... ventilation pipe通风管 ventilation plant通风装置 ventilation system通风系统 ...
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... vacuum distillation plant 真空蒸馏设备 ventilation plant 通风设备 vulcanizing plant 加硫设备；硫化装置 ...
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ventilation plant room 通风装置室
plant and process ventilation 工厂工程换气
plant ventilation 工厂通风
DWZ Hydrogen Production Plant Ventilation 制氢站通风系统
The FDA also said the plant had a leaky roof, poor ventilation and inadequate pest control.
WSJ: Ex-Owner of Peanut-Butter Firm Indicted Over Salmonella
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