《钢轨探伤管理规则》规定，焊缝疲劳缺陷达到或超过探伤灵敏度规

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问题单项选择题

《钢轨探伤管理规则》规定，焊缝疲劳缺陷达到或超过探伤灵敏度规定的当量时判为重伤，未达到时（）。

A、不判伤

B、判轻伤

C、判轻伤有发展

D、视具体情况判定

答案

参考答案：B

单项选择题

Which of the following is true regarding communication within a project environment

A．The project manager must assume the primary burden of responsibility to ensure that messages sent have been receive

B．Effective meetings，a war room，and a tight matrix promote effective communicatio

C．If a project consists of 12 peopl48 potential channels of communication exis

D．Most project managers spend 30 percent of their working hours engaged in communicatio

多项选择题

对于如下补充业务，会产生相应的补充业务话（）

A.呼叫转移话单

B.呼叫保持和等待话单

C.多方通话话单

D.呼叫闭锁类话单