Methods Harmful substances in air were disposed of by using blob, water net, water film and air bubble.

方法利用水滴、水网、水膜和气泡除去空气中有害物质。

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Methods Harmful substances in air were disposed of by using blob, water net, water film and air bubble.

方法利用水滴、水网、水膜和气泡除去空气中有害物质。

youdao