1.
informal biostratigraphic unit
非正式生物地层单位
2.
biogeographic unit
生物地理学单位9?
3.
informal lithostratigraphic unit
非正式岩石地层单位
4.
discontinuous lithostratigraphic unit
不连续岩石地层单位
5.
global chronostratigraphic unit
国际性年代地层单位
6.
informal chronostratigraphic unit
非正式年代地层单位
7.
unconformity bounded stratigraphic unit
不整合围限地层单位
8.
A stratigraphic unit, especially a unit consisting of two or more formations deposited during a single geologic era.
地层学单位地层学中的一个单位，尤指包括在同一地质时期沉积的两个或两个以上地层的单位
9.
In Russia the local landscape unit has been designated a biogeocenose.
在苏联曾把局部景观单位视作生物地理群落。
10.
TAXONOMY AND BIOSTRATIGRAPHY OF THE EARLY CAMBRIAN UNIVALVED MOLLUSC FOSSILS FROM XINJIANG
新疆寒武纪早期单壳类软体动物化石分类学与生物地层学
11.
spawning stock biomass per recruit
单位补充产卵群生物量
12.
biostratigraphy of fossil plants
植物化石生物地层学
13.
FEATURES OF PLIOCENE STRATA AND LITHOSTRATIGRAPHIC UNITS ON HAINAN ISLAND
海南岛上新世地层特征及岩石地层单位
14.
Niche : Smallest unit of a habitat that is occupied by an organism.
生态位: 生物体所占据生境的最小单位。
15.
A group of organisms that occupy the same position in a food chain.
营养层次，营养级在食物链中居于同一地位的一群生物
16.
EARLIEST CAMBRIAN MONOPLACOPHORANS AND GASTROPODS FROM WESTERN HUBEI WITH THEIR BIOSTRATIGRAPHICAL SIGNIFICANCE
湖北西部早寒武世最早期的单板类和腹足类及其生物地层学意义
17.
The primary unit of lithostratigraphy, consisting of a succession of strata useful for mapping or description.
地层，岩组岩石地层的基本单位，构成用于制图或描绘的一系列层次
18.
The basinal location of such build-ups places reservoirs in proximity to source beds, and so commonly forms hydrocarbon accumulations.
这种生物建造的盆地位置，使储集层贴近于生油层，因此往往形成烃类聚集。