[单选题]My ship will arrive ________Port Said ________ Sundays
正确答案 :A
at/on
[单选题]规范中规定舱底水管应在船舶横倾_________以内把舱底水排干
正确答案 :A
5?
[单选题]One of the factors limiting the amount of toad which can be put on a modem marine diesel engine is the_______.
正确答案 :B
exhaust temperature
[单选题]1kW·h=( )。
正确答案 :A
3.6x106J
[单选题]有毒液体物质残余物排放时,对于自航船船速要求是?()
正确答案 :A
至少7kn
[单选题]救助船向难船进行救助时,接近难船从:
正确答案 :C
上风
[单选题]落水者低温水中应采取:
正确答案 :B
采用HELP姿势
[单选题]惰性气体系统以任何所需的流速想液货舱输送惰性气体时,在惰性气体供气管内的含氧量(按容积计算)应不超过_________
正确答案 :C
5%
[单选题]开式旋涡泵在排出端采用开式流道并附加辅助闭式流道时,其辅助闭式流道的作用主要是为了( )
正确答案 :B
保持自吸性能
[单选题]In a diesel engine closed freshwater cooling system, the amount of coolant flowing through the heat exchanger is controlled by the __.
正确答案 :B
thermostatic bypass valve
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