A spatial variability structure of the environmental background values for element calcium of the topsoil in China was analysed.
应用地统计学方法研究了中国土壤表层钙元素背景值的空间变异结构，并借此进行了钙元素背景值的地域估值。
Some groundwater environmental background values were suggested to be the important reference index of groundwater oil pollution.
提出地下水环境对照值可以作为地下水是否受到油类污染的重要参考指标。
With Zhenezhou area as an example, this paper discusses the application of geochemical exploration to the study of environmental background values and environmental evaluation.
本文以郑州地区为例，讨论了冲积平原区用地球化学勘查方法进行环境背景值和环境评价方面的研究。
With the dredging projects in the Lower Yellow River, the environmental background values of the dredging silt have been determined by means of on site sampling and measurement.
结合黄河下游疏浚工程，通过现场取样和化验，确定了疏浚底泥的环境背景值。
Abstract With Zhenezhou area as an example, this paper discusses the application of geochemical exploration to the study of environmental background values and environmental evaluation.
本文以郑州地区为例，讨论了冲积平原区用地球化学勘查方法进行环境背景值和环境评价方面的研究。
The examples for the application of the background values to the formulation of soil environmental quality standard and the study of human health and agriculture were discussed.
讨论了土壤背景值在制定土壤环境质量标准、研究人体健康和农业方面的应用实例。
This article gives an account of the relationships between the natural background values of elements in soil and environmental conditions.
本文详细叙述了土壤中元素自然背景值与环境的密切关系。
This article gives an account of the relationships between the natural background values of elements in soil and environmental conditions.
本文详细叙述了土壤中元素自然背景值与环境的密切关系。
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