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

• Sedimentary rocks show pollen in very deep," Precambrian "strata.
  水成岩指出了前寒武层的花粉传授。
• 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。
• The paper introduced the blasting parameters and construction technology for small section tunnel in crumbly strata.
  介绍了破碎岩层中小断面坑道的爆破参数和施工技术。
• ( especially of metamorphic rock) having thin leaflike layers or strata.
  （特别是指变质岩石）有像叶子一样的薄岩层或者地层。
• The application to constrain strata age is illustrated by dating the Cretaceous sediment in western Qinling Mountain.
  本文以西秦岭地区三岔&四店一带的白垩纪地层为例，说明该方法在制约地层年龄中的应用。
• Oil shale always has the accompanying relationship with overlying sedimentary tuff or other tuffaceous strata.
  油页岩常与上覆沉凝灰岩或其它凝灰质岩石呈伴生关系。
• 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 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。
• 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 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。