【单选题】
<img title="1.png" alt="1.png" src="https://file.icve.com.cn/doc_public4/370/461/5CB735F3549C718ED8FC1325D7BE052C.png"/>
①
<img title="2.png" alt="2.png" src="https://file.icve.com.cn/doc_public4/1011/657/FCFA4613A3B1729D03D441008F62D86B.png">
②
<img title="3.png" alt="3.png" src="https://file.icve.com.cn/doc_public4/340/1017/552FE5A4A278CC2FC472BB3CBC77DE82.png">
③
<img title="4.png" alt="4.png" src="https://file.icve.com.cn/doc_public4/966/238/F1A3B93BE7F969225328E374E892C0E8.png">
④
<img title="5.png" alt="5.png" src="https://file.icve.com.cn/doc_public4/481/552/7848A1D99367D22C72C11418B6A40AC2.png">
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/2F1C1D7CB13D6E46657B1ADB0D637828.png title=23.png alt=23.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/60F823409A30CB0B0C4036F73C022269.png title=23-1.png alt=23-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/FB8A6960C37D22F286DE6A2318BDBEC9.png title=23-2.png alt=23-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/5BF3935788057D8C0D54F7E7408E99C2.png title=23-3.png alt=23-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/F436A515DDFE02F1E99ED5E9837EED41.png title=23-4.png alt=23-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/5F1F3A5E288C2DF0D6957B19B8077CDC.png title=7.png alt=7.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/135A3D7E0A552830EE41960893992FE0.png title=7-1.png alt=7-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/7275549704CE435B8368C8E3AE7C8F77.png title=7-2.png alt=7-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/D19D1832E91899259236D762EA356DC5.png title=7-3.png alt=7-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/F87A50E87EAAE842C3C36B842B83329C.png title=7-4.png alt=7-4.png/>
【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/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/2A1F4D073358137AC1F2767C1281A7B6.png title=7-C.png alt=7-C.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/A3EDCC513AD87B6DE0FF92469CAD1375.png title=7-1.png alt=7-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/14B2468B0D0D132B5E02053ED324A883.png title=7-2.png alt=7-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/32298C59ED758DA1F44F8CCE504D5E6E.png title=7-3.png alt=7-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/99502EC78B81F7366C2D6ED7FEF08D10.png title=7-4.png alt=7-4.png/>
【单选题】
<img src="https://file.icve.com.cn/doc_public4/46/546/0B888AA53430E1B0B7EB0022A6492F3A.png" title="1.png" alt="1.png"/>
【单选题】
下图是哪个设备的图例符号<img src="https://file.icve.com.cn/file_doc_public/63/114/0FE1CB4E7CC2417713C0CC2EEB8185D5.png" title="af14b1a18c34819760bf994e7b1b38b0.png" alt="af14b1a18c34819760bf994e7b1b38b0.png" width="126" height="111" style="width: 126px; height: 111px;"/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/15D35B7D2A7C22F0758B4B07C51B53D6.png title=23.png alt=23.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/F0F647CE4250C02B1544F4018B747E23.png title=23-1.png alt=23-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/F0051CC3C5FC144719F7AA97A15D9C23.png title=23-2.png alt=23-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/F4266F203501863186A8CC15D2A60FCF.png title=23-3.png alt=23-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/EC2A862A80CE7575023CF0BEC3D96EE8.png title=23-4.png alt=23-4.png/>
【单选题】
下图是哪个设备的图例符号<img src="https://file.icve.com.cn/file_doc_public/802/168/C892A3FE1BF08A43B3B13DB019B0FB9D.png" title="7e04d8e9017907c063a658b0b78a1ee1.png" alt="7e04d8e9017907c063a658b0b78a1ee1.png"/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/62F7D0C8F5F6E07FFCA0AAD9C80517C4.png title=19.png alt=19.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/C072AA8ADF47E360C9C722853FDE48A1.png title=19-1.png alt=19-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/602DE428CB8A6819C1D9694AF646EFF2.png title=19-2.png alt=19-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/1E4FFFEF27D9F12D70A8F5280A09311B.png title=19-3.png alt=19-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/302E087B7141F67E8717A778BCBC4AF7.png title=19-4.png alt=19-4.png/>
【单选题】
<img title=23.png alt=23.png src=https://huaweicloudobs.ahjxjy.cn/5A5C86D0CAD171C472F4F442DE312E10.png/>
①
<img title=23-1.png alt=23-1.png src=https://huaweicloudobs.ahjxjy.cn/5EA0E1D4DE252DE54CEFCA4EB323B5C3.png/>
②
<img title=23-2.png alt=23-2.png src=https://huaweicloudobs.ahjxjy.cn/1ABAEAD2B90937C11535D78101231182.png/>
③
<img title=23-3.png alt=23-3.png src=https://huaweicloudobs.ahjxjy.cn/0331F51E707D77B20996A3E21CC66FE4.png/>
④
<img title=23-4.png alt=23-4.png src=https://huaweicloudobs.ahjxjy.cn/2867DBF61D9BA838A537578A42702D14.png/>