生物学家休·丁格尔已经识别出五个特征，这些特征在不同程度和组合上适用于所有的迁徙。
The biologist Hugh Dingle has identified five characteristics that apply, in varying degrees and combinations, to all migrations.
生物学家休·丁格尔识别出符合不同程度和组合的所有迁徙的五种特征，力争了解其本质。
A biologist named Hugh Dingle, striving to understand the essence, has identified five characteristics that apply, in varying degrees and combinations, to all migrations.
但均缺少相关的生物资料及测年数据，所依靠的仅是岩石组合特征的区域对比。
The relative biogenic data and dating data are not enough. It only depends on the regional correlation of rock association characteristics.
根据本区寒武系的岩石学特征、生物组合特征和沈积构造特征重建了各组段的沈积坏境。
According to petrology, biological assemblage and structural features of carbonate rocks, the sedimentary environments of formations of the carbonates in Yichang area are reconstructed.
本文描述塔里木盆地晚奥陶世塔中北斜坡带良里塔格组的生烃生物组合特征。
This paper deals with the feature of bio-precursors of hydrocarbon in Lianglitake Formation, Late Ordovician of north-slope of Central Uplift of Tarim Basin.
以准噶尔盆地上二叠统和中、下侏罗统的两套烃源岩为例，分析和探讨了生物标志物的组合特征。
This paper analysed and discussed the association characteristics of the biomarker in Upper and Mid-Lower Jurassic source rocks in Junggar basin.
本文系统研究了西昆仑-喀喇昆仑地区晚古生代-早中生代地层的岩石组合及其分布特征，结合所含的生物组合特征绘制了研究区泥盆纪、石炭纪、早中二叠世及三叠纪的岩相古地理略图。
The late Paleozoic-early Mesozoic strata in the Western Kunlun-Karakorum area are main research object and the accreting orogenic theory is used for structural analysis in this paper.
不同地史时期造礁生物及其附礁生物的组合不同，形成的礁体具有不同的类型、规模和特征。
The combinatorial types of reef-forming organisms and reef-inserted organisms were fairly different during different geological periods, and the reefs varied respectively in type, size and feature.
不同地史时期造礁生物及其附礁生物的组合不同，形成的礁体具有不同的类型、规模和特征。
The combinatorial types of reef-forming organisms and reef-inserted organisms were fairly different during different geological periods, and the reefs varied respectively in type, size and feature.
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