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

• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• ( 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。