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古生物钟
释义
古生物钟
Encyclopedia
理学
古生物学
释
palaeontological clock
古生物钟
保存为化石的生物体具有能反映生物生长节律的骨骼结构。如珊瑚化石表壁上的生长环脊和生长环纹,软体动物和腕足动物化石壳表上的生长纹,叠层石、藻类和某些层孔虫的生长纹层等。
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gravity anomaly
gravity anomaly interpretation
gravity anomaly separation
gravity assist
gravity-based structure
gravity basis-points
gravity basis-points nets
gravity beneficiation machinery
gravity blending silo
gravity bottle
gravity cage with floating collar
gravity casting
gravity center
gravity center energy
gravity-center energy
gravity centre of population
gravity concentration
gravity concentration equipment
gravity concentration pool control system
gravity current
gravity darkening
gravity data processing
gravity datum
gravity/dead weight anchor
gravity disturbance
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