strata
英 [ˈstrɑːtə]
美 [ˈstreɪtə]
stratum 的复数
复数：stratas
柯林斯词典
- (stratum 的复数)
Stratais the plural ofstratum.
双语例句
- 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。 - 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。 - 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。 - And adjustment in rock strata means that loose soil will sink or heave.
岩层的调整意味着松动了的泥土将会下沉或者鼓起。 - 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。 - 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。 - ( 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。 - 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。 - The geological strata and it's basic constitute characteristics are also introduced.
概述了矿区巨厚土层的地层结构及其基本组成特点。 - 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。