1.
Research of Acetylene Concentration Dissolved in Transformer Oil Measurement Instrumentation Based on Spectrum Absorption;
光谱吸收式变压器油中乙炔气体浓度测量仪的研究
2.
combustible gas concentration monitor
可燃气体浓度监测仪
3.
The Designing of Gas Thickness Detector Based on Ultrasonic Technology;
基于超声技术的气体浓度检测仪设计
4.
Research and Development of Non-dispersive Infrared CO_2 Gas Concentration Analyzer
红外CO_2气体浓度检测仪的研究与开发
5.
Research and Design of Carbon Monoxide Concentration Intelligent Detector
一氧化碳气体质量浓度智能检测仪的研究与设计
6.
Design of Meter for Gas Concentration Disposition with High Precision Based on the Mass Flow
基于质量流量的高精度气体浓度配比仪的设计
7.
Plan of an AT89S51-based intelligent multi-gas detector
基子AT89S51智能型多种气体浓度检测仪的设计
8.
airborne particle mass monitor
大气粉尘物质浓度监测仪
9.
Calculating the venous blood concentration of inhalation anesthetics with a clinical gas analyzer
利用麻醉气体监护仪床旁测定吸入麻醉药血药浓度
10.
determination of the mass concentration of carbon monoxide(gas chromatographic method)
一氧化碳的质量浓度的测定气体色谱法
11.
Study of Detecting Micro-concentration of Binary Gas Mixtures by Ultrasonic Technology
微量浓度二元混合气体的超声检测研究
12.
Effects of Background Gas on Measurement Uncertainty of SO_2 Monitor
背景气体对SO_2监测仪测量不确定度的影响
13.
Design of dust measurement device based on EPA
基于EPA通信的粉尘浓度测量仪的设计
14.
An instrument used to measure density or specific gravity.
比重计，浓度计用于测量密度或特定重量的仪器
15.
Quick Examination of Mixed Liquor Suspended Solid in Aeration Tank Using Moisture Analyzer
利用水份测定仪快速测定曝气池污泥浓度
16.
An instrument for determining the weight and density of air or another gas.
气体比重计测定空气或其他气体的重量及密度的仪器
17.
measuring instrument for measuring the pressure of liquids or gases
测量液体或气体压力测量仪器
18.
A Design of Powder Measurement Instrument Based on Light Absorbing Principle
基于光散射测量原理的粉尘浓度检测仪的设计