正常成人QRS波群的时限大多数为
A.0.08~0.12s
B.0.06~0.08s
C.0.08~0.Z0s
D.0.06~0.10s
E.0.08~0.11s
参考答案:D
—Have you persuaded him?
—Yes. After some hours of discussion, I ________ to reason him in accepting the new plan.
A.had managed
B.would manage
C.have managed
D.managed
杠杆卡规测量时指针指在零位,则表示工件与量块的尺寸相同,指针偏离零位位的数值,即为工件与量块的尺寸()值。
A、差值
B、数值
C、等值
D、示值