测量隔离开关的绝缘电阻时,应用()为兆欧表。
A.2500V
B.1000V
C.5000V
参考答案:A
血栓性浅静脉炎瘀阻脉络者,方用:()
A.桃红四物汤
B.五味消毒饮合三妙丸
C.阳和汤、独活寄生汤加减
D.活血通脉汤
E.以上都不是
-- DO you still have a headache, Bill? -- No, it's _________. I'm all right now, mum.
A.dropped
B.run
C.left
D.gone