During the watch at sea （） should be logged or recorded in the engine log book.<br>A:the running hours of the cooling water pump<br>B:chief engineer’s order<br>C:the main parameters of main and auxiliary equipment<br>D:the position of the vessel

During the watch at sea （） should be logged or recorded in the engine log book.
A:the running hours of the cooling water pump
B:chief engineer’s order
C:the main parameters of main and auxiliary equipment
D:the position of the vessel

出自：海船船员证

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