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。
During thermal recovery, to get full parameters as to guide production needs a test meter which could be used under high temperature, high pressure, and steam water biphase conditions.
在稠油热采生产过程中，准确全面取得各项参数，用以指导生产，需要有适应高温、高压、汽水两相的测试仪器。
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.
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。
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