剩下的系统都是基于可控的空气流通来通风的。

The rest of the systems were based on controlled air flow.

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不要住在不通风或空气流通不好的室内，避免空气污染。

Don't stay with stale air and avoid air pollution.

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核实工厂的生产区域是否有相关设施来确保经常性的空气流通：如吊扇，壁扇，楼顶通风口等。

Thee area must have constant air movement: Ceiling fans, wall fans, roof vents, etc.

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独特的空气流通系统功能的通风口，让凉爽，清新的空气进入。

Unique air circulation system features intake vents to allow cooler, fresh air to enter.

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独特的空气流通系统功能的通风口，让凉爽，清新的空气进入。

Unique air circulation system features intake vents to allow cooler, fresh air to enter.

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