直流供电回路接头压降(直流配电屏以外的接头)应符合下列要求,或温升不超过70。C:1000A以下,每百安培≤();1000A以上,每百安培≤()
参考答案:5mv;3mv
— The final exam is coming. I don't think I can pass it though I work hard.
— Be confident! Even students with ___intelligence can be successful, let alone clever students like you![ ]
A. splendid
B. average
C. unusual
D. popular
小腿创伤后所致的慢性溃疡其主要原因为
A.血运较差,愈合能力欠佳
B.静脉回流受阻
C.动脉供血减少
D.失神经营养
E.糖代谢紊乱