AS 2360.1.5:2001
封闭管道中液体流动的测量.压差法.使用孔板、喷嘴或文丘里计进行测量.矩形波,特别是正弦波或方波形的间隙周期性波动
Measurement of fluid flow in closed conduits - Pressure differential methods - Measurement using orifice plates, nozzles or Venturi meters - Pulsating flow, in particular sinusoidal or square wave intermittent periodic-type fluctuations