在切削加工中，考虑刀具在加工过程中的位置，下面哪个结构设计是合理的？
A:
B:
C:
D:
A:
B:
C:
D:
举一反三
- 考虑装配工艺性时，下面的结构设计哪个工艺性好？ A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202005/f2ad0d06ed5c41e685c2df77f3a0db97.png"> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202005/23d3dd266a4545b2a553fb240f081a3c.png"> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202005/6227d2f7b1bb449198d01b39253ae074.png"> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202005/66650c819dc14c1ba115356d0476d0ee.png">
- 下列哪种条件下可以得到酚酯？ A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202005/08815fc33fa54872918d9948e274015a.png" /> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202005/2a317185ef5848c288253fefdf061c53.png" /> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202005/e629d22c3a094f97925f053969ec269b.png" /> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202005/6574cb35c64f41e4a3067c3838b2d19d.png" />
- 如图所示电路的逻辑表达式F=（ ）。<img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/8655693a417e4e43a32e0732ed533c96.png" /> A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/beda73211aea49f082d9137fd4eb0526.png" /> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/7388c99ee0824f20bcf85893934a2f6a.png" /> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/9a5c81e78b344c79a9389e932a7f55ce.png" /> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/82193a9a030243728012b02e15718987.png" />
- 横桥的特性是（ ） A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202003/d9109b1706b24ebdaaa4fd2ade011f0b.png"> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202003/3e73caf4907c4732b31655818429fd1f.png"> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202003/22fe3c7df73445cdbc78681845eb442f.png"> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202003/dda726f3f23e497ea5706434c05ee729.png"> E: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202003/1e933a32e7764e73841cf6d1ad056e95.png">
- 读装配图中零件10，下列哪个图是正确的 （ ）<img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201912/3e06ba277c804a0184232a92dc4daae8.png"/> A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201912/f552fe75449e4a54ac92d376ccb56c4d.png"/> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201912/ceee8794adba4c09a22636cc1400760a.png"/> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201912/de760892beba4aa0b43f5ad85fa1a8e3.png"/> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201912/bd80973d489b4003904efdee208828b2.png"/> E: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201912/3206dcc5d56c4536b359f5b66ae1fe03.png"/>