成考院校在线答案
- 2022-09-12 [判断] <p class="MsoNormal">12、<span style="font-family:宋体">查勘定损时，现场图是以正投影原理的绘图方法绘制的。（ ）</span></p>
- 2022-09-12 [判断] <p class="MsoNormal">14、<span style="font-family:宋体">汽车召回主要针对系统性、同一性与安全有关的缺陷。（ ）</span></p>
- 2022-09-12 [判断] <p class="MsoNormal">20、<span style="font-family:宋体">汽车二级维护由专业维修工负责执行。（ ）</span></p>
- 2022-09-12 [多选] <p class="MsoNormal">1、<span style="font-family:宋体">在电控汽油发动机中，属于反馈闭环控制的传感器有（</span><span lang="EN-US"> </span><span style="font-family:宋体">）。</span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size:12.0pt"> </span></p>
- 2022-09-12 [多选] <p class="MsoNormal">2、<span style="font-family:宋体">车用柴油机上采用调速器主要为了</span> <span style="font-family:宋体">（</span><span lang="EN-US"> </span><span style="font-family:宋体">）。</span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size:12.0pt"> </span></p>
- 2022-09-12 [多选] <p class="MsoNormal">5、<span style="font-family:宋体">排气门早开的目的是（</span><span lang="EN-US"> </span><span style="font-family:宋体">）。</span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size:12.0pt"> </span></p>
- 2022-09-12 [多选] <p class="MsoNormal">3、<span style="font-family:宋体">在柴油机四种燃烧室结构中，燃烧噪声较小的是（</span><span lang="EN-US"> </span><span style="font-family:宋体">）。</span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size:12.0pt"> </span></p>
- 2022-09-12 [多选] <p class="MsoNormal">4、<span style="font-family:宋体">二次空气喷射是一种排放控制措施，对降低（</span><span lang="EN-US"> </span><span style="font-family:宋体">）有效。</span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size:12.0pt"> </span></p>
- 2022-09-12 [多选] <p class="MsoNormal">6、<span style="font-family:宋体">以下属于压燃式内燃机异常喷射现象的是（</span><span lang="EN-US"> </span><span style="font-family:宋体">）。</span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size:12.0pt"> </span></p>
- 2022-09-12 [判断] <p class="MsoNormal" style="mso-pagination:widow-orphan">16、<span style="mso-bidi-font-size:10.5pt;font-family:黑体;mso-font-kerning:0pt">车用汽油机大负荷时的过量空气系数应大于<span lang="EN-US">1</span>，以保证汽油机有良好的经济性。<span lang="EN-US"> <o:p></o:p></span></span></p>