Quadrupole mass spectrometer can be used in measuring pressure of dividing and analysis composition of material.

四极质谱计在真空技术中可用来测量分压强，从事物质成分的分析。

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The system consists of the transmitting and receiving ultrasonic, measuring pressure, collecting data, and controlling of Single Chip Micyoco and PC mainly.

系统主要包括超声波发射接收部分、压力测量部分、数据采集部分、单片机及上位pc机控制部分。

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This paper establishes the mathematics model and carries out theory 's analyses for measuring pressure of hydraulic system by ultrasonic based on examinations.

本文在实验研究的基础上对超声波检测液压系统的压力参数进行了理论分析并建立了实用的数学模型。

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As a material highly sensitive to the environment, graphene could act as a sensor with a single device measuring strain, gas, magnetism or pressure.

BBC: Is graphene really a wonder-material?