H2SO4水溶液平均离子活度因子与离子活度因子的关系为 。
A:
B:
C:
D:
A:
B:
C:
D:
举一反三
- 下面哪幅画画的不是伦勃朗( ) A: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201708/8c58638cbeab4d2f9c53603ef4b84331.png"> B: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201708/fc9f5bcf61fa469f9afdb87e5aaa3268.png"> C: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201708/f88bcf85848e43f0adfde68471c9384c.png"> D: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201708/31032dfb33e7455e85f797b99af2a2a4.png">
- 以下哪几张画属于国画创作（ ） A: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201708/daa12344e6084cc5885ec996e56527f0.png"> B: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201708/fc97928a277e45709bc57f39da55dec5.png"> C: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201708/d89a4f60a4f14e81a9e763380578be13.png"> D: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201708/53ef62f2b71347e68c513922b9abb88d.png">
- 以下哪个不是国画创作的工具媒材( ) A: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201708/d4ba238778da417885e79cc897fd8be7.png"> B: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201708/53efbab7d40a43c8a76ed274f3cb35b4.png">
- 逻辑函数F(A,B,C)=AB+BC+AC的卡诺图为（ ）。 A: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201809/7a8254757f8a4fc6ab82fa93a8e86ebf.png" /> B: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201809/229cbcade3654fb99c66a7c102ec046f.png" /> C: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201809/1c851f1288be499c92d2a7b40607bd1a.png" /> D: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201809/3b385269839a45df9645db71096c2e81.png" />
- <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201903/2205d9f03e724a04b34f2f1045309079.png" />的幅频响应是，幅频响应是。 A: 1，<img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201903/760d7fcc2f264ed1b10fb836cb48f565.png" /> B: -1，<img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201903/21f685d2962e4b6993bfcaa513bdbf68.png" /> C: 2，<img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201903/57267e995f86426899ce3cc0177a2343.png" /> D: 1，<img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201903/ea8ba62853a94a15a5620c5165e3594a.png" />