对测量技术重要性进行阐述，并对其未来发展趋势进行分析，使机械加工的质量和精度得以大幅度提高。
The importance of measuring technique was expounded, the developing trend of it was also analyzed. So that the quality and accuracy of mechanical working was raised greatly.
本文综述了采用示波原理间接测量血压方法的研究进展，并介绍了波形特征法和幅度系数法两类血压判别方法的基本原理，对影响其测量精度的因素进行了分析。
The paper expatiated it on the basis of different algorithms in this field by dividing them into two categories named as feature point method and amplitude characteristic ratios method.
对SIP事务周期的修改大幅度减小了切换延时和提高了测量精度。
And we modify the SIP transaction period to decrease the handoff delay and increase precision of measurement.
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