元素背景值,element background values
1)element background values元素背景值
英文短句/例句

1.Study on Soil Element Background Values of Dahurian Larch Forest;兴安落叶松林土壤元素背景值的研究
2.ANALYSIS OF FACTORS AFFECTING SOIL BACKGROUND CONTENTS OF METAL ELEMENTS IN BEIJING AREA影响北京地区土壤元素背景值的因素分析
3.BACKGROUND VALUES OF METAL ELEMENTS IN RIVER SEDIMENTS WITHIN THE BEIJING AREA北京地区河流沉积物的金属元素背景值研究
4.A Comprehensive Study on the Mineral Element Background Values of Grain Yielded in Qinghai Plateau青海高原粮食矿质元素背景值综合分析
5.Principles and Methods of the Analysis of Background Values of Elements in Soils in Beijing Area北京地区土壤元素背景值处理原则和方法
6.The Study on Chemical Elemenent Background Value of Permafrost in Larix Gmelinii Forest;兴安落叶松林多年冻土化学元素背景值的研究
7.BACKGROUND CHARACTERISTICS OF SOIL ELEMENTS IN FOUR PLAINS OF ZHEJIANG PROVINCE浙江省四大平原区土壤元素背景值特征
8.Study on Soil Element Background Values--Taking a Region in the South for Example土壤元素背景值的研究——以南方某区域为例
9.Study on Background Values of Some Heavy Metal in Agri- cultural Soils of Northeast Guangxi Province.广西桂东北地区农业土壤环境若干重金属元素背景值的调查
10.The Background Values and Distribution of As and Cr in Main Grains in shaanxi Area.陕西地区主要粮食作物中砷、铬元素背景值及其分布
11.Environmental Background Values of Chemical Elements in Soils、Plants and Waters of Taibaishan Nature Reserve;太白山自然保护区土壤、植物和水体化学元素背景值及其分布特征的研究
12.The Middle Cambrian Tianpeng Formation has high background value of metallogenetic element, which is the advantageous ore source horizon.田蓬组地层成矿元素高背景值,为有利之矿源层。
13.Study of the Natural Background Values of Cr and HgElement in Thousand-Mountains Soil千山土壤中铬、汞微量元素的自然背景值研究
14.ELEMENTAL BACKGROUND VALUES OF PRINCIPAL AGRICULTURAL SOILS IN THE BROWN EARTH AREA OF JIAODONG PENINSULA胶东半岛棕壤区域主要农业土壤中元素环境背景值
15.Background Value and Enrichment of Eight Heavy Metals in Soil of Chongqing Metropolitian Area;重庆都市经济圈土壤八种重金属元素的背景值特征和分布规律
16.The value collision and value integration under the pluralism;多元化背景下的价值冲突与价值整合
17.The Development of Individual Moral Rationality in the Multiple-value Society;多元价值背景下个体道德理性的塑造
18.On Domestic Moral Education of Chaozhou-Shantou Region价值多元背景下潮汕地区的家庭德育
相关短句/例句

multi-element background多元素背景值
3)soil element background value土壤元素背景值
1.Comparing the soil element background values in Shanxi with those in the world thatMg in Shanxi is higher than the range in the world,In is lower than the range in the world,and the other element background values are in the worlds range.作者在全省范围内布设土壤采点255个,利用近代分析测试手段,数理统计方法对61种土壤元素进行了测试分析和数据处理,获得了61种土壤元素背景值
4)element background元素背景
1.As exemplified by the Zhangjiakou-West Beijing region, this paper describes the intensive mantle-crust uplift, which led to anomalous element background values for regional rocks (ores) and soils.文章以张宣地区为例,阐述了由于该区强烈的幔壳隆升,导致区域性岩(矿)石、土壤的元素背景值异常,使得某些农作物、林果“优质高产”或“劣质低产”。
5)background element背景元素
6)base-element determination背景元素测定
延伸阅读

土壤元素背景值分子式:CAS号:性质:又称土壤环境背景值(background value of soil environment)。在土壤未受污染与破坏的情况下,土壤中基本化学元素的正常含量。实际上,只是在土壤相对未受污染的情况下,土壤的基本化学组成。