1) soil environmental quality guideline
土壤环境质量指标
2) environmental quality standard for soil
土壤环境质量标准
1.
The suitable environmental quality standard for soil is vital to appraise soil and food quality,and the bioavailability of soil heavy metal is significant to making the suitable environmental quality standard for soil.
制订合适的土壤环境质量标准是评价土壤健康质量及食品安全的核心问题,而土壤重金属有效态对制定土壤环境质量标准具有重要意义。
4) soil environment quality standard
土壤环境质量标准
1.
Existing problems of soil environment quality standard in China and its proposals;
我国《土壤环境质量标准》现存问题与建议
2.
Through summarized the existing problems of soil environment quality standard in China and analyzed the development and trend of soil environment quality standard on foreign countries,three levels of soil environment quality standard in Chin are put forward.
在概述国内土壤环境质量标准存在的问题的基础上,分析了国外土壤环境质量标准/指导值发展趋势,提出了我国土壤环境质量的三级标准体系,即:背景值标准、筛选值标准、有效态污染临界值标准,并据三级标准体系和各重金属的单项污染指数,把土壤环境质量分为七个等级:清洁、轻度玷污、中度玷污、重度玷污、轻度污染、中度污染、重度污染,用七种警示色来表示不同的污染程度,为我国土壤环境质量标准的修订提供借鉴。
5) soil environmental quality standard
土壤环境质量标准
1.
The three guidelines,mainly based on chemical levels,are upper limit of soil environmental background,Grade Ⅱ criteria of the national soil environmental quality standard(GB 15618) and threshold value of soil contamination.
(2)土壤环境质量标准:采用通用的GB 15618第二级标准值。
2.
After a preliminary analysis of the present state of soil environmental quality research in western developed countries,this paper elucidates the application and problems of China's soil environmental quality standards.
初步分析了西方发达国家土壤环境质量研究现状,着重论述了中国土壤环境质量标准的应用情况及存在的问题,考虑土壤污染物生物毒性的影响因素,结合当前多目标地球化学调查的成果资料,提出了研究建立区域性地方标准的基本原则。
3.
This paper summarized the main methods for formulating soil environmental quality standard(SEQS), which included geochemical method, eco-environmental effect method and poisonous critical value method of available heavy metal, of which the advantage and shortage were also discussed.
概述了国内外土壤环境质量标准的制订方法———地球化学法、生态环境效应法和有效态毒性临界值法,指出了各种方法的优点和不足。
6) soil environmental quality
土壤环境质量
1.
Fuzzy evaluation on soil environmental quality of Yangchang agricultural land in Wudang district;
乌当区羊昌镇农用地土壤环境质量模糊评价
2.
Analysis and assessment of soil environmental quality of some farmlands in Beijing;
北京地区基本农田土壤环境质量分析与评价
3.
Assessment of soil environmental quality of cropland in Gaoyou area;
江苏高邮市农田土壤环境质量状况研究
补充资料：质量指标
质量指标是反映现象总体相对水平或工作质量的统计指标，又分为相对指标
和平均指标，分别用相对数和平均数表示，它们通常是由两个总量指标对比派生出
来的，反映现象之间的内在联系和对比关系。如第三产业在国民经济中的比重、国
家公务员的平均工资和城镇居民平均每人可支配的生活费收入等。
和平均指标，分别用相对数和平均数表示，它们通常是由两个总量指标对比派生出
来的，反映现象之间的内在联系和对比关系。如第三产业在国民经济中的比重、国
家公务员的平均工资和城镇居民平均每人可支配的生活费收入等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条