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- Keywords ion chromatography;ambient air sample;HBr; 离子色谱;环境空气;溴化氢;
- Apply Ion chromatography method on determining Fluoride in ambient air sampling, which has more convenient operation, higher sensitivity, higher accuracy and better repeatability. 采用离子色谱法测定环境空气样品中的氟化物,具有操作简单,灵敏度高,准确度高、重现性好等优点。
- Determination of fluoride in ambient air sampling method by ion chromatography 离子色谱法测定环境空气样品中的氟化物
- The ambient air over the city is becoming worse. 该城市上空周围的空气在恶化。
- ambient air sample 环境空气
- Ambient air pollution and atherosclerosis in Los Angeles. 洛杉矶周围的空气污染与动脉粥样硬化。
- It is reported that the ambient air over the city is becoming worse and worse. 据报导该城市上空周围的空气越来越糟。
- It is reported that the ambient air over the city is becoming worseand worse. 据报导该城市上空周围的空气越来越糟。
- Ambient air, exhaust air, soil and rock are the most common heat source types. 室外空气、回风、土石是目前常见的热源形式。
- ambient air sampling 环境空气采样
- ambient air sampling instrument 环境空气取样仪
- Coolant temperature and ambient air pressure may be used to optimize cold starting and altitude performance. 冷却水温度和大气压力可用于使冷起动性能和高原性能最优化。
- We present the National Primary and Second Ambient Air Quality Standards as upper bound guideline. 我们把国家一级和二级环境大气质量标准作为上限控制线。
- Ambient sound; ambient air. 四周的声音; 周围的空气
- Correlation between blood lead levels and exposure to lead in ambient air was exhibited by Goldsmith and Hexter. Goldsmith和Hexter揭示了血铅水平和暴露于带铅的空气环境的关系。
- Certain key aspects of abatement planning are best addressed through the use of an ambient air quality model. 消除污染的计划相当关键的方面最好通过应用环境模式来提出。
- The developed technique is applied to ambient air and automobile exhaust analysis. 将研究所得的技术应用于环境空气和汽车废气的分析。
- Improved injector, gas line and valve driving model of a GC equipped with ECD,the system can continuously measure CFC 11 and CFC 12 in an air sample simultaneously in ten minutes. 基于气相色谱仪 (GC)和电子捕获检测器 (ECD) ,设计了一种连续测量大气中痕量氯氟烃的自动系统。
- The ambient air quality: 90.7% of the bases is at clean level; 9.2% is good,and 0.3% is affected by light pollution. 空气环境质量:90.;7%25的基地处于清洁水平,9
- When the compartment has been continuously enclosed for 12 days, the air sample is collected once through operation, then 24 metallic elements in air are determined by AAS. 用原子吸收光谱法,一次采样,同时测定连续密闭12昼夜的密闭空间空气中24种金属气溶胶,即银、铝、钡、钙、镉、钴、铬、铜、铁、钾、镁、锰、钼、钠、镍、铅、锑、硒、硅、锡、锶、钛、钒和锌。