The current situation of pollution and disposal of hazardous wastes in Three Gorges was investigated on the spot and analyzed from their status of generation,classification,let-off and management.是什么意思_The current situation of pollution and disposal of hazardous wastes in Three Gorges was investigated on the spot and analyzed from their status of generation,classification,let-off and management.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句