It introduced that what is standardized acceptance testing of characteristic indicator and how to determine the target value, and established a formula for calculating the rate of surface segregation.
介绍离析特征指标验收标准化以及如何确定检测指标目标值，并建立了表面离析率的计算公式。
The former realizes steady transmission of signal by testing and analysing the carrier channel's frequency characteristic .
前者是通过对载波信道的频率特性时变性测试、分析，实现信号平稳传输。
The output pressure-flow curve was obtained by testing the electronic control hydrostatic driving system, which confirmed the characteristic of constant power.
通过对火炮电控静压驱动系统的实测试验，获得了输出压力—流量曲线，验证了恒功率特性。
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