在实际工作时，考虑数据采集时所引起的误差，利用数字滤波中的程序判断法以控制误差信号在允许的范围之内。

In practice, considering the error caused by data sampling, author has made use of program judgement method which belongs to digital filter method to make error signal be within allowable scope.

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结果显示，大部分工况下进气压力传感器和节气门位置传感器的信号重构误差可控制在10%以内，表明了所提出的调节策略是切实有效的。

The results show that the error of estimated value of both throttle position sensor and manifold pressure sensor are less than 10%, and the strategy put forward in this paper is valid.

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该锁相环由计算频率误差、更新环路中间变量、输出控制信号组成。

The SPLL consists of calculation frequency error, updating loop middle variable, and output control signal.

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