短语词组短语benzene phosphorus oxychloride 苯膦酰二氯;苯氧氯化膦Triphenyl phosphorus oxychloride 三苯基氧磷Cross -linked with phosphorus oxychloride 三氯氧磷交联o -cresl-phsphrus xychlride methd 邻甲酚 返回 phosphorus oxychloride