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。
• 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 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。
• 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。
• 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 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 will make certain assumptions about the properties of the intruding magma and of the intruded strata.
  我们对入侵的岩浆和被侵入地层的性质做某些假定。
• Radiolaria discovered in Devonian strata of nandan-dachang area, guangxi.
  广西南丹-大厂地区泥盆系中发现放射虫。
• Hence, strata control theory can be used in gas extraction and control of coal and gas outburst.
  因此，可以利用岩层控制理论指导瓦斯抽采和预防煤与瓦斯突出的发生。
• 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。