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">31、<span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman";color:windowtext">闭环控制系统与半闭环控制系统的区别在于(</span><span style="color:windowtext"> </span><span style="font-family:Microsoft Yahei;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman";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;layout-grid-mode:char;mso-layout-grid-align:none">38、<span lang="EN-US" style="font-family:Microsoft Yahei;color:windowtext;mso-bidi-font-weight:bold">M</span><span style="font-family:Microsoft Yahei;color:windowtext;mso-bidi-font-weight:bold">代码表示(<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" style="margin-top:7.8pt;mso-para-margin-top:.5gd">33、<span style="mso-bidi-font-size:10.5pt;font-family:Microsoft Yahei;mso-ascii-font-family:ˎ̥; mso-hansi-font-family:ˎ̥;color:windowtext">用光栅位置传感器测量机床位移,若光栅栅距为</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:"ˎ̥",serif; color:windowtext">0.01mm </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">,莫尔条纹移动数为</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:"ˎ̥",serif; color:windowtext">1000 </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">个,若不采用细分技术则机床位移量为</span><span lang="EN-US" 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" style="margin-top:7.8pt;mso-para-margin-top:.5gd">34、<span style="mso-bidi-font-size:10.5pt;font-family:Microsoft Yahei;mso-ascii-font-family:ˎ̥; mso-hansi-font-family:ˎ̥;color:windowtext">现代中高档</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:"ˎ̥",serif;color:windowtext">CNC </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">系统中的计算机硬件结构多采用(</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">30、<span style="mso-bidi-font-size:10.5pt;font-family: 宋体;mso-ascii-font-family:ˎ̥;mso-hansi-font-family:ˎ̥;color:windowtext">欲加工一条与</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:"ˎ̥",serif; color:windowtext">X</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">轴成</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:"ˎ̥",serif; color:windowtext">30<sup>o</sup></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">的直线轮廓。应采用__数控机床。</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" style="margin-top:7.8pt;mso-para-margin-top:.5gd">36、<span style="mso-bidi-font-size:10.5pt;font-family:Microsoft Yahei;mso-ascii-font-family:ˎ̥; mso-hansi-font-family:ˎ̥;color:windowtext">可用于开环伺服控制的电动机是(</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;tab-stops:21.0pt;layout-grid-mode:char;mso-layout-grid-align: none">35、<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">38、<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 [单选] <p class="MsoNormal" align="left" style="margin-top:7.8pt;mso-para-margin-top: .5gd;text-align:left">39、<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">40、<span style="mso-bidi-font-size:10.5pt;font-family: 宋体;mso-ascii-font-family:ˎ̥;mso-hansi-font-family:ˎ̥;color:windowtext">开环控制系统的驱动电机应采用(</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>