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 model provides a unified idea and method for study of pressure in longwall mining and strata movement.
  组合岩梁模型的建立，为采场矿压和岩层移动的研究提供了一种新的思想和方法。
• Particular strata of rocks can be approximately dated according to the presence or absence of certain fossils.
  根据特定地层中现存和缺失的化石可以近似的估计年代。
• ( geology) of valleys and rivers; running in the direction of the dip in surrounding rock strata.
  （地质学）指山谷或者河流；按倾斜进周围岩层的方向发展。
• Erosion of gently dipping strata commonly results in the formation of asymmetrical ridges known as cuestas.
  轻微倾斜地层的侵蚀通常造成非对称的山脊，称为单面山。
• Sedimentary rocks show pollen in very deep," Precambrian "strata.
  水成岩指出了前寒武层的花粉传授。
• 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。
• Through analyzing variation of soluble anions in near-surface soil, we can track the oil-gas information underlying strata.
  通过一定技术手段分析近地表土壤中的可溶态阴离子的含量变化特征，就可以追踪下伏对应地层的含油气信息。
• Mo abundance of strata and magmatic rocks is43 and21 times of Clark value, respectively.
  矿区内地层和岩浆岩钼元素含量分别是克拉克值的43倍和21倍。
• 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。
• 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。