【单选题】
正面和水平投影图所对应的侧面投影图为 。<img src="https://file.icve.com.cn/doc_public2/963/120/F0C1E39E534CDD6CEFEC0C0481C5E3D1.png" title="1.png" alt="1.png"/>
①
<img src=http://222.173.11.71/doc_public/b@D4BB62899709BE2F45F414C28A4CA9A7.png title=2.png alt=2.png/>
②
<img src=http://222.173.11.71/doc_public/b@D26AC752421CD577BAB086C3FDDDFA77.png title=3.png alt=3.png/>
③
<img src=http://222.173.11.71/doc_public/b@41023E220058FAAA5E536AE1226629A8.png title=4.png alt=4.png/>
④
<img src=http://222.173.11.71/doc_public/b@14215B63E40DF13F895F5CB38760F767.png title=5.png alt=5.png/>
【多选题】
<img src=https://huaweicloudobs.ahjxjy.cn/16C7003AF9EB1735F75173AF3F994BD1.png title=1.png alt=1.png/><img src=https://huaweicloudobs.ahjxjy.cn/997C861BE25A9EB1CA0BE4E4AA1F6921.png title=2.png alt=2.png/><img src=https://huaweicloudobs.ahjxjy.cn/24E0907ED0230C3FE1B001D96DCA0640.png title=3.png alt=3.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/692F090A7E165A0A38C14FF0554B4204.png title=4.png alt=4.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/69624F08569759B278A275D6A58759F1.png title=5.png alt=5.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/EBEE189275F1591DF76F689BF95BD90B.png title=7.png alt=7.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/7659ADB5D6852930BC5FBFD88C956B69.png title=6.png alt=6.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/0E4FDA32E7AC6BB1836CD7F82BE20F42.png title=1.png alt=1.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/198D8F0E241EB972E4411CFCA67F568E.png title=1-1.png alt=1-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/77E1D87AC92804F428B5E14E517A51AB.png title=1-2.png alt=1-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/CDF751B4978075EB08360A6346E12CD0.png title=1-3.png alt=1-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/A28B0BD0CEBD202351EC5BCAF3B1383A.png title=1-4.png alt=1-4.png/>
【单选题】
<img src="https://file.icve.com.cn/doc_public4/46/546/0B888AA53430E1B0B7EB0022A6492F3A.png" title="1.png" alt="1.png"/>
①
v(正)减小，v(逆)增大
②
k(正)减小，k(逆)增大
③
v(正)和v(逆)都减小
④
v(正)增加的倍数 v(逆)增加的倍数
【简答题】
<img src="https://huaweicloudobs.ahjxjy.cn/DD4212B310FF0CCFA9B117F3B2C7EA7E.png" title="1.png" alt="1.png"/>
【简答题】
<img src="https://huaweicloudobs.ahjxjy.cn/BAF8D07A0E9A2119AF6A6CA5B09340BA.png" title="1.png" alt="1.png"/>
【简答题】
<img src="https://huaweicloudobs.ahjxjy.cn/B024D33A185C224A3D9C4F8596EB4064.png" title="1.png" alt="1.png"/>
【判断题】
<img src=https://huaweicloudobs.ahjxjy.cn/729E3E206685CC542445022F2DBF663F.png title=1.png alt=1.png/>
①
正确
②
错误
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