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数控定量水表
Numerical batch control water meter
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封闭管道中流体流量的测量 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的方法
Measurement of fluid flow in closed conduits.Flowrate measurement by means of vortex shedding flowmeters inserted in circular cross-section conduits running full
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饮用冷水水表塑料表壳及承压件技术规范
Plastic body and pressured parts of the meter for cold potable water.Technical specifications
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便携式水表校验仪
Portable calibration instrument for water meters
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用临界流文丘里喷嘴测量气体流量
Measurement of gas flow by means of critical flow Venturi nozzles
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用安装在圆形截面管道中的差压装置测量满管流体流量 第4部分:文丘里管
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full Part 4: Venturi tubes
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用安装在圆形截面管道中的差压装置测量满管流体流量 第3部分:喷嘴和文丘里喷嘴
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full Part 3: Nozzles and Venturi nozzles
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用安装在圆形截面管道中的差压装置测量满管流体流量 第2部分:孔板
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full Part 2: Orifice plates
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用安装在圆形截面管道中的压差装置测量满管流体流量 第1部分:一般原理和要求
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full Part 1: General principles and requirements
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封闭管道中流体流量的测量 科里奥利流量计的选型、安装和使用指南
Measurement of fluid flow in closed conduits Guidance to the selection installation and use of Coriolis meters
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