free falling polarographic oxygen sensor
自由落体式极谱法氧气测定器
apparatus for rapid determination of nitrogenoxide
氧化亚氮快速测定器
combustible gas and oxygen monitor
可燃气体及氧气含量探测器
GC Detection of ethylene oxide in infusion sets for single use
气相色谱法测定一次性使用输液器中环氧乙烷残留量
Determination of Ethylene Oxide's Content Remained in Medical Instruments by GC
顶空气相色谱法测定医疗器械中环氧乙烷的残留量
visibility meter (mete or meteorological instruments)
能见度测定仪（气象仪器）
microblood gas analysis apparatus
微量血液气体测定器
detector ,firedamp (i.e., methane)
沼气（即甲烷）测定器
combustion fuel gas apparatus
燃烧燃料排气测定器
Improvement on the Experiment of " Determining Oxygen Content in the Air";
“空气中氧气含量的测定”实验的改进
Buoy Tyge Oxygen Inhaler Indication Uncertainty
浮标式氧气吸入器示值不确定度评定
Oxygen content detecting system based on zirconia oxygen sensor
基于氧化锆传感器的烟气氧量检测系统
Application of partial pressure type oxygen sensor in oxygen volume fraction measurement
分压型氧传感器在氧气体积分数测量中的应用
Fluorescence quenching method for the determination of nitrogen dioxide and nitrogen monoxide in air
荧光猝灭法测定空气中二氧化氮和一氧化氮
Air quality--Determination of nitrogen oxides
GB/T13906-1992空气质量氮氧化物的测定
air quality-determination of ozone in ambient air-ultraviolet photometric method
环境空气 臭氧的测定 紫外光度法
methods for determination of carbon dioxide in air
大气中二氧化碳含量测定法
Determination of trace oxygen in the gases--Colorimetric method
GB/T5831-1986气体中微量氧的测定比色法