该捕收剂还具有无毒、无害，不会对环境造成污染等优点，效益显著。
Without toxin and harm, the collector will not pollute the environment.
结果还显示南四湖水中有机污染物主要是DNA损伤剂。
These suggest that there are mutagens gausing damage of DNA matter from Nan-Si Lake water.
双催化剂和先进的发动机控制系统导致非常低的污染排放。
The double catalysts and advanced engine control system lead to very low emissions.
没有化学制冷剂对环境的污染；
The fan can change the environment temperature without environment pollution caused by chemical cooling agent.
没有化学制冷剂对环境的污染；
The fan can change the environment temperature without environment pollution caused by chemical cooling agent.
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