化油器浮子室通风系统
carburetor bowl vent system
环形通风冷却器
circular type draft cooler
轴流式通风机与压缩机
axial-flow fan and compressor
曲轴箱通风机滤清器
crankcase ventilator filter
射流诱导通风系统
inductive ventilation systems
曲轴箱通风机滤清器滤芯
crankcase ventilator filter element
通风气流场模拟
ventilation airflow simulation
瓶坯加热风流通系统
preform heating air circulation system