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surge tank的作用有（）。
- A、提供额外的油箱空间
- B、通气
- C、2%的油箱溢流空间
- D、用于油箱通气和提供2%溢油空间
参考答案
更多 “surge tank的作用有（）。A、提供额外的油箱空间B、通气C、2%的油箱溢流空间D、用于油箱通气和提供2%溢油空间” 相关考题
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A tank has been sealed and unventilated(不通风的) for a long period of time. Which of the following conditions does this indicate?A.The tank is safe to enterB.The tank is especially dangerous to enterC.Carbon monoxide(一氧化物) is presentD.Water vapor present when the tank was sealed has oxidized(使氧化)
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When measuring the oxygen content of the cargo tanks prior to loading cargoes requiring vapor recovery，check it ______.A.one meter from the tank bottom and one meter below the tank topB.one half the ullage of the tank and one meter below the tank topC.one half the ullage of the tank and one meter above the tank bottomD.at three meter intervals from the tank top to the bottom
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单选题When measuring the oxygen content of the cargo tanks prior to loading cargoes requiring vapor recovery，check it（）.A
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one half the ullage of the tank and one meter above the tank bottomD
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one half the ullage of the tank and one meter below the tank topC
one half the ullage of the tank and one meter above the tank bottomD
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单选题A tank which has been sealed for a long period of time can be dangerous because （）.A
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chromate PH too lowD
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direct a fire hose into the tank and energize the fire mainD
spray the tank boundaries with a fire hose to promote cooling
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1/6B
1/2C
2D
3E
4
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