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1 目的和范围:本国际标准规定了在明渠中测量流速用的转动元件装置的操作要求、结构、校准和维护。本国际标准未规定装置产生的信号形式或信号接收装置。对于这些装置的使用请参照ISO 748。2 参照标准ISO 748在明渠中的液流测量一速度面积法,ISO 772 在明渠中的液流测量一术语和符号,ISO 3454在明渠中的液流测量一直接
1 Purpose and scope: This International Standard specifies the operational requirements, construction, calibration and maintenance of rotating element devices for measuring flow velocity in open channels. This International Standard does not specify the type of device or signal receiving device. For the use of these devices, refer to ISO 748.2 Reference Standard ISO 748 Flow Measurement in Open Channel - One Speed Area Method, ISO 772 Flow Measurement in Open Channel - Terms and Symbols, ISO 3454 Flow Measurement in Open Channel Directly