Hydrometry. Rotating-element current-meters Ingestion-build-100580 Colin S Todd is a

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Hydrometry. Rotating-element current-meters Ingestion-build-100580 Colin S Todd is a1 Scope This International Standard specifies the operational requirements, construction, calibration, and maintenance of rotating element devices for the measurement of flow velocities in open channels. ISO 748 gives information on the use of these devices.