blowing ventilation的用法和樣例：
例句
- 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(fēng)工程設計中應優(yōu)先采用壓入式通風(fēng)方式。 - With respect to aspirating ventilation, computing method is discussed to analyze the concentration of blasting fumes in stagnation area.
并針對吸出式通風(fēng)，討論了可能出現的炮煙停滯區中炮煙濃度的計算方法。
