JJG596-2012规程中,交流电压试验电压应在()s内由零升到规定值。
A.1~10
B.2~5
C.5~10
D.10~30
参考答案:C
I'll give it to Jim as soon as I_______him tomorrow.
A. saw
B. will see
C. see
D. have seen
下列哪些情况可发生心律失常()。
A.胆囊切除
B.眼科手术
C.颈动脉窦刺激
D.肠系膜牵拉
E.大血管手术