你可能感興趣的試題

單項(xiàng)選擇題

The demisters installed in a flash-type evaporator serve to （）

A.deaerate the first effect distillate
B.filter the condensed flash vapors
C.deaerate the first and second effect distillate
D.remove small water droplets entrained in the flashed vapor

單項(xiàng)選擇題

A vacuum is initially established in the first and second stages of a low pressure evaporator by the use of （）

A.vacuum drag from the auxiliary condensate system
B.individual vacuum pumps
C.a single non-condensing air ejector
D.a two stage air ejector

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