PCBs的例句大全

Experimental study of the dechlorination of PCBs in polluted soils by zero valent iron

零价铁还原脱氯污染土壤中PCBs的实验研究

Based on the discussion of the factors impairing the silk screen printing accuracy of PCBs, and the action principles of these factors, this paper presents the measures of improving the printing accuracy.

论述了影响印制板丝网印刷精度的因素及有关因素对印制板丝网印刷精度影响的原理，提高精度的措施和方法。

Distribution of polychlorinated biphenyls ( PCBs) and organochlorine pesticides ( OCPs) in the tidal beach surface sediments of Yangtze estuary

长江口潮滩表层沉积物中PCBs和OCPs的分布

Application of thermal desorption technology in remediation of soil polluted by PCBs

热分解技术在修复多氯联苯污染土壤中的应用

The methods to deal with soil sample and calculate the residual concentration and of PCBs were established. Hexachlorobenzene was introduced as internal standard of recovery.

确立了含PCBs土壤样品的预处理方法，以六氯苯为回收率内标，建立了准确分析土壤样品中PCBs浓度的方法；

Contents and Distribution of PCBs and Heavy Metals in Surface Sediments from Bering Sea, Chukchi Sea and Canada Basin

白令海、楚科奇海及加拿大海盆表层沉积物中多氯联苯和重金属的含量与分布

Studies on the estrogenic effect of Chinese commercial PCBs by MCF-7 cell proliferation bioassay

用MCF-7细胞增殖法研究国产多氯联苯的类雌激素效应

High chlorinated PCBs are more inclined to be absorbed by soil organic materials.

高氯取代PCBs更容易吸附在土壤有机质中。

They will generate useful lessons for complete elimination of PCBs, chlordane and mirex not only in China but in all other Stockholm Convention countries facing similar challenges.

它们将会为实现消除持久性有机污染物氯丹和灭蚁灵带来有益的经验，不仅有益于中国，也有益于全体面临类似挑战的《斯德哥尔摩公约》签约国家。

Scientists have long suspected PCBs might reduce the pregnancy2 rate of females.

科学家们一直怀疑多氯联苯可能会降低雌性的妊娠率。

PCBs were once used in everything from plastics to paints.

多氯联苯曾经被应用于从塑料到油漆的各类产品中。

Research of Key Technology for High Speed, High Density PCBs

高速高密度PCB关键技术研究

The paper describes two methods for the treatment of PCBs.

本文提出两种多氯联苯（PCBs）处理方法。

Research on Optimization of High Resolution Mass Spectrometry for PCBs Analysis

高分辨质谱法分析多氯联苯的条件优化研究

The Source, Structure and Disposal Method of PCBs in the Environment

环境中多氯联苯来源、结构关系与处理方法

A Design of Power Bus Structures in PCBs Using EBG Structure

基于电磁带隙结构的PCB电源接地层设计

Prediction on Radiation Emission Caused by Common Mode Current in PCBs

印制线路板上共模电流的辐射干扰预测

Implementation of Long Term Storage of PCBs by a New Packaging Technique

用新型包装方法实现某电子设备印制板的长期储存

The Characteristics of the Heavy Metal and PCBs Pollution from Urban River

城市河流重金属与多氯联苯的污染特征

Seasonal changes have little effect on the removal of PCBs.

季节变化对PCBs的去除效果影响不大。