The spatial distribution of element concentration values is expressed in the form of map.
元素浓度值的空间分布应以图的形式表示。
Thorough discussion the spatial distribution characteristics of the silver element can help us to develop the ore searching in the depth of mine field and its periphery.
深入探讨银元素的空间分布特征，可以开拓矿田深部及外围找矿的思路。
The spatial fractal distribution of the earth's crust element content has been proved.
人们已经论证了地壳中元素含量在空间分布上是分形的。
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