共找到 111 条与 气体介质与放射性物质采样方法 相关的标准,共 8 页
Method for determination of harmful gas sulfur dioxide in mine air (detection tube method)
Air quality. Stationnary sources emissions. Determination of an index for the gaseous organic content. Flame ionization method.
This is by estimating percentiles and means of the frequency distribution of measurements of characteristics. The application to the estimation of means is restricted to certain cases. The procedure enables results which are independent of the actual meteorological conditions prevailing during the interval of time of measurement to be calculated for a longer time.
Air quality; stratified sampling method for assessment of ambient air quality
本标准适用于煤矿井下用岩粉原料和浮尘的测定。除游离二氧化硅外,其他项目测定只适用于石灰岩。
Rock meal and floating dust ingredients used under coal mines Detection method
本标准适用于煤矿井下气体试样的采集。
Sampling method for air in the bottom part of coal mine
本标准适用于煤矿井下空气(或气体)中一氧化碳浓度的测定。
Harmful gas existing in mine air Detection method of carbon monoxide
Specifies methods of measurement for gaseous pollutants emitted by motorcycles as defined in ISO 3833, equipped with a 4-stroke, a 2-stroke or a rotary controlled ignition engine. Defines a driving cycle in accordance with the requirements of different types of motorcycles and provides specifications of the collecting methods for gaseous pollutants, a measuring system and a test bench.
Road vehicles; Measurement method of gaseous pollutants emitted by motorcycles equipped with a controlled ignition engine
For obtaining representative samples. Prescribes acceptable methods and materials for gas and particle sampling. Excludes radiochemical measurement and evaluation.
General principles for sampling airborne radioactive materials
Atmospheric pollution. Method of weight determination of solid particles entrained by combustion gases.
Measuring methods of concentration of airborne radioactive particle
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