1. Phenylphosphonothioic dichloride(PPTD) was synthesized from benzene and phosphorus trichloride by the way of phenylphosphorus dichloride. 选用三氯化磷/苯路线，经苯基二氯化膦合成苯基硫代膦酰二氯。
2. The production and consumption presents of ethylene dichloride, and development prospect in the world were analysed. The development trends were pointed out. 分析了世界二氯乙烷的生产消费现状及发展前景，指出了发展趋势。
3. Absorb ethylene dichloride, bleach, chlorine, odor, color, harmful chemical and pesticide, prevent bacteria from breeding, removes any unpleasant smells and traces of organic waste. 吸收二氯化乙烯、漂白剂、氯、异味、色素、有害化学品和农药，防止细菌滋生，消除所有不愉快的异味，以及残余的有机废物。
英英解释
n.
1. a compound containing two chlorine atoms per molecule
