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封闭管道中流体流量的测量──采用安装在充满流体的圆形截面管道中的涡街流量计测量流量１ＳＯ／ＣＤ１２７６４１９９３年３月１７日前言本国际标准草案由ＩＳＯ／ＴＣ３０／ＷＧ１９起草。本标准是涉及测量封闭管道中流体流量的各种装置的一系列标准中的一个。所有的附...
Flow Measurement in Closed Pipes ── Flow Measurement Using Vortex Flowmeters Installed in Fluid-filled Circular Cross-Section Pipes 1SO / CD12764 March 17, 1993 Foreword This draft international standard was drafted in accordance with ISO / TC30 / WG19. This standard is one of a series of standards related to various devices for measuring fluid flow in closed conduits. All with ...