orifice

• Bellows - type gas or orifice meter
  伸缩式气体孔板流量计
• Industrial pipework . orifice flanges for differential pressure devices
  工业管道.差动压力装置的有孔法兰盘
• Eccentric orifice with flange taps
  法兰取压偏心孔板
• Ccot cycling clutch orifice tube
  循环离合器限流孔
• The fie zang - organs and all the orifices on the body constitute an inteqrity
  8五脏与形体诸窍连接成一个整体。
• Application of concrete orifice plate bank protection in river regulation
  混凝土孔板护岸技术在河道整治中的应用
• Ccot cycling clutch orifice turbo
  循环离合器涡
• Variable orifice proportioner
  可变孔比例混合器
• Research on the behavior of buoyant jet from square orifice in static ambient
  静水中正方形孔口浮力射流特性的研究
• Measurement of fluid flow in pipes using orifice , nozzle , and venturi
  用孔板管接头和文杜利管测量管道中的液体流量