What is required to be entered into the Official Logbook? （）<br>A:Opening a sideport at sea to renew a gasket<br>B:The annual required stripping and cleaning of the lifeboats<br>C:The biennial weight test of the lifeboats and falls<br>D:The drafts on entering port

What is required to be entered into the Official Logbook? （）
A:Opening a sideport at sea to renew a gasket
B:The annual required stripping and cleaning of the lifeboats
C:The biennial weight test of the lifeboats and falls
D:The drafts on entering port

出自：海船船员证

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