trace contamination

用法例句

The trace pollutants such as heavy metal and dioxins of MSWI fly ash have an important influence on selection of treatment technology.

对国内外垃圾焚烧飞灰进行收集并着重利用GC MS、原子吸收光谱等手段对二恶英和重金属等痕量污染物进行系统研究,并结合国内外研究成果进行对比分析。

Studies on the Determination of Trace Contaminants in Chemical Products with GC-MS

化工产品中痕量污染物的气质联用分析方法研究

Study on the Pollution of Toxic Organic Pollutants in Drinking Water Treatment in BeiJing;

北京市自来水中痕量有毒有机污染物的研究

Enrichment,Separation,and Pollution Control of Ultra-trace Hexavalent Chromium for WEEE Directive

基于WEEE指令超痕量六价铬富集、分离及污染控制

Technology of Concentrating Organic Compounds in Water by Solid Phase Extraction

固相萃取富集水中痕量有机污染物的技术探讨

Study on the Separation and Concentration of Trace Organic Pollutants in Industrial Waste Water by Solvent Sublation;

溶剂浮选法分离富集污水中痕量有机污染物的研究

Study on Gas Chromatographic Analysis of Trace Organic Pollutant in Small Aqueous Sample;

小量水样痕量特征有机污染物的气相色谱分析法研究

SPE (solid phase extraction) as a technique of sample pretreatment for aquatic environmental pollutants analysis is reviewed.

固相萃取技术非常适用于环境水质中痕量有机污染物的监测分析。

Study on Variation of Trace Volatile Organic Compounds in the Atmosphere of Beijing

北京大气中痕量挥发性有机污染物的浓度变化研究

Study on the Determination of Some Natural Products and Some Trace Environmental Organic Contaminations by High-performance Liquid Chromatography and Ion Chromatography Coupled with Mass Spectrometry;

若干天然产物和痕量环境有机污染物的液/质联用法检测研究

Distributions of Trace Arsenic Species in Phytoremediation Plat and the Detoxictive Mechanics of Nephrolepis Auriculata;

污染土壤修复植物中痕量砷的赋存形态及其解毒机制研究

Study on Influence Factors of the Removal of Trace Amounts Environmental Hormones by Nanofiltration;

纳滤去除水中痕量环境荷尔蒙污染物质的影响因素研究

The Optical Inspection Method of Trace Toxic Organic Pollutants and Instrument Study

痕量有毒有机污染物的光学检测方法及仪器研究

Study on the Distribution of Trace Organic Pollutants in Water Resources and Their Removal Effects in Water Works

痕量有机污染物在水体及给水处理单元中的分布规律研究

Analyses of Organic Pollutants in Drinking Water by SPE-LC-MS

固相吸附-液相色谱-质谱法测定饮用水中痕量有机污染物

Determination of trace elements in seawater and application for identification of source of trace metal contaminants

海水中痕量元素测定及其在重金属污染源判别方面的应用

Recent Developments in Molecularly Imprinted Polymers for Selective Recognition of Deleterious Organic Pollutants at Trace Concentration in Aqueous Media

分子印迹聚合物选择性识别水中痕量有毒有机污染物的研究进展

Quantification of Trace Polybrominated Diphenyl Ether in Biota Samples from an Electronic Waste Recycling Area

电子垃圾污染地区生物样品中痕量多溴二苯醚的检测

Pollution characteristics of bromine and iodine as trace element in atmospheric particles in Shanghai Caohejing region

上海市漕河泾地区大气颗粒物中痕量元素溴、碘的污染特征