A two-step anaerobic digestion process applied to the treatment of primary sludge was investigated in continuously stirred tank reactors (CSTR).是什么意思_A two-step anaerobic digestion process applied to the treatment of primary sludge was investigated in continuously stirred tank reactors (CSTR).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句