基本解釋[化學]溴二氟甲烷詞組短語短語bromodifluoromethane diethyl phosphate 溴氟甲基膦酸二乙酯bromodifluoromethane diethyl phosphateCAS 溴氟甲基膦酸二乙酯bromodifluoromethane更多詞組專業(yè)釋義化學溴二氟甲烷