海洋沉积生物 marine sedimentary organisms
生物沉积物 biogenic sediment ; biogenic deposits ; biological deposits ; biological sediments
生物沉积 biogenic deposit ; [地质] biogenic sediment ; biodeposition
水生物沉积抵抗率 Fouling Resistance
底栖生物沉积作用 benthic sedimentation
生物沉积物浓缩因子 BSAF
生物沉积构造 [古生] biogenic sedimentary structure
生物沉积的 organosedimentary
生物沉积作用 biological sedimentation ; biodeposition
海洋沉积物中浮游生物的这种变化标志着白垩纪和第三纪的分界线。
This change in plankton found in marine deposits is what marks the boundary between the Cretaceous and the Tertiary.
如果生物体死于一个快速沉积和缺氧的环境，那么软组织残骸实际保存下来的可能性会提高。
The probability that actual remains of soft tissue will be preserved is improved if the organism dies in an environment of rapid deposition and oxygen deprivation.
世界上大多数的海洋沉积物不是含有浮游生物就是含有大量的蕨类孢子，但它们并不是同时存在于同一层中。
Most marine deposits from around the world contain either plankton or a lot of fern spores but not both together in the same layer.
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