A comparative experiment to treat alkali black liquor from straw pulp-making millis carried out by activted sludge process(AS)and powerder activated carbon-activatedsludge process (PAC-AS) methods.是什么意思_A comparative experiment to treat alkali black liquor from straw pulp-making millis carried out by activted sludge process(AS)and powerder activated carbon-activatedsludge process (PAC-AS) methods.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句