设计的微型压力传感器阵列可有效满足边界层分离点的检测要求，进一步拓展了MEMS器件的工程应用范围。

This design proposal of micro pressure sensor array can effectively meeting the measuring requirement of boundary - layer separation point, and expand engineering applied scope of MEMS devices.

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本文基于负压波法检测管道泄漏的基本原理，提出了利用卡尔曼滤波算法对压力信号波形进行处理获得压力波形特征点的方法。

On the basis of suction wave method to detect pipeline leakage, the theses present that Kalman Filter can be used to get the featured inflection point of pressure wave.

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差压表是用来检测两个检测点的压力差值，直接在仪表表盘上指示出差压值的机械式压力表。

Differential pressure gauges is used to test the pressure difference between two points, it is a mechanical pressure gauge that can directly indicate the pressure difference on the instrument meter.

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