The EX-2000 may be used by personnel entering a building or room where combustible gases are stored, at industrial facilities where gas contamination is common, or for similar situations.
该EX-2000可使用于需要进入存储易燃气体的建筑物或房间，气体污染普遍的工业设施或其他类似应用中。
For years the natural gas drilling industry has decried the lack of data that could prove-or disprove-that drilling can cause drinking water contamination.
多年来，天然气钻探行业公开反对“钻探导致水质恶化”的谴责，认为没有什么数据能够证明或否认这个结论。
It provides basis for designing landfill gas control system and evaluation of environment, finds a new way for study of underground seepage problem such as mine gas and oil contamination.
这为填埋气控制系统的设计以及环境影响预测和评价提供了理论依据，为研究煤层气、石油污染等地下渗流问题开辟了一条新的途径。
Soft start valves are used to throttle the gas flow in roughing lines. They prevent turbulences in piping and containers, particulate contamination in vacuum installations.
软启动阀适用于在粗加工过程中调节燃气气流，能防止管道和容器中的气体动荡、真空装置的微粒污染等。
Unlike conventional methods of dissolving CO2 gas or metallic magnesium directly into ultrapure water, the MEGCON does not cause any secondary contamination or bubbling.
不像传统方式将CO2气体或金属镁直接溶入纯水中而产生二次污染，MEGCON的优点是不会产生二次污染及气泡。
The comparison of formation of ash contamination layers between on helically finned tube bank and on bare bank under gas solid two phase fluid is discribed.
从分析螺旋翅片管束受气固两相流冲刷时其表面上灰污层形成的机理着手，分析各种因数对灰污系数数值的影响。
Meanwhile, compared ELISA method with gas chromatography, it indicated that the ELISA method could be used for the analysis of fenvalerate contamination.
同时，将ELISA检测结果与气相色谱法进行比较，表明所建立的ELISA检测方法能够基本满足当前氰戊菊酯快速检测的要求。
Meanwhile, compared ELISA method with gas chromatography, it indicated that the ELISA method could be used for the analysis of fenvalerate contamination.
同时，将ELISA检测结果与气相色谱法进行比较，表明所建立的ELISA检测方法能够基本满足当前氰戊菊酯快速检测的要求。
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