你可能感興趣的試題

某貨輪航行途中，以海上航速撞上礁石，船舶底部被劃開，海水通過箱形中底桁（管子弄）進入機艙，導(dǎo)致機艙大量進水，直接損失超過三千萬。機艙進水的原因是箱形中底桁與機艙的水密門沒法關(guān)閉。請你描述對這道水密門的檢驗要求（）

A.水密門要有船級社的產(chǎn)品證書
B.該道水密門應(yīng)能在當(dāng)?shù)丶斑b控的位置開/關(guān)，并在各個操縱位置上有開/關(guān)的指示
C.在水密門上就注明“航行中關(guān)閉”，水密門的開啟與關(guān)閉應(yīng)在航行日志上記錄
D.上述全部

單項選擇題

The emergency source of power for Mobile Offshore Drilling Units should be capable， having regard to starting currents and the transitory nature of certain loads， of supplying simultaneously at least the services specified in 5.3.6 of the 1989 MODU Code. Which one of the following service is not required to be supplied from the emergency power for a period of 18 hours？（）

A.Emergency lighting at every embarkation station on deck and over sides
B.Emergency lighting at the storage positions for firemen’s outfits
C.Fire and gas detection and their alarm system
D.Power to operate the watertight doors and their indicators

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