The geochemical features of the platform stage in east China are that exogenetic geochemical process occupies the most important position.

我国东部地台阶段的地球化学特点是外生地球化学过程占有极重要的地位。

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The main purpose of this paper is to introduce a new method to study the immobile elements and mass transport of in geochemical process of wall-rock alteration.

在以往围岩蚀变的质量迁移研究基础上，本文提出了一种判定惰性元素的方法，同时结合等浓度线和加权最小二乘法；

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Burma Feicui was subjected to surface geochemical process, resulting in the formation of special weathering crust, which is of great value of technological application.

缅甸翡翠在表生地球化学作用下，常形成特殊的风化皮壳，并具有较高的工艺利用价值。

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