令。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt;color:windowtext;mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" align="left" style="margin-top:7.8pt;mso-para-margin-top: .5gd;text-align:left;layout-grid-mode:char;mso-layout-grid-align:none">36、<span style="font-family:Microsoft Yahei;color:windowtext;mso-bidi-font-weight:bold">以下指令都能停止机床的进给运动。当需要有选择地停止机床的运动抽查测量某一关键尺寸时，应选择（<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）。</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;color:windowtext;mso-font-kerning: 0pt"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" align="left" style="margin-top:7.8pt;mso-para-margin-top: .5gd;text-align:left">36、<span style="mso-bidi-font-size:10.5pt;font-family: 宋体;mso-ascii-font-family:ˎ̥;mso-hansi-font-family:ˎ̥;color:windowtext">在数控机床在进行</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:"ˎ̥",serif; color:windowtext">2</span><span style="mso-bidi-font-size:10.5pt;font-family: 宋体;mso-ascii-font-family:ˎ̥;mso-hansi-font-family:ˎ̥;color:windowtext">轴（或</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:"ˎ̥",serif; color:windowtext">3</span><span style="mso-bidi-font-size:10.5pt;font-family: 宋体;mso-ascii-font-family:ˎ̥;mso-hansi-font-family:ˎ̥;color:windowtext">轴）直线插补时，</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:"ˎ̥",serif; color:windowtext">F</span><span style="mso-bidi-font-size:10.5pt;font-family: 宋体;mso-ascii-font-family:ˎ̥;mso-hansi-font-family:ˎ̥;color:windowtext">指令所指定的速度是</span><u><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:"ˎ̥",serif; color:windowtext"><span style="mso-spacerun:yes"> </span></span></u><span style="mso-bidi-font-size:10.5pt;font-family:Microsoft Yahei;mso-ascii-font-family:ˎ̥; mso-hansi-font-family:ˎ̥;color:windowtext">。</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;color:windowtext;mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" align="left" style="margin-top:7.8pt;mso-para-margin-top: .5gd;text-align:left">36、<span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman";color:windowtext">准备功能</span><span lang="EN-US" style="color:windowtext">G90</span><span style="font-family:Microsoft Yahei; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"; color:windowtext">代码的功能是</span><span lang="EN-US" style="color:windowtext">( ) </span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;color:windowtext;mso-font-kerning: 0pt"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" style="margin-top:7.8pt;mso-para-margin-top:.5gd">7、<span style="mso-bidi-font-size:10.5pt;font-family:Microsoft Yahei;color:windowtext">感应同步器属于模拟式、绝对式测量元件。 </span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;color:windowtext; mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" style="margin-top:7.8pt;mso-para-margin-top:.5gd">14、<span style="mso-bidi-font-size:10.5pt;font-family:Microsoft Yahei;mso-ascii-font-family:ˎ̥; mso-hansi-font-family:ˎ̥;color:windowtext">模态代码一经在一个程序段中指定便持续有效，直到后续的程序段中出现同组的另一代码才失效。</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;color:windowtext;mso-font-kerning: 0pt"> <o:p></o:p></span></p>