油层具有发育层数多、渗透率低、单层厚度薄等特点；
IV and front sandbar, the reservoirs have the characters of multiplayer. low permeability, small single layer thickness.
滩坝砂岩由于单层厚度小，与泥岩呈互层分布，利用常规地震资料难以分辨。
As the beach bar sandstone was thin and was interbedded with mudstone, it was hard to identify from normal seismic data.
石炭系灰岩为薄层灰岩，对煤层开采有影响的灰岩主要是太原统底部单层厚度超过4米的灰岩层。
The Carboniferous limestone system are thin layers of limestone. Those which influence coal extraction are mainly single layers of limestone over 4m thick at the bottom of Taiyuan system.
讨论推知：政和石屯附近所见的震旦-寒武纪变质岩地层不是“巨厚的单斜层”，而是单层厚度十分有限的变杂褶皱地层。
The facts show that the Sinian-Cambrian metamorphic rocks in the area is not just a simple monoclinal stratum, bat the complex folded strata with limited thickness of each layer.
首先以纵梁各部分单层厚度为设计变量，建立了以车架重量为目标函数的优化模型并进行了优化研究，取得了较好的优化效果。
The first optimum model is established with the target function of the frame's weight as well as with the design variables of the beam's single layer thickness.
单层衬里管道的管径及衬里厚度优化计算式。
Formula for calculating pipe diameter and lining thickness of pipelines with single lining.
研究了混入不同着色剂的液态光敏树脂在激光扫描照射下树脂单层固化厚度的变化规律，比较了不同着色剂对树脂固化程度的影响。
To compare the impact of coloring agents on resin curing, the experiment was carried out to study the curing layer depth of resin mixed with different kinds of coloring agents under laser scanning.
本文利用重力资料，采用单层地壳模式反演了甘肃西部地区的地壳厚度。
In this paper, the crustal thickness of the western region of Gansu province is inverted by means of gravity data and single crustal model.
与LCMO单层膜相比，三层薄膜的金属半导体转变温度（TMS）被提高并且强烈依赖于YBCO层的厚度。
In contrast to that for LCMO films, the metal-semiconductor transition temperature (TMS) for LCMO/YBCO/LCMO films is enhanced and strongly depends on the YBCO layer thickness.
文章借助物理学热传导理论，建立数学模型解释多层窗户比单层窗户保暖的原理，探讨在有限的建筑材料规定下保温效果最佳时双层玻璃之间的距离与厚度之间的数量比。
The paper establishes the mathematic model to explain the principle that the multi-tier windows can preserve more heat than the mono-tier one with the help of conducting heat theory in physics.
在单层阻抗匹配层的情况下，合理地选择匹配层的厚度可以调整其谐振点之间的位置，从而改善换能器的辐射特性。
The places of resonance points can be adjusted, and the radiated characteristic of transducer with single matching layers was improved by choosing the length of matching layer reasonably.
单层或多层薄膜的厚度和光学常数的测定。
Used for measuring the thickness and optical constants of transparent or semi-transparent single film or multilayer.
单层或多层薄膜的厚度和光学常数的测定。
Used for measuring the thickness and optical constants of transparent or semi-transparent single film or multilayer.
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