二次回路的电源回路送电前,应检查绝缘,其绝缘电阻值不应小于2MΩ,潮湿地区不应小于1

题型:判断题

问题:

二次回路的电源回路送电前,应检查绝缘,其绝缘电阻值不应小于2MΩ,潮湿地区不应小于1MΩ。

考点:高校实验室安全考试电气电气题库
题型:判断题

Once there was a poor old woman. She lived by herself in a little house in a village. She didn’t have m_小题1:___ money but she was very kind.

One day a young man named Bill came to her d__小题2:__. He was very thin. He was very hungry and a__小题3:___ the old woman for help. The old woman said, “Come in and have dinner with me, but my dinner is only some potatoes.” They had d__小题4:__together. After dinner, the old woman told Bill to t _小题5:__ some potatoes with him. He thanked her and left.

Ten years later, Bill came b__小题6:_____ to the old woman’s door again and gave her a bag of m__小题7:____. She was surprised. Bill said, “Ten years ago you gave me some p_小题8:_____. I grew some potato plants. From those plants, I grew some more plants. Now I’m a r__小题9:__ farmer. But I never forget how k__小题10:__ you were to me.”

题型:判断题

咨询师职责限制的内涵涉及()等内容。

A.职业责任不是无限的

B.任务限于心理问题本身

C.任务限于具体问题本身

D.帮人应该帮到底

题型:判断题

某女,58岁,反复踝关节疼痛1年,患者疼痛呈间歇性,自行服用秋水仙碱后能较快缓解。查:右踝关节有红、肿、热、痛。其余关节无异常。查血尿酸625μmol/L,治疗对其不宜的是()

A.限制总热量摄入

B.限制高嘌呤食物摄入

C.适当运动

D.少饮水

E.多休息

题型:判断题

人工养殖黄鳝,是否考虑池水深度,为什么?

题型:判断题

驾驶人发生事故后故意破坏、伪造现场、毁灭证据的,承担交通事故主要责任。

更多题库