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palaeontology
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palaeontology
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古生物学
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palaeontology
古生物学
研究地质历史时期生物的形态、构造、分类、生态、起源、分布、演化、灭绝等规律的学科。地质学和生物学交叉融合的产物。关心地球生命起源、演化特别是辐射演化与灭绝,特定地质事件的发生时限、规模、型式及背景机制,相关地层时代及其精确划分与对比等,一系列与基础理论和应用实践密切相关的重大科学问题。古生物学研究是人类回答地球生物圈来龙去脉的重要且不可或缺的途径。
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carbon fiber micro-disk electrode
carbon fiber reinforced carbon materials
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carbon fibre reinforced plastic
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carbon footprint in cropland
carbon footprint of agricultural products
carbon fullerene
carbon(graphite) fiber reinforcements
carbon hexachloride
carbon household registration
carbon-hydrogen bond activation reaction
carbonic acid
carbonic acid cyclic ethylene ester
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