In （）, hot diesel engine jacket water passes over the stack and heats the sea water passing through the tubes.
A. a flash generator
B. a flash evaporator
C. a vacuum boiling evaporator
D. a boiler
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You are on a containership. Which statement about the stowage of hazardous materials in containers is TRUE?（）.
A. The containers provide automatic segregation of hazardous materials except for class A explosives
B. All packages within a container must be marked This End Up to indicate the correct stowage
C. A refrigerated container with a fuel tank containing a flammable liquid must be stowed on deck
D. Packages of liquids within a container should be stowed on top of packages of solids to prevent crushing
在断电之后,电动机停转,当电网再次来电,电动机能自行起动的运行方式称为失压保护。
A. 正确
B. 错误
可能涌出或积聚瓦斯或二氧化碳的硐室和巷道的瓦斯或二氧化碳应每班至少检查几次？
运行后的SF6断路器，灭弧室内的吸附剂不可进行烘燥处理，不得随便乱放和任意处理。
A. 正确
B. 错误
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