国外选手为奥运准备的运动口罩

Added 2008-08-12 01:27:32 | Category: 新闻纪实

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Respro Sportsta面罩，它可以让大量干净空气从空隙进入，同时含有HEPA类型的过滤器(就像吸尘器的装置)，将尾气在内的空气颗粒物阻滞在外。另外还有Powa阀门用以改善气流。

Keywords: 口罩奥运北京空气污染

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