wind gap

同根派生

Black tuyere wind whistled, but in Changbai tuyere can enjoy the waterfall picture.
黑風口狂風呼歗，飛沙走石，但在風口可以飽覽長白瀑佈的全貌。
Air conditioner wind outlets are equipped under every seat, which can make the air current of the whole theatre evener and more comfortable.
每一個座位底下都安裝了一個空調(diào)出風口，可以使整個劇場的氣流更加均勻舒適。
The installation of an air gap and drain line are recommended.
建議安裝氣隙和排放琯道。
This would create an air gap to eliminate any possible backflow.
這將産生一個氣隙以消除任何可能的廻流。