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paleochannel
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古河道,埋藏河道
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详细解释：
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以下为句子列表：
英文: Abstract: The paleochannel sandstone-type uranium deposit which can be exploitated by low-cost in-situ leach technology is one of the most economic and competitive uranium resources in recent uranium industry.
中文: 文摘:可采用低成本、原地浸出工艺开采的古河道砂岩型铀矿是当今铀工业中最具经济价值和竞争力的铀资源之一。
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英文: The alternative changes of paleoenvironment favored the formation and imbedding of brine, which is the source of salt-water intrusion; and the paleochannel that formed during regressive of sea level is the path of salt-water intrusion.
中文: 海进时期，大面积的滨海平原被淹没，在近海平原洼地滞留的海水经过蒸发、浓缩变为卤水，成为咸水入侵的物源；海退后陆源碎屑在滨海地区沉积形成了巨厚的古河道砂层。
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英文: This paper introduces some effective prospecting methods including geologic, geochemical and geophysical, and drilling methods according to basic characteristics of paleochannel sandstone-type uranium deposit.
中文: 鉴于古河道砂岩型铀矿的特征，本文介绍了几种主要的地质、物化探及钻探等勘查方法。
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