2) cumulative temperature
累积温度
4) Accumulated low temperature
低温累积量
5) geoaccumulation index
地积累指数
1.
Geoaccumulation index was used to assess Pb pollution of the surface soils.
运用地积累指数法对公园表层土壤Pb 污染进行评价,结果表明:超过半数的公园为轻度污染至中等污染,近1/3的公园无污染, 6个公园达到中等污染和中等污染至强污染水平。
2.
In this study,geoaccumulation index and potential ecological risk factor were employed to evaluate the contamination of As,Cd,Hg and Pb at different sites in Bohai Sea,using the data on the Second Survey of Marine Pollution Baseline.
依据第二次全国海洋污染基线调查数据,采用地积累指数和潜在生态风险因子两种方法对渤海表层沉积物中As,Cd,Hg,Pb进行污染分区评价。
3.
Using the geoaccumulation index and the potential ecological risk index,the heavy metal pollution of Shanmei Reservoir of Quanzhou is evaluated.
利用地积累指数法和潜在生态风险指数法,对泉州市山美水库流域沉积物中重金属污染进行评价。
6) Index of Geoaccumulation
地积累指数
1.
Based on the principle of sedimentology and environmental behavior of heavy metals, the index of geoaccumulation and potential ecological risk index were used to evaluate heavy metals pollution in sediments of Huangpu River, Shanghai.
采用地积累指数法和潜在生态危害指数法对黄浦江沉积物中的重金属进行了评价研究,解释了两种评价方法结果存在差异的原因。
2.
In order to know the heavy metals content and the degree of the potential ecological risk in the sediment of Poyang Lake in high-water period and lowwater period,based on the detailed survey and analysis of the current state of pollution in Poyang Lake,using the Index of Geoaccumulation and the Potential Ecological Risk Index evaluate the heavy metals pollution of Poyang Lake.
为了解丰、枯水期鄱阳湖沉积物中重金属含量以及各污染物的潜在生态危害程度,在对鄱阳湖污染现状详细调查与分析的基础上,利用地积累指数法和潜在生态风险指数法对鄱阳湖底泥中的重金属污染进行综合性的评价分析,并与单因子指数评价结果相比较。
3.
Pollution of heavy metals in soil in Guangzhou suburbs is(evaluated) on the basis of the index of geoaccumulation.
应用地积累指数对广州5个郊区的土壤重金属污染情况进行了评价研究。
补充资料：地温
地面及其以下的土壤温度。地面温度直接受太阳辐射的影响，白天高，夜间低；夏季高，冬季低。土壤温度的变化随深度增大而逐渐减小，约在1米深处，温度的日变化已消失。土壤深达20米以下时，地温的年变化也消失了。井水冬暖夏凉就是地温终年少变所致。
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