下列属于大副职责的是：
A. 检查甲板部所辖设备是否符合出航前要求
B. 办理船舶进出港签证
C. 核实船舶开航吃水
D. A和C
货币均衡的自发实现主要依*()
A. 价格机制
B. 汇率机制
C. 利率机制
D. 中央银行宏观调控
4 sanitary storm valves to be dismantled，cleaned，grounded and coated with anti-corrosive paint，then refitted in order．This sentence is most possibly found in ________．
A. Chief Mate's remark on stowage plan
B. Store list made by Chief Engineer
Collision Report made by Master
D. Repair List
If during discharging the Captain for fear of vessel being frozen in deems it advisable to
A. fearing the vessel being frozen in the Captain has liberty to discharge the cargo
B. the vessel can stop discharging and leave the unloading port if the risk of being frozen in exists．
C. the Captain has liberty to leave the discharging port if there is no risk of being frozen in
D. the Captain deems it advisable to leave the discharging port
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