This will avoid purification room being polluted due to entering and exiting many times in product transit.

它能减少人员因运送物品进出净化室的次数，防止外部空气污染净化室。

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This will avoid purification room being polluted due to entering and exiting many times in product transit.

它能减少人员因运送物品进出净化室的次数，防止外部空气污染净化室。

youdao