The BSM1 is based on the active sludge models,and the chosen layout is aimed at C/N removal and largely used in full-scale plants.It is composed of a biological reactor and a clarifier.是什么意思_The BSM1 is based on the active sludge models,and the chosen layout is aimed at C/N removal and largely used in full-scale plants.It is composed of a biological reactor and a clarifier.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句