A Preliminary Study on BHC (Benzene Hexachloride) Contents Residue in the Paddy Soils of Zhujiang River Delta.是什么意思_A Preliminary Study on BHC (Benzene Hexachloride) Contents Residue in the Paddy Soils of Zhujiang River Delta.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句