按GB10060-1993《电梯安装验收规范》规定,门刀与层门地坎,门锁滚轮与轿厢地坎间隙应为()mm。
A、5~8
B、5~10
C、8~10
D、6~8
参考答案:B
The manager is said to have arrived back from Paris where he _____ some European business partners.[ ]
A. would meet
B. is meeting
C. meets
D. had met
对多灶性运动神经病的诊断最有价值的电生理检查是()
A.同心圆针电极肌电图
B.单纤维肌电图
C.节段运动神经传导(inching技术)
D.感觉神经传导速度
E.重复神经电刺激