对脉冲测距的误码性能、测量准确度和测量精度进行了分析、比较，并在工程实践中进行仿真和实验验证。
The error code performance, measurement accuracy and precision are analyzed and compared, simulated and verified in engineering projects and experiments.
该法提高了测量的准确度和精度，该系统能够精确地测量出等距型面轴的评价参数。
The measuring accuracy and precision are improved, and the evaluation parameters of the isometric polygonal shaft can be measured accurately by the new system.
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