1)Relief damper (RD),泄压风门2)pressure release door,泄压门3)local fan decompression ventilation system,局扇泄压通风系统4)VVC Variable Voltage Choke,可变电压阻风门5)balancing pressure pneumatic controlling door,气控无压风门6)no pressure perspective ventilation door,无压透视风门
用法例句
The stress of the equilibrium machine in mine balancing pressure pneumatic controlling doors was analyzed to obtain the result that the torque of two doors has the close relationship with the wind pressure and the rotation angle.
