大气质量模拟模型
air quality simulation model
模拟调节
simulations and regulations
模拟量模板和指令系数
analog module and instruction system
环喷式流量调节阀
cyclic type regulating valve
流量调节阀
flow regulationg valve
flow regulating valve
flow control valves
mass flow control valve
regulate valve
cyclic type regulating valve
上充流量调节阀
charging flow regulating valve