成考院校在线答案
- 2022-09-12 [单选] <p class="MsoNormal">36、<span style="font-family:黑体;color:black;mso-themecolor: text1">焊前对可焊性差的工件进行</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 [单选] <p class="MsoNormal">29、<span style="font-size:9.0pt;mso-bidi-font-size:11.0pt; font-family:黑体;color:black;mso-themecolor:text1">为保证较好的综合力学性能，对轴、丝杠、齿轮、连杆等重要零件，一般采用的热处理方式是</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">5、<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">箱体上有相互位置要求<span class="GramE">的孔系加工</span>可以用钻床钻孔来完成。</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-size:12.0pt;mso-bidi-font-size:11.0pt; font-family:黑体;color:black;mso-themecolor:text1;mso-font-kerning:20.0pt">合金钢随合金元素含量的增加，焊接性能逐渐变差。</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">9、<span style="font-size:12.0pt;mso-bidi-font-size:11.0pt; font-family:黑体;color:black;mso-themecolor:text1">电焊条焊芯的作用是用于熔化后充填焊缝的。（<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">16、<span style="font-family:黑体;color:black;mso-themecolor: text1;background:white">小能量多次冲击抗力大小主要取决于材料的强度和塑性。</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">18、<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">钻孔时钻头的旋转运动是进给运动。</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 [单选] <p class="MsoNormal">21、<span style="font-size:9.0pt;mso-bidi-font-size:11.0pt; font-family:黑体;color:black;mso-themecolor:text1">目前工业上应用最广泛的是气体渗氮法。它是在渗氮罐中进行加热时，不断通人空气介质</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 [单选] <p class="MsoNormal">26、<span style="font-size:12.0pt;mso-bidi-font-size:11.0pt; font-family:黑体;color:black;mso-themecolor:text1">共<span class="GramE">晶转变</span>的产物是（<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 [单选] <p class="MsoNormal">37、<span class="GramE"><span style="font-size:12.0pt; mso-bidi-font-size:11.0pt;font-family:黑体;color:black;mso-themecolor:text1">研究铁碳合金</span></span><span style="font-size:12.0pt;mso-bidi-font-size:11.0pt;font-family:黑体;color:black; mso-themecolor:text1">状态图时，图中最大含碳量为（<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>