The platform based on unified coding standard and integrated data information were established, which provided automatic, reliable, and complete data source for line loss statistics and calculation.

基于统一编码标准和统一数据信息平台，为线损统计、计算提供了自动、可靠、完整的数据源；

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Take the first cross section as an example, and the calculation formula of flexural capacity of composite beams is obtained by using the error transfer formula of mathematical statistics.

运用数理统计学的误差传递公式，推导出了组合梁截面抗弯承载力统计参数的计算公式（以第一类截面为例）。

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The paper discusses the selection and measurement analysis of transfer standard for power meter as well as the calculation analysis of the data with inter-laboratory comparison and ability statistics.

并在明确测量误差分布的前提下，以统计控制的方式对实验室能力验证方法进行了比较详细的论述。

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