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noxious substance

英 美
  • 有害物质

双语例句

    1. It can effectively improve air quality by releasing the fresh air to purify the indoor air and adsorb harmful substance.
      排放清新空气以净化室内空气,吸附有害物质,有效地提高空气质量。
    2. Surveillance and control of the quality of hemodialysis water has become much necessary in order to avoid contacting noxious substances.
      为避免接触已知的或可能的有害物质,监测和控制透析用水的水质非常必要。

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