在带电的电流互感器二次回路工作时,禁止将电流互感器二次侧()。A.接地 B.短 发布时间:2017-12-19 01:43 │ 来源:www.tikuol.com 题型:单项选择题 问题: 在带电的电流互感器二次回路工作时,禁止将电流互感器二次侧()。A.接地 B.短路 C.开路
题型:单项选择题 补全对话。A: Where did you go on vacation?B: __1__A: What do you think of China?B: __2__ A: Do you like Chinese food?B: Yes, I do. __3__.A: How about Chinese people?B: __4__ A: How was the weather?B: __5__ A. I like it very much.B. They are friendly.C. I went to China.D. I like Sichuan food best.E. It was sunny and windy. 查看答案
题型:单项选择题 环境污染已成为人类社会面临的重大威胁,各种污染数不胜数。下列名词与环境污染无关的是 ( )①白色垃圾; ②潮汐; ③酸雨; ④光化学烟雾;⑤臭氧空洞; ⑥可吸入颗粒物 ⑦赤潮; ⑧绿色化学A.①⑦B.②⑤C.②⑧D.⑦⑧ 查看答案