【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/86BA88713E99791F6245FF5DB76637B4.png title=4.png alt=4.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/C68E9B3FD3E7621C39C718D63AB3F513.png title=4-1.png alt=4-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/6DF94C6405C0E9C3B4B2D41AFA7E70CF.png title=4-2.png alt=4-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/39414C336FD06C9612C8912AB60671BF.png title=4-3.png alt=4-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/034F12DB164BD508DF7F90EA26D901AC.png title=4-4.png alt=4-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/11540691C82288125AE9D0361E4A6670.png title=4.png alt=4.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/CC5DAB543FD35CC5C36619E6F7965343.png title=4-1.png alt=4-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/C7E03B491976CE5DFB559EA7A9BFDD75.png title=4-2.png alt=4-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/81E71E88F6FE989D58458A042175779D.png title=4-3.png alt=4-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/2C61BEE7928D76A2D9F8E7B5250E68C9.png title=4-4.png alt=4-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/92937B70ECBCEACE925CAD085D6DAFD6.png title=4.png alt=4.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/D0430E27D605015C752493220B8E98E4.png title=4-1.png alt=4-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/8A554B979CB6B7F140B62F660574BBE4.png title=4-2.png alt=4-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/5F1A24467347180989EAA9A31FDE2D6D.png title=4-3.png alt=4-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/F88F9E70F75F85B938ECE77D72D92CCA.png title=4-4.png alt=4-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/55D08AAAE0A9E4C94D0804C1C5167E71.png title=4.png alt=4.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/ECBB660518A092D770526171FF6E7504.png title=4-1.png alt=4-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/315178D16F4C9553E725B1D5AF2B753C.png title=4-2.png alt=4-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/30BE3DEE9DAD9D76EA230430A0794E48.png title=4-3.png alt=4-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/7FBDC54DE7107C88FE390A31880E0023.png title=4-4.png alt=4-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/53BBA08102A9804D24050F5886505406.png title=4.png alt=4.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/03AA7225F537B4CE23CCBDA9CD2014DA.png title=4-1.png alt=4-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/6B27D5C77220D1F34C0B674C1EB57E7A.png title=4-2.png alt=4-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/3B8852C9BA45C556921C7069E97DE78B.png title=4-3.png alt=4-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/00CAD3FD1E49267F6C56CE42BA857417.png title=4-4.png alt=4-4.png/>
【判断题】
<img src=https://huaweicloudobs.ahjxjy.cn/B05E92CA7EF513CAA180848EBD8D995F.png title=4.png alt=4.png/>
①
正确
②
错误
【判断题】
根据图所示切割体的正面投影和水平投影，用正垂面来切割圆柱体外表面，其截交线的侧面投影反映实形。<img src=http://60.205.157.60/course/a@4A86563E6B6DA06893F711ACC27EA6B8.png title=4.png alt=4.png/>
①
正确
②
错误
【判断题】
根据图所示切割体的正面投影和水平投影，用正垂面来切割圆柱体外表面，其截交线的侧面投影为椭圆弧。<img src=http://60.205.157.60/course/a@4A86563E6B6DA06893F711ACC27EA6B8.png title=4.png alt=4.png/>
①
正确
②
错误
【判断题】
<img src=https://huaweicloudobs.ahjxjy.cn/5B64FB35A46C56BBD1AB46C9C64C38D7.png title=4.png alt=4.png/>
①
正确
②
错误
【判断题】
<img src=https://huaweicloudobs.ahjxjy.cn/3B6D830B2F2816670116BEDDF1B85A26.png title=4.png alt=4.png/>
①
正确
②
错误
%E5%85%B1%EF%BC%88%20%20%EF%BC%89%E4%B8%AA%E3%80%82%3Cimg%20src%3Dhttp://60.205.157.60/course/a@897BB88B56D9897C8DCF0F7A3446181B.png%20title%3D%E5%8D%95%E9%80%89%E9%A2%98%E5%9B%BE4.png%20alt%3D%E5%8D%95%E9%80%89%E9%A2%98%E5%9B%BE4.png/%3E&pn=1){kind=link}
%E5%85%B1%EF%BC%88%20%20%EF%BC%89%E4%B8%AA%E3%80%82%3Cimg%20src%3Dhttp://60.205.157.60/course/a@897BB88B56D9897C8DCF0F7A3446181B.png%20title%3D%E5%8D%95%E9%80%89%E9%A2%98%E5%9B%BE4.png%20alt%3D%E5%8D%95%E9%80%89%E9%A2%98%E5%9B%BE4.png/%3E&pn=5){kind=link}
%E5%85%B1%EF%BC%88%20%20%EF%BC%89%E4%B8%AA%E3%80%82%3Cimg%20src%3Dhttp://60.205.157.60/course/a@897BB88B56D9897C8DCF0F7A3446181B.png%20title%3D%E5%8D%95%E9%80%89%E9%A2%98%E5%9B%BE4.png%20alt%3D%E5%8D%95%E9%80%89%E9%A2%98%E5%9B%BE4.png/%3E&pn=3){kind=link}
%E5%85%B1%EF%BC%88%20%20%EF%BC%89%E4%B8%AA%E3%80%82%3Cimg%20src%3Dhttp://60.205.157.60/course/a@897BB88B56D9897C8DCF0F7A3446181B.png%20title%3D%E5%8D%95%E9%80%89%E9%A2%98%E5%9B%BE4.png%20alt%3D%E5%8D%95%E9%80%89%E9%A2%98%E5%9B%BE4.png/%3E&pn=4){kind=link}
%E5%85%B1%EF%BC%88%20%20%EF%BC%89%E4%B8%AA%E3%80%82%3Cimg%20src%3Dhttp://60.205.157.60/course/a@897BB88B56D9897C8DCF0F7A3446181B.png%20title%3D%E5%8D%95%E9%80%89%E9%A2%98%E5%9B%BE4.png%20alt%3D%E5%8D%95%E9%80%89%E9%A2%98%E5%9B%BE4.png/%3E&pn=7){kind=link}
%E5%85%B1%EF%BC%88%20%20%EF%BC%89%E4%B8%AA%E3%80%82%3Cimg%20src%3Dhttp://60.205.157.60/course/a@897BB88B56D9897C8DCF0F7A3446181B.png%20title%3D%E5%8D%95%E9%80%89%E9%A2%98%E5%9B%BE4.png%20alt%3D%E5%8D%95%E9%80%89%E9%A2%98%E5%9B%BE4.png/%3E&pn=8){kind=link}
%E5%85%B1%EF%BC%88%20%20%EF%BC%89%E4%B8%AA%E3%80%82%3Cimg%20src%3Dhttp://60.205.157.60/course/a@897BB88B56D9897C8DCF0F7A3446181B.png%20title%3D%E5%8D%95%E9%80%89%E9%A2%98%E5%9B%BE4.png%20alt%3D%E5%8D%95%E9%80%89%E9%A2%98%E5%9B%BE4.png/%3E&pn=9){kind=link}
%E5%85%B1%EF%BC%88%20%20%EF%BC%89%E4%B8%AA%E3%80%82%3Cimg%20src%3Dhttp://60.205.157.60/course/a@897BB88B56D9897C8DCF0F7A3446181B.png%20title%3D%E5%8D%95%E9%80%89%E9%A2%98%E5%9B%BE4.png%20alt%3D%E5%8D%95%E9%80%89%E9%A2%98%E5%9B%BE4.png/%3E&pn=10){kind=link}