stratum
形容词：
形容词: stratal
更多词形：
单词例句：
After several months, the archeologists finally found the cultural stratum.
经过几个月的努力，考古队终于发现了文化层。
A horizontal dislocation, as of a rock stratum, at a fault.
水平断层不正常的岩层水平变位或断错
Why do the classified methods and the standards of the class and stratum take place?
阶级与阶层的划分方式、标准又为何发生改变?
Sediment cover consists of Trias, Jurassic, Tertiary and Qaternary, but Jurassic is the mainly exploited stratum.
盆地沉积盖层由中生界三叠系、侏罗系、新生界第三系、第四系组成，侏罗系是其主要勘探目的层。
The new economy also breeds a stratum of middle class who has the spending power and desire.
新经济也造就了一批中产阶级,他们有消费能力,也有消费欲望。
Such inequalities are found in every stratum.
这类不公平的现象存在于社会的每一个阶层。
They represent each society stratum.
他们代表各个社会阶层。
The psychology and spirit function will be developed broadly in material stratum.
以求多层次多方位地发挥其物质功能形态上的心理和精神功能。
But the stratum division was based on several AMS 14C-ages which were coincided with the stratum sequences.
但地层划分的依据是与地层沉积顺序完全一致的数个14C测年。