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">
- 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: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202005/3791e259796b403caaaff50a30f8f7f9.png"> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202005/8f93d957816f4306b7b3f76c3c101fcc.png"> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202005/92fbd574050e4dd68e74805b7c6d37ae.png"> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202005/d9a086e1f3d043cc9ab5c293dbbf572c.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" />
- 设A=<img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/bc546fc03fdb4ba3b7e6b144b6371d7f.png" />,B=Р(Р(A)) 下列( )表达式不成立。 A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/6e615703da60435893f9e9a9273e12e5.png" /> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/64c831067d054e71a6c76f43849d450d.png" /> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/72023a5250e44c12b98923044194f13d.png" /> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/c48e039a739c4502830eee7ae0ac1678.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">
内容
- 0
网络函数<img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202003/058dbbb5ab294d2980b41cd68dc78e69.png" />,其相应的单位冲激响应<img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202003/efd689742f00449b818fd884bf9fd2cf.png" />为( ) A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202003/571d5a5173d64731a7a1ed5c3ffaf403.png" /> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202003/b923d3ac7e9743c68ad701c170b784b4.png" /> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202003/d3c454406cd94e97a23806c9ba83d4e0.png" /> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202003/159fc59d34794c2b9f24f1ddbc368a14.png" />
- 1
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"/>
- 2
l-矩阵<img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202008/500186eca47a45dfbdb56b3f454593c8.png" />的Smith标准形为()。 A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202008/29463535c69144b08617f313e85b7d59.png" /> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202008/be82c74bd5e6499b9c4bd798f704df00.png" /> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202008/509e3bfd1b114727974787c7f1dab1a9.png" /> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202008/777d67f69e83438f95215aa7434519d5.png" />
- 3
图示应力圆对应于应力状态<img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201908/a61d48f304e9454fb6f3d8fcac0a5888.png" /> A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201908/fa83fd043ee946869755b338236b2b0e.png" /> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201908/77ff74928a3642928e805440db706068.png" /> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201908/6cce8e25b7ec4d00895cd86fabc16f64.png" /> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201908/62d9a4357886450cbfb0bde0deda67ec.png" />
- 4
下面的表达式中,正确有? A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201911/0e169fdf5e354dd4af80ea6386ddeca5.png"/> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201911/5124889b558b4186ba4140ca7692d717.png"/> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201911/f3d2d0d80b744f74899371cae0395a71.png"/> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201911/2af6ef9203e94ea2b993e1ad4d99e5d2.png"/>