The flash-evaporator is different with the submerged-tube evaporator in that for the former()

A . Water is heated into vapor on heating surfaces B . Water is vaporized by pressure difference C . There are no heating-transfer surfaces D . There are more heating-transfer surface

时间:2022-09-20 05:39:29 所属题库:船舶电气与船舶安全题库

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