成考院校在线答案
- 2022-09-12 [判断] <p class="MsoNormal" align="left" style="margin-bottom:7.5pt;text-align:left; mso-pagination:widow-orphan;background:white">13、<span style="font-size:12.0pt; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman";color:windowtext">铸件在凝固末期收缩受阻产生的裂纹叫热裂纹。</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" align="left" style="margin-bottom:7.5pt;text-align:left; mso-pagination:widow-orphan;background:white">4、<span style="font-size:12.0pt; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman";color:windowtext;mso-font-kerning:20.0pt">自由锻件上可以有锥体或斜面结构。</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" align="left" style="margin-bottom:7.5pt;text-align:left; mso-pagination:widow-orphan;background:white">15、<span style="font-size:12.0pt; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman";color:windowtext;mso-font-kerning:20.0pt">闪光对焊对接头清理工作要求不高。</span><span style="font-size:12.0pt;color:windowtext;mso-font-kerning:20.0pt"> </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" align="left" style="margin-bottom:7.5pt;text-align:left; mso-pagination:widow-orphan;background:white">13、<span style="font-size:12.0pt; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman";color:windowtext;mso-font-kerning:20.0pt">钢的质量好坏是按其中的合金元素含量来区分的。</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" align="left" style="margin-bottom:7.5pt;text-align:left; mso-pagination:widow-orphan;background:white">5、<span lang="EN-US" style="font-size:12.0pt;color:windowtext;mso-font-kerning:20.0pt">CO</span><span lang="EN-US" style="font-size:9.0pt;color:windowtext;mso-font-kerning:20.0pt">2</span><span style="font-size:12.0pt;font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman";color:windowtext;mso-font-kerning: 20.0pt">气体保护焊所用的焊丝中所含的较多的</span><span lang="EN-US" style="font-size:12.0pt; color:windowtext;mso-font-kerning:20.0pt">S</span><span lang="EN-US" style="font-size:12.0pt;font-family:Microsoft Yahei;color:windowtext;mso-font-kerning: 20.0pt">i</span><span style="font-size:12.0pt;font-family:Microsoft Yahei;color:windowtext; mso-font-kerning:20.0pt">、<span lang="EN-US">Mn,</span>是为了使焊缝成分变成低合金钢。</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" align="left" style="margin-bottom:7.5pt;text-align:left; mso-pagination:widow-orphan;background:white">19、<span style="font-size:12.0pt; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman";color:windowtext">铸造合金的铸造性能主要包括合金的流动性和合金的收缩。</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" align="left" style="margin-bottom:7.5pt;text-align:left; mso-pagination:widow-orphan;background:white">18、<span style="font-size:12.0pt; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman";color:windowtext;mso-font-kerning:20.0pt">生产纲领是指企业的产品生产批量。</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" align="left" style="margin-bottom:7.5pt;text-align:left; mso-pagination:widow-orphan;background:white">12、<span lang="EN-US" style="font-size:12.0pt;color:windowtext;mso-font-kerning:20.0pt">45</span><span style="font-size:12.0pt;font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman";color:windowtext;mso-font-kerning: 20.0pt">钢刀杆和硬质合金刀头是用气焊火焰焊接的，所以是气焊。</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" align="left" style="margin-bottom:7.5pt;text-align:left; mso-pagination:widow-orphan;background:white">10、<span style="font-size:12.0pt; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman";color:windowtext">模锻时，金属在封闭的模膛内变形，故金属不会被打裂。</span><span style="font-size:12.0pt;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">34、<span style="font-family:宋体">陶瓷有<span lang="EN-US">(<span style="mso-spacerun:yes"> </span>) <o:p></o:p></span></span></p>