Loop seal
流动密封阀
环流料封阀
非机械返料机构
Loopseal返料装置
环封
回料系统
返料器
回料阀
Loop Seal Type Return Unit
dynamic low pressure seal
Pressure seal
压力封闭
压力密封
加压密封
自压密封
超压封闭
封隔层
带压堵漏
压力隔离装置
acceleration pressure drop
additional pressure drop
adiabatic pressure drop
allowable pressure drop
amendment pressure drop method
Beggs-Brill pressure drop model
capillary pressure drop