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1984年8月,在莫斯科将召开第27届国际地质大会,现将大会有关地球化学和宇宙化学的分组内容介绍如下: 一、地球化学和宇宙化学 1.地球化学旋回及控制化学元素在地壳中分布的自然规律化学元素的地球化学旋回的规律及地壳、海洋和大气圈的演化;地壳的化学结构模型及控制元素分布的规
In August 1984, the 27th International Geological Congress will be held in Moscow. The congressional grouping on geochemistry and cosmochemistry will now be introduced as follows: I. Geochemistry and Cosmic Chemistry 1. Geochemical Cyclone and Control of Chemical Elements in the Earth’s Crust Natural laws of Distribution Geochemical cycles of chemical elements and the evolution of the crust, oceans and the atmosphere; the chemical structure of the crust and the rules governing the distribution of elements