carrier-ring orifice plate
concentric orifice plate
eccentric orifice plate
helical baffled orifice plate
orifice plate for dissapating energy
Restriction orifice plate
segmental orifice plate
throttling orifice plate
Assisting Cleaning Device
automatic lint cleaning device
Cleaning device
清选装置
清理装置
净化装置
冲洗装置
清除装置
清洗装置
清洁装置
清洁设备
清洁器
清洗头
Cleaning device for road fence