The mostly used methods to determine YH are batch activated sludge method and batch respirometric method.It is important to choose an appropriate F/M ratio in batch respirometric method.是什么意思_The mostly used methods to determine YH are batch activated sludge method and batch respirometric method.It is important to choose an appropriate F/M ratio in batch respirometric method.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句