A vacuum is initially created in a flash type distilling plant by _____.A.the flashing of

职业资格 已帮助 人

A vacuum is initially created in a flash type distilling plant by _____.

A.the flashing of the feed water

B.the condensation of the saltwater feed

C.air ejectors, eductors, or a separate vacuum pump

D.condensation of the distillate

请帮忙给出正确答案和分析,谢谢!

热搜:投资利率系数对is曲线的影响