strata

英 [ˈstrɑːtə]

美 [ˈstreɪtə]

stratum 的复数

复数：stratas　

TOEFL医学

柯林斯词典

• (stratum 的复数)
  Stratais the plural ofstratum.

双语例句

• This is a problem that cuts across all strata of society.
  这是一个影响到一切社会阶层的问题。
• First, we analyzed the control action of the thick-hard strata on surface subsidence.
  基于采场覆岩空间结构理论，分析厚硬岩层组在控制地表沉陷中的作用。
• The rebels came overwhelmingly from the poorest strata of rural society.
  叛乱分子绝大多数来自农村的最贫困阶层。
• Meteorite strike events have severe, great and long-term impact on strata structure of the earth surface.
  历史上发生的陨击事件对地球表面岩层构造产生了极其严重、刻和长远的影响。
• By systematic study on some categories of biotic fossils discovered in the carboniferous strata of Laiwu coal field, the assemblage of Fusulinida and conodont of this area is established.
  通过对莱芜煤田石炭系多门类化石的研究，建立了本区石炭系蜓及牙形刺组合带，在此基础上对其地层层序及生物地层的划分和石炭二叠系界线的确定进行了讨论。
• The influence factor to the refract rate have the degree of the crack, filling and geologic strata depth.
  影响折射波的速度因素主要为孔隙度，孔隙中充填物及地层的埋躲深度。
• We can follow the history of life through the strata.
  我们可以通过这一层层的地层跟踪生命的历史。
• The destruct height of overlying strata is linearly correlation with the compression rate of gangue backfilling.
  覆岩破坏高度和矸石充填体压缩率成正线性相关。
• The results indicate that the natural gas of the Xujiahe Formation mainly derived form the lower strata.
  结果表明，研究区须家河组的天然气主要来源于下伏地层。
• In this paper experiments of image segmentation on Quaternary strata are made on RS image by morphologic methods.
  利用数学形态学的方法对遥感影像的第四系地层进行了影像分割实验。