A. https://image.zhihuishu.com/zhs/onlineexam/ueditor/202005/453df589da8046d2b392ae5c3ceb5a23.png B. https://image.zhihuishu.com/zhs/onlineexam/ueditor/202005/0fbda155caef493d801e984f75c322de.png C. h
举一反三
- 【单选题】布拉格方程的基本形式为( )。 A. https://image.zhihuishu.com/zhs/onlineexam/ueditor/202005/a6ec2750c3ac451d83c2505168c54865.png B. https://image.zhihuishu.com/zhs/onlineexam/ueditor/202005/8a62e42ecae14787a75f5b9f880aa191.png C. h
- 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" />
- 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">
- 【单选题】 https://image.zhihuishu.com/zhs/onlineexam/ueditor/202008/be590f3923594751b5e040cc4455a1ed.png A. https://image.zhihuishu.com/zhs/onlineexam/ueditor/202008/e3b8437f44434853b0bb5f2a51b16872.png B. https://image.zhihuishu.com/zhs/onlineexam/ueditor/202008/3b889237e58846f28fc8cf2434bd061a.png C. h
内容
- 0
下列化合物命名正确的是： A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202008/7edd2de514754adebb8fd41f2e3745b9.png" /> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202008/87e72f99416449fd8aeac22844518d5c.png" /> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202008/bc9cd89438694bdbbc585f1eea17dced.png" /> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202008/3a5edc8ac0ab4b97b781f76c36e1d75e.png" />
- 1
下列电极电势最小的是： A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/dad3349a56e84119aff354de027c99e1.png"/> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/980bfc83fd624e14ab4d98cc5b6f71dd.png"/> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/a54b31ea021644c788a5c687342ced4d.png"/> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/8851284b569348549a0a28ded6b2cff1.png"/>
- 2
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" />
- 3
下列化合物属于Lewis碱的是（） A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/da219e574c064a07ae79037cdd7235ff.png" /> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/5658b155209344b495dd0915698e9e25.png" /> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/ca4e3cb71b804ed1bc83d096fcd5e6dc.png" /> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/e85599703e764472b21aa58bc2774424.png" />
- 4
下列化合物能发生碘仿反应的是：（） A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/f120adb23e7c4851a4cbf8b7b92d35db.png" /> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/ec33b86129be4d7a92f0e11a27ee943a.png" /> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/e1620e0d1f5e4e1fb00ee7daff976354.png" /> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/f2d1dc15ec0148d9bc92fd337c4df168.png" />