By the time Chinese consumers started buying fridges in large Numbers, for example, refrigeration technology no longer depended on ozone-destroying CFCs.
例如，当中国消费者开始大量购买冰箱时，此时的冷藏技术已经摆脱了对臭氧杀手——氟利昂的依赖。
Under Montreal Protocol and Helsinki Treaty the production and use of CFCs will be phased out no later than the year of 2000.
根据蒙特利尔议定书和赫尔辛基协议，在2000年以前将停止氯氟烃的生产和消费。
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