We introduce a method of examining oxygen pipeline divulgence using oxygen concentrationmeter.
介绍一种用氧浓度仪检测的方法来检测氧气管道泄漏。
2
On the base of analysis and comparison, the thermal conductivity type of gas meter was considered the most promising field fumigant concentration detector.
经过比较分析，热导气体检测仪被认为是最有应用前途的现场熏蒸剂气体浓度检测仪。
3
The two-channel neutron boron meter is a continuous on-line measuring device to measure boron concentration of primary cooling liquid of reactors.