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【单选题】

(EMB145)发动机震动监控盒装在()

A.
前电子舱
B.
后电子舱
C.
驾驶舱地板下
题目标签:震动发动机机震
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参考解析:
.
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【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