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GB/T 2624.5-2024_Chinese: Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 5: Cone devices (Chinese: 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5部分：锥形装置) Note/Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working-hours typically, ASAP English versions: GB/T 2624.5-2024
