Series 008PCQT is designed for indoor point of use applications to prevent backsiphonage of contaminated water back into the potable water supply.是什么意思_Series 008PCQT is designed for indoor point of use applications to prevent backsiphonage of contaminated water back into the potable water supply.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句