成考院校在线答案
- 2022-09-12 [判断] <p class="MsoNormal" style="mso-pagination:widow-orphan">11、<span style="font-size:12.0pt;font-family:华文中宋;color:windowtext">拉刀切削速度低，切削厚度薄，切削平稳而加工精度高。<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>（<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 [判断] <p class="MsoNormal" style="mso-pagination:widow-orphan">12、<span style="font-size:12.0pt;font-family:华文中宋;color:windowtext">钻孔多轴箱主轴的前、后支承均采用圆锥滚子轴承 <span lang="EN-US"><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span></span>（<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 [判断] <p class="MsoNormal" style="mso-pagination:widow-orphan">13、<span style="font-size:12.0pt;font-family:华文中宋;color:windowtext">承受高度方向弯矩的支承件，截面形状应为矩形。 <span style="mso-spacerun:yes"> </span><span lang="EN-US"><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span></span>（<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 [判断] <p class="MsoNormal" style="text-indent:24.1pt">14、<span style="font-size:12.0pt; font-family:华文中宋;color:windowtext">机床主轴前轴承的精度选择可比后轴承低一级。<span lang="EN-US"><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span></span>（<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）<b style="mso-bidi-font-weight:normal"><span lang="EN-US"> <o:p></o:p></span></b></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" style="text-indent:24.1pt">15、<span style="font-size:12.0pt; font-family:华文中宋;color:windowtext">加工装备的动力参数是各种执行件的运动速度。<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>（<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）<span lang="EN-US"> <o:p></o:p></span></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" style="mso-pagination:widow-orphan">16、<span style="font-size:12.0pt;font-family:华文中宋;color:windowtext">扩孔多轴箱主轴的前、后支承可采用圆锥滚子轴承 <span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>（<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 [判断] <p class="MsoNormal" style="text-indent:24.1pt">17、<span style="font-size:12.0pt; font-family:华文中宋;color:windowtext">主轴轴承可根据刚度、旋转精度和极限转速来选择。<span lang="EN-US"><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span></span>（<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）<b style="mso-bidi-font-weight:normal"><span lang="EN-US"> <o:p></o:p></span></b></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" style="mso-pagination:widow-orphan">18、<span style="font-size:12.0pt;font-family:华文中宋;color:windowtext">机床总体布局的首要工作是分配机床运动。 <span lang="EN-US"><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span></span>（<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 [判断] <p class="MsoNormal" style="mso-pagination:widow-orphan">19、<span style="font-size:12.0pt;font-family:华文中宋;color:windowtext">受结构限制，多轴箱油泵齿轮也可布置在第Ⅳ排。<span lang="EN-US"><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span></span>（<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 [判断] <p class="MsoNormal" style="mso-pagination:widow-orphan">20、<span style="font-size:12.0pt;font-family:华文中宋;color:windowtext">导轨副应采用不同材料，以提高其耐磨性，防止粘结磨损。<span lang="EN-US"><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span></span>（<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>