When the order （） is received from the bridge, the main air stop valve in the starting air line should be shut.<br>A:stand-by engine<br>B:full ahead<br>C:finished with engine<br>D:full away

When the order （） is received from the bridge, the main air stop valve in the starting air line should be shut.
A:stand-by engine
B:full ahead
C:finished with engine
D:full away

出自：海船船员证

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