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【判断题】

机身发生强烈震动,采取减震措施无效时应立即停车。()

A.
正确
B.
错误
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题目标签:震动减震停车
参考答案:
参考解析:
.
刷刷题刷刷变学霸
举一反三

【单选题】紧急停车后,对碳二加氢反应器的处理正确的是()。

A.
氢气进料只关闭调节阀即可
B.
反应器无须泄压
C.
碳二进料事故阀切断即可
D.
反应器进出口阀必须关闭

【单选题】The Grand Canyon Standing on the rim of the Grand Canyon(大峡谷), gazing across this giant wound in the Earth’’s surface, a visitor might assume that the canyon had been caused by some ancient convulsion...

A.
it was caused by some ancient convulsion
B.
its presence is an embarrassment to the state of Colorado
C.
it looks like an injury on the Earth’s surface
D.
it has caused many visitors to injure themselves