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航海英語(yǔ)液體散裝危險(xiǎn)品與IBC規(guī)則單項(xiàng)選擇題每日一練(2019.01.21)
來(lái)源:考試資料網(wǎng)
1
Inerting means().
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2
Each inert gas system gas main must have an automatic shut down valve at the outlet of the gas production plant. This valve must close automatically upon().
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3
A 30,000 DWT tanker is required to have an IOPP certificate when()
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4
The component in an inert gas system used for cleaning the gas of solid and sulphur combustion products,while simultaneously cooling the inert gas,is called the().
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5
A flame screen().
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