unit vent

closed crankcase ventilating system

闭式曲轴箱通风装置

Ventilation: Good general or local exhaust ventilation are required for usage.

通风措施：需要使用适当的通风装置。

Maybe the ventilator is the problem.

可能问题出在通风装置上。

Experimental research of an air catcher's performance

一种自动捕风通风装置性能的实验研究

Harmful gases must be drawn out by centrifugal ventilator.

有害气体必须通过离心式通风装置排出。

Rapid defoliation ...Rapid changes in temperature, or light. Overwatering, underwatering, or exposure to drafts.

急剧落叶...温度或光线急剧变化，浇水过多/不足，或置于通风装置前。

Effect Assessment of Machine Ventilation in Electric Welding Workshop of Lanxi Car;

兰州某车辆段电焊车间机械通风装置排毒降尘效果评价

closing appliance for exterior ventilation outlet

外部通风出口关闭装置

closing appliance for exterior ventilation inlet

外部通风进口关闭装置

The Measuring Technology and Application of Centrifugal Fan Equipment

离心式通风机装置的测试技术及应用

Design on Air Door and Silencer in Forced Ventilation in Colleries.

煤矿压入式通风系统中风门和消声装置设计

Air Velocity Control and Energy Analysis in Forced-air Pre-cooling Device of Longan

龙眼压差通风预冷装置风速控制与能耗分析

dilution air plant

换风装置空气供给装置

International Union of the Associations of Heating Ventilating and Air Condition

国际取暖、通风和空调装置承包商协会联合

The Simulation and Optimization Research of the Compact Heat Pipe Ventilation Equipment;

小型热管式通风换气装置的模拟优化研究

An analysis of speed regulator's energy saving performance with centrifugal mine ventilators

矿用离心式通风机应用调速装置节能效果分析

Theoretical and Experimental Research of a New Type Automatic Wind Catcher and Ventilation System

新型自动捕风装置及其自然通风系统的理论与实验研究

The design of cleaning equipment control device of air duct system in heating ventilation and air-conditioning system

通风与空调系统中风管系统清洗设备控制装置的设计