Measurement of fluid flow by means of pressure differential devices - condensation chambers 用压差装置测量流体流量.冷凝室
Measurement of fluid flow by means of pressure differential devices - threaded pipe end and accessories 用压差装置测量流体流量.螺纹管端和附件
Measurement of fluid flow by means of pressure differential devices inserted in circular cross - section conduits running full - venturi tubes 用插入圆截面管道中的压差装置测量流体流量.文杜利管
Measurement of fluid flow by means of pressure differential devices inserted in circular cross - section conduits running full - orifice plates 用插入圆截面管道中的压差装置测量流体流量.节流孔板
Measurement of fluid flow in closed conduits - pressure differential devices - guide to the use of devices specified in sections 1 . 1 and 1 . 2 封闭管道内液体流量测量.第1部分:压差器件.第4节:第1和2节规定器件使用指南