短語(yǔ)詞組短語(yǔ)chemical fertilizer combination 化肥組合chemical bond combination 化學(xué)鍵結(jié)合chemical exploration combination 探組合chemical band combination 化學(xué)鍵偶聯(lián)chemical combination flooding 化學(xué)復(fù)合驅(qū)chemical combination product device 化工生產(chǎn)裝置direct chemical combination 直接化合法chemical industrial stages combination 化工工序合并incomplete chemical combination 不完全化合 返回 chemical combination