电缆故障声测定点时，可直接用手触摸电缆外皮或冒烟小洞。
参考答案：错
解析：电缆故障声测定点时，禁止直接用手触摸电缆外皮或冒烟小洞。
-- __________ you __________ breakfast?
-- Yes, I had it at 6:30.
A．Had; had
B．Have; had
C．Are; having
D．Were; having
其主要的病理生理紊乱为
A．纵隔摆动B．伤侧胸膜腔压力愈来愈高C．反常呼吸D．休克E．肺水肿
