When the machinery spaces are in the periodic unmanned condition, shall be immediately available and on call to attend the machinery space（）.<br>A:the chief engineer<br>B:the designated engineer from shipyard<br>C:the designated duty officer in charge of the engineering watch<br>D:the designated surveyor from classification society

When the machinery spaces are in the periodic unmanned condition, shall be immediately available and on call to attend the machinery space（）.
A:the chief engineer
B:the designated engineer from shipyard
C:the designated duty officer in charge of the engineering watch
D:the designated surveyor from classification society

出自：海船船员证

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