Air blowing
空气氧化
空气吹洗
空气吹扫氧化
空气吹出
曝气调节
空气洗涤
气流吹扫
吹风
oxygen-enriched air blowing
Air Leakage Rate of Air Preheater
air to air heat recovery unit
air to air missile launching envelope
arctic air [= arctic air mass]
continental air [= continental air mass]
main air port exhaust air
marine air [= marine air mass
variable air volume (VAV) air conditioning system
variable air volume air conditioning system
Modify imported old equipment by domestic equipment
1# 10000 m3 air separation unit