protective filter

  • 防护滤层

protective filter的用法和样例:

例句

  1. The chimney is no longer giving off volumes of waste gas into the atmosphere, as protective filters are being used.
    加装了防护过滤器以后,这烟囟已不再散发成股的废气到大气中去了。

protective filter的相关资料:

临近单词

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