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单选题
In a vacuum boiling evaporator, the fresh water generated is pumped out by （）.
A
a brine pump
B
an air ejector
C
a feed water pump
D
a condensate pump
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考题
单选题Less scale formation occurs in a flash evaporator than in a submerged tube evaporator because （）.A
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单选题（） is used for cylinder and cylinder head, the salt water is used for cooling the lubricating oil, the fresh water in the coolers and the charging air in the air cooler.A
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Distillate is the product resulting from the evaporation of fresh water vapor
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