变压器油本身绝缘强度比空气大,所以油箱内充满油后,可()变压器的绝缘强度。
A、降低
B、提高
C、不影响
D、影响
参考答案:B
—What about going dancing this evening, Tom?
—_____. I have a test tomorrow, so I have to go over my lessons tonight.
A I’d rather not B. I’ll take it
C. I don’t think so D. I’d like to
氟哌啶醇禁用于
A.抑郁症
B.精神分裂症
C.躁狂症
D.更年期精神病
E.药物引起呕吐