... varnish for deadening sound 隔声清漆 deadening effect 缓冲作用 deadening felt 隔音毡 ...
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The utility model has a good sound-deadening effect and is not easy to bring the phenomenon of icing and clogging, the power consumption is very small, the structure is simple, and the cost is low.
本实用新型消声效果好，不易产生结冰堵塞现象，功率损耗很小，结构简单，制造成本低。
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