These layers are called strata and a single layer is called a stratum.
这些岩层被称作地层（strata）（stratum的复数形式），单个岩层称为stratum。
This takes blue as a main color, this kind of blue is exclusive in a stratum, calming down, noble.
此款以蓝色为主色，这种蓝色专属于一个阶层，冷静、高贵。
First member of the YaoJia formation is a stratum of Late Cretaceous, and it belongs to PuTaohua oil-deposits.
姚家组一段为上白垩统地层，属于葡萄花油层组。
If a stratum of air saturated with moisture meets a very cold one, the fog begins to freeze, and becomes specks of snow.
如果含水量达到饱和状态的空气遇到了非常冷的另一团空气，空气中的原先呈雾状的水分就开始凝结变成小的雪粒。
The scholars in ancient China were a stratum of owning erudite knowledge, and however being anguished deeply by the problem-how to establish their career with their own ability.
中国古代士人是一个拥有广博知识的阶层，然而如何以自己的所能来建功立业，又令他们非常苦恼。
Testing pressure is a bit too big, take place grit collapses easy to bring about a stratum even to collapse, data affecting testing safety and getting the accurate reliable testing.
测试压差过大，容易造成地层出砂甚至垮塌，影响测试安全和取得准确可靠的测试资料。
Whilst all the landscape was in neutral shade his companion's face, which was the focus of his eyes, rising above the mist stratum, seemed to have a sort of phosphorescence upon it.
当所有的景物都沐浴在明暗相宜的色调中的时候，他的同伴的脸就成了他眼睛注意的中心，那张脸从层层雾霭中显露出来，脸上似乎染上了一层磷光。
The sapling which had rooted down to a poisonous stratum on the spot of its sowing had been transplanted to a deeper soil.
她像一棵幼树，在原先栽种的地方，已经把根扎进了有毒的土层里，而现在已经被移植到深厚的土壤里了。
Among many Americans the past few years have instilled a sense that a thin stratum of people act with similar recklessness.
在许多美国人中，过去几年的日子灌输给他们一种意识：极少数的人会做出如此轻率妄为的举动。
Evans says previously researchers had proposed that the stratum corneum had a structure that was capable of expanding as it absorbed water.
在此之前，埃文斯说，研究人员提出皮肤角质层中有一种结构在吸水时会扩张。
Hence it is understood now, that the particles of water in the air form fog, or, which is the same, clouds, so soon as they come into a colder stratum.
现在我们知道了，空气中雾或者云都是同样的东西，都是空气中的水分突然遇冷以后呈现的状态。
"The new soccer centre emerges from the park's artificial topography as a layer of mineral stratum recalling the geological nature of the site," said the architects.
“新足球中心从该公园的人造地形中脱胎而出，作为一层矿物地貌以回忆场地的地质性质。”建筑师说。
The software has a friendly user interface, and applied to the work of interpreting the actual logging, stratum parameters for the accurate evaluation has played an important role.
本软件用户界面友好，并应用到了实际测井解释工作中，对准确评价地层参数起到了重要作用。
"When we are in the bath and we have been there for a while the stratum corneum [outer] layer of our skin expands," says Evans. "This causes wrinkles and means our fingerprints will be enlarged also."
“泡浴时，我们皮肤的角质层(外层)会有那么一刻时间扩张开来，”埃文斯说，“这导致我们的指纹出现皱纹或者扩张的情况。”
To displace or move a vein lode, or stratum, for example.
(地层，矿脉等)转位，滑动置换或移动(例如水脉、矿脉、地层等)。
There are a variety of neurons on each stratum except SM.
脑室层，除边缘层外，每一层各含有不同类型的神经元。
"The mineral stratum is articulated by a continuous roof which cantilevers over the entry plaza and folds down over the interior soccer field," they added.
“矿物岩层由连续屋顶连接，大跨度屋顶铰接悬臂结构从入口广场延伸到室外足球场直至地面。”他们补充道。
An aquifer is a water - bearing rock stratum such as sandstone and chalk.
地下蓄水层是一些有水的岩石层，如沙岩和白垩岩。
Makes a macroscopic description by this on the current farmer social stratum differentiation.
以此对当前的农民阶层分化做一个宏观描述。
A proper stratum culture can be used to reflect modernity.
合理的阶层文化，是一种反思现代性的视角。
The study of the recluse phenomenon has been an important branch in the studies of the ancient Chinese intellectuals as a social stratum.
隐士现象的研究，一直是中国古代士阶层研究中的一个重要方面。
Stratum is an important idea of three dimension strata model. It plays a key action in instauration of three dimension strata model.
地层作为三维地层模型的一个重要概念，在三维地层模型的建立中起着关键作用。
On the other hand, gravel ground condition is a good bearing stratum for piles, which is often met with in civil construction.
另外，卵石地层是土木工程建设经常遇到的地质条件，是桩基良好的持力层。
The development of legal professionalization has created a legal professional stratum but not a legal profession community in the present China.
随着法律职业化进程的推进，我国现阶段基本形成了法律职业阶层，但并未出现一个法律职业共同体。
Waterless sandy cobble is a typical unstable stratum which is unfavorable to shield construction.
无水砂卵石是一种典型的力学不稳定地层，对盾构存在较大的不良影响。
Waterless sandy cobble is a typical unstable stratum which is unfavorable to shield construction.
无水砂卵石是一种典型的力学不稳定地层，对盾构存在较大的不良影响。
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