The recycle water treatment system for a car wash according to Claim 1, wherein a flotation aerator is equipped at the bottom and a float scraper is equipped at the top of the flotation tank.是什么意思_The recycle water treatment system for a car wash according to Claim 1, wherein a flotation aerator is equipped at the bottom and a float scraper is equipped at the top of the flotation tank.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句