In actually using, the distilling plant has three problems such as high salt content of product water, scaling on evaporation surfaces easily, and building vacuum difficultly.是什么意思_In actually using, the distilling plant has three problems such as high salt content of product water, scaling on evaporation surfaces easily, and building vacuum difficultly.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句