combustible gas concentration monitor
可燃气体浓度监测仪
airborne particle mass monitor
大气粉尘物质浓度监测仪
Design and Implementation of Soot Density Monitoring Instrument Based on μC/OS-Ⅱ
基于μC/OS-Ⅱ的烟尘浓度监测仪的设计与实现
Continue Monitoring of Methane in Urban Area of Beijing with Laser Absorption Spectroscopy
高灵敏激光吸收光谱仪监测北京城区甲烷浓度变化
The Development of a Monitor for UDMH and Nitrogen Dioxide of High Concentration in Air
空气中高浓度偏二甲肼和二氧化氮监测仪的研制
Reliability and Calibration of Laser Scattering Dust Concentration Meter;
散射法烟尘浓度在线监测仪器的可靠性和标定研究
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
ultrasonic detector for density of mixed fuel
超声波混合燃料浓度检测仪
critical oxygen determinator
临界氧浓度测试仪（耐燃性试验）
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
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
A MSP430F149-Based Acohol Concentration Detector
基于MSP430F149的酒精浓度检测仪的设计
Research of Alcohol Concentration Monitor Base On C8051F040
基于C8051F040酒精浓度测试仪的研究
Based on the principle of NDIR infrared CO concentration detector
基于NDIR原理的红外CO浓度检测仪
A NDIR Based Portable CO_2 Detector
基于NDIR原理的便携式CO_2浓度检测仪
Design of dust measurement device based on EPA
基于EPA通信的粉尘浓度测量仪的设计
Design and Implementation of a Universal Ion Concentration Testing Instrument
通用型离子浓度检测仪的设计与实现
The Concentration of Mathane Monitoring Based on Single Chip Computer;
基于单片机控制的甲烷浓度监控报警仪