多竖井送排式通风
Multi-shaft blow-in and exhaust ventilation
干井通风排气道
drywell ventilation exhaust duct
竖井集中排风
shaft centralized exhausting
竖井送排式通风
Ventilation through shafts
吸排风风速
suction and discharge air velocity
边缘注水井排
peripheral injection line
变风量排风柜
variable air volume fume hood
储罐设备内排风
the wind exhaust of storage vessel equipment
低温排风
exhaust air with lower temperature
定排风量控制
constant exhaust volume control