成考院校在线答案
- 2022-09-12 [单选] <p class="MsoNormal" style="mso-pagination:widow-orphan;">23、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">曲柄摇杆机构中，摇杆为主动件时，______死点位置。</span><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:0.0000pt;"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" style="mso-pagination:widow-orphan;">24、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">齿轮轮齿最易发生折断的地方是____________。</span><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:0.0000pt;"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal">1、<span style="font-size:12.0pt;mso-bidi-font-size:11.0pt; font-family:黑体;color:black;mso-themecolor:text1;mso-font-kerning:20.0pt">模锻件的结构中可以有深孔或多孔结构。</span><span style="font-size:12.0pt;mso-bidi-font-size:11.0pt;font-family:黑体;color:black; mso-themecolor:text1">（<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）</span><span lang="EN-US" style="font-family:黑体;color:black; mso-themecolor:text1"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal">2、<span lang="EN-US" style="font-family:黑体;color:black; mso-themecolor:text1;background:white">4Cr13</span><span style="font-family: 黑体;color:black;mso-themecolor:text1;background:white">钢是一种马氏体不锈钢。</span><span style="font-size:12.0pt;mso-bidi-font-size:11.0pt;font-family:黑体;color:black; mso-themecolor:text1">（<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）</span><span lang="EN-US" style="font-family:黑体;color:black; mso-themecolor:text1"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal">6、<span style="font-size:12.0pt;mso-bidi-font-size:11.0pt; font-family:黑体;color:black;mso-themecolor:text1;mso-font-kerning:20.0pt">钢的质量好坏是按其中的硫、磷含量来区分的。</span><span style="font-size:12.0pt;mso-bidi-font-size:11.0pt;font-family:黑体;color:black; mso-themecolor:text1">（<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）</span><span lang="EN-US" style="font-family:黑体;color:black; mso-themecolor:text1"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal">15、<span style="font-size:12.0pt;mso-bidi-font-size:11.0pt; font-family:黑体;color:black;mso-themecolor:text1;mso-font-kerning:20.0pt">点焊就是用焊条每隔一定距离焊一个焊点。</span><span style="font-size:12.0pt;mso-bidi-font-size:11.0pt;font-family:黑体;color:black; mso-themecolor:text1">（<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）</span><span lang="EN-US" style="font-family:黑体;color:black; mso-themecolor:text1"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal">20、<span style="font-size:12.0pt;mso-bidi-font-size:11.0pt; font-family:黑体;color:black;mso-themecolor:text1;mso-font-kerning:20.0pt">模锻时只能冲出盲孔，不能冲出透孔，中间留有一层金属，称为冲孔连皮。<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></span><span style="font-size:12.0pt;mso-bidi-font-size:11.0pt;font-family:黑体;color:black; mso-themecolor:text1">（<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）</span><span lang="EN-US" style="font-family:黑体;color:black; mso-themecolor:text1"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal">8、<span style="font-family:黑体;color:black;mso-themecolor: text1;background:white">将金属加热到再结晶温度以上时，金属将发生回复、再结晶及晶粒长大等变化。</span><span style="font-size:12.0pt;mso-bidi-font-size:11.0pt;font-family:黑体;color:black; mso-themecolor:text1">（<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）</span><span lang="EN-US" style="font-family:黑体;color:black; mso-themecolor:text1"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal">7、<span style="font-family:黑体;color:black;mso-themecolor: text1;background:white">不同晶格类型，原子排列的密度不同，因此，金属进行同素异构转变时，将引起金属体积的变化。</span><span style="font-size:12.0pt;mso-bidi-font-size:11.0pt;font-family:黑体;color:black; mso-themecolor:text1">（<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）</span><span lang="EN-US" style="font-family:黑体;color:black; mso-themecolor:text1"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal">17、<span style="font-size:12.0pt;mso-bidi-font-size:11.0pt; font-family:黑体;color:black;mso-themecolor:text1">模型锻造可以锻造形状十分复杂的锻件。（<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）</span><span lang="EN-US" style="font-family:黑体;color:black;mso-themecolor:text1"> <o:p></o:p></span></p>