生物地层 meaning in English
biostratum
Examples
- Trilobites were rapidly evolving forms and are of widespread use in biostratigraphic studies .
三叶虫是进化迅速的种型，并广泛用在生物地层学的研究上。 - Pliocene micromammalian biostratigraphy of nihewan basin , with comments on the stratigraphic division
泥河湾盆地上新世小哺乳动物生物地层学及相关问题讨论 - From these characteristics of biostratigraphy , lithostratigraphy and chronostratigraphy , the oil shales in shuanghu area are similar to those in early toarcian europe
从生物地层、岩石地层、年代地层来看，双湖地区的油页岩与欧洲早toarcian期广泛分布的黑色页岩有很好的可对比性。 - Biostratigraphic zonation and mark - fossil erection should be based on restoring evolutionary pedigrees or occurrence sequences , and the boundary should be confirmed at the horizon of their " first appearance "
生物地层学研究一定要以恢复演化谱系或发生序列为基础，界线化石标志应该选在其“首现”层位。