水环境背景值是水环境地球化学研究的重要内容。
The background value of water environment is the major subject of geochemical research of water environment.
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。
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.
首次提出了空气质量环境背景值的确定等提高城市空气污染预报准确率的有效措施。
The effective measures that determined background value of urban air pollution and improved forecast accuracy was proposed.
陈春(编者). 1998。长江流域水体环境背景值研究图集，科学出版社，北京。
Chen Chun (Editor). 1998. Atlas of Study on Backgrond Value of Aquatic Environment of the Changjiang River Valley, Science Press, Beijing.
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 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。
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。
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.
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