According to the allowance of production, the maximum error of measurement is used to determine the accuracy of the instrument.

根据生产所允许的最大测量误差来确定仪表的精确度。

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Ac sampling measurement unit has better accuracy and stability as the online measuring instrument of the electrical parameters of power network.

交流采样测量装置作为电网电测量参数的在线测量仪器，具有较好的准确度和稳定性。

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This paper describes the principle and automatic scanning circuit of a measuring instrument developed by the authors and discusses measures to improve its accuracy of measurement.

我们研究开发出一种测定仪器，本文介绍它的工作原理、自动扫描控制电路以及提高测定精确度的措施。

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