Condensation shall be reduced by means of design measures such as ventilation. 可以用設計手段減少冷凝水的產生，比如採用通風方式。
It is suggested that the plenum ventilation should be first adopted in principle in the ventilation planning of uranium mines. 建議鈾礦井通風工程設計中應優先採用壓入式通風方式。
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