Patients of test group were used PORTEX aerocyst pressure monitoring meter to aerify and to take pressure.

目的探讨人工气道气囊压力监测在老年危重病人气管导管护理中的应用价值。

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The acoustic emission monitoring of the roof and floor pillars surrounding the stopes was done with YSS acoustic emis-sion meter.

用YSS声发射仪对采场四周的顶底柱进行声发射监测。

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The paper have combined the technology of PDA and wireless sensor networks, designed mobile city gas meter monitoring and management system based on wireless sensor networks.

论文将PD A技术与无线传感器网络技术相结合，设计了基于无线传感器网络的移动式城市燃气表监控与管理系统。

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Saturday saw the density of PM2.5 air particles smaller than 2.5 microns and able to enter the lungs and even the blood stream climb higher than 900 micrograms per cubic meter in several districts in the capital, according to the Beijing Municipal Environmental Monitoring Center.

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