heavy metals

Major treatment methods for arsenic include sulfide precipitation , or complexation with polyvalent heavy metals .

砷的主要处理方法有硫化物沉淀法，或与多价重金属络合。

Analysis of chemical states of heavy metals in industry waste slag

工业废渣中重金属化学形态的分析测定

Assessment and Study on the Heavy Metals Pollution of Soil

土壤重金属污染评价与研究

Study the heavy metals ' distribution characteristics in different granularity samples .

研究了重金属在不同粒度样品中的分布特征。

Study on the Law of Heavy Metals Migration in Activated Sludge System

重金属在活性污泥系统中迁移规律的研究

The method of heavy metals study in shelf sediments and its application

陆架区沉积物中重金属研究的基本方法及其应用

Study on Heavy Metals Quantity of Crop in Wastewater Irrigation Area

污灌区作物重金属含量研究

Heavy metals pollution is the one of the biggest environment pollution problems .

重金属污染是危害最大的环境污染问题之一。

Salt ions and heavy metals suppress plant growth and development .

盐离子和重金属离子抑制植物正常的生长发育。

Primary Study of Distribution of Heavy Metals in Copper Mines

铜矿区重金属污染分异规律初步研究

A large number of industrial wastewater containing heavy metals caused water pollution .

含有重金属的工业废水大量排放导致水体严重污染。

Expression Analysis of Pathogenesis related Protein Gene under Heavy Metals in Bean

菜豆病程相关蛋白基因在重金属胁迫下的表达分析

Experiment and Study on Mechanism of Removing Heavy Metals in Water by Coagulation

混凝法去除水中重金属的机理探讨

Characteristics of heavy metals space distributing in Wastewater Irrigation Area

污水灌溉区土壤重金属的空间分布特征

Experimental studies of the adsorption of heavy metals on alumina particles

重金属在氧化铝微粒上吸附的实验研究

Contents and Evaluation of Heavy Metals in Soil of Nanchong City

南充市区土壤重金属含量及评价

" Memory " effects of heavy metals on forest soils

森林土壤对几种重金属污染的记忆效应

Analysis of Heavy Metals Concentrations in Crops by Influencing of Soils Factors

土壤因素对农作物中重金属含量的影响分析

Study on Air Environment Pollution by the Content of Heavy Metals in Leaves of Plants

用植物叶片中重金属元素含量指示大气污染的研究

Effects of microorganisms on the mobility of heavy metals in soil environment

微生物对土壤环境中重金属活性的影响

Effects of sewage sludge application to land on species of heavy metals in soil

污泥土地利用对土壤中重金属形态的影响

Mineralogical method for environmental evaluation of heavy metals in soils

土壤重金属环境质量矿物学评价方法

Effect of environment and planting elements on contents of heavy metals in Chinese cabbage

环境和栽培因素对大白菜重金属含量的影响

Pollution characteristics and assessment of heavy metals in river sediments in Shenzhen City

深圳市河流沉积物重金属污染特征及评价

Thermal Analysis and the Distribution Rule of Heavy Metals During Electroplating Sludge Combustion

电镀污泥焚烧过程中的热分析以及重金属的迁移规律

Heavy metals in soil contaminated by coal mining activity

采矿活动对煤矿区土壤中重金属污染研究

Biological Treatment Techniques of Wastewater with Heavy Metals

重金属废水生化处理技术的研究进展

Heavy metals in manure is changing in the process of decomposition .

粪肥中的重金属在粪肥腐解过程其形态和有效性都发生改变。

Toxicity assessment of soil contaminated by heavy metals using algae growth inhibition test

应用斜生栅藻生长抑制实验对重金属污染土壤的毒性进行诊断

Hygienic Quality for Heavy Metals of Economic Fish in Coastal Waters of China

中国浅海经济鱼类重金属的卫生质量状况