In chemical laboratories of universities, much comphcate waste sithout treatment is discharged.The waste including much poisonous matter pollutes environment.How to reduce waste discharging?是什么意思_In chemical laboratories of universities, much comphcate waste sithout treatment is discharged.The waste including much poisonous matter pollutes environment.How to reduce waste discharging?在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句