通过麻粒岩地体以及火山岩中麻粒岩捕掳体的研究，使人们对地球深部的物质组成和结构有了直接的了解。
By research of granulite terranes and granulite xenoliths in volcanic rocks, composing and structure of deep substance in the earth could be realized directly.
将深穿透勘查地球化学定义为研究能探测深部隐伏矿体发出的直接信息的勘查地球化学理论与方法技术。
Deep penetration exploration geochemistry, a new branch of exploration geochemistry, involves the measurement of any direct geochemical information emanating from the deeply concealed deposits.
第二篇概述了利用地震体波研究地球深部构造的观测技术、解释方法、主要成果以及与地震活动的关系等方面的情况。
The second one has touched upon observation techniques, interpretation methods and some main results in research of deep structure using body waves.
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