查询词典 stratum

Under the guidance of the theories of sedimentation, paleontology, stratigraphy, reservoir geology and digenesis, synthetically applying the methods of the conjunction of spot-line-surface, macro-microscopic and field-indoor, there is a comprehensive study for the upper Permian series in stratum, rock, sedimentary facies and diagenesis, especial for the type and characteristics of sedimentary facies, in the paper.

本文主要是以沉积学、古生物学、地层学、储层地质学等相关理论为指导，运用点线面、野外与室内、宏观与微观相结合的方法，并借助普通显微镜、阴极发光显微镜等手段对川西地区北部上二叠统的地层、岩石、沉积相以及成岩作用进行了研究，尤其是对沉积相的类型及特征作了详细的划分与阐述。

Epidermal stem cells isolate from embryonic ectoderm, mostly locate on the eminentia of upper hair follicle and stratum of hair-lack regions such as palm.

表皮干细胞来源于胚胎的外胚层，毛囊上半部的隆起处数量众多，在缺乏毛发的手掌等处位于表皮的基地层。

The Highway tunnel with small spacing entrance to cave a term of stratum thinner, belonging to strong effloresce band, wall rock generally more broken, and usually clipping soil layer, for this kind of disadvantage condition in soil arch, how reasonable exploitation every kind of construction method, while insuring the safe premise, lower the engineering cost, increasing work efficiency.

高速公路小净距隧道洞口段的地层较薄，多属于强风化带，围岩一般比较破碎，而且通常夹有土层，那么对于这种不利于土体成拱的条件下，怎样合理利用好各种施工方法，提高工作效率，同时对岩层的破坏机理研究，各种施工方法对围岩影响的研究，这些工作是目前急需解决的问题。

Stratum near the bridge foundation is rhyolite porphyry in late Jurassic period. A little of slope eluvium exists on the top of the mountain, which is 200 m long and 80 m wide, and its all sides face to sea. The integrality of rock mass of the mountain is relatively poor because of the effect of some faults and other structural fissures.

桥基所在地层为晚侏罗系流纹斑岩，山体顶部有少量坡残积层，地形上该山体平均长200m、宽80m，四面临空，且受数条小断层及共他构造裂隙的影响，山体岩体完整性较差。

Combined with advanced geological forecast work of Changwuling tunnel the reflection characteristics of radar wave pass through integrated stratum with rock of single characteristics,rich water region,rock vein and fracture zone,interface between slope eluvium and bedrock are analyzed.

结合长坞岭隧道超前地质预报工程实例，分析了雷达波穿越单一岩性完整岩层、富水区围岩、岩脉及裂隙破碎带、坡残积层与基岩界面时的反射特征，指出地质雷达在长坞岭隧道超前地质预报优化设计施工方案中发挥了重要作用，可为保障施工安全提供有效指导。

Surfactant/polymer flooding become a new flooding means, which can furthest exert viscoelasticity of polymer, decrease effect of emulsion and make a clean sweep of encrustation of stratum and mineshaft due to being alkali. In this paper several dozen kinds of surfactants were screened for the polymer/surfactant system.

表面活性剂／聚合物二元复合驱作为一种新的驱油方法，可以最大限度地发挥聚合物的粘弹性，减少乳状液带来的不利影响，彻底清除由于碱的存在引起的地层及井筒结垢现象。

The results showed that the effect of tree-based stratification was morereasonable than equidistance grouping.The difference of lung cancer incidenceis largest between strata and smallest within every stratum with this method.

研究显示，按该模型对主要危险因素进行分层的结果优于常规使用的等距离方法，主要表现在层间率差拉大，层内再分层的率差变小。

The experiment utilized the invertible T slab member which in the actual project is used, according to the differences of the composite stratum and the second reinforced manufactured the different experiment members, adopt the way by steps to bring to bear the equipollent distribution loads with ordinary loam brick, have carried on equipollent distribution dead load test.

试验利用实际工程中正在应用的倒T形板构件，根据叠合层和二次配筋的不同制作各种试验构件，采用普通标准粘土砖分级施加均布荷载的方法，进行了均布静荷载试验。

This thesis focus on the issue of "configuration and evolution in urban residential space" with its motif as follows: whatever phase a city is on urban space is both a "geographical space" and "social space" with the former to be exterior formation and the latter essentialness, which impart the differentiation of residential space to be incarnate of social stratum indicating human relation and that of social group as well, hence engender the "geo-social dialectic".

论文围绕着"城市居住区空间结构模式演化"为主线来展开，中心思想是：无论在城市发展的那个历史时期，城市居住区空间既是一种"地理空间"，同时也是一种"社会空间"，前者是外表形式，而后者是内在实质，城市居住区空间的"分化"现象是城市社会等级结构的外在体现，实质上是人与人以及社会群体之间关系的反映，从而形成"社会空间统一体"。

This thesis focus on the issue of "configuration and evolution in urban residential space" withits motif as follows: whatever phase a city is on urban space is both a "geographical space" and"social space" with the former to be exterior formation and the latter essentialness, which impartthe differentiation of residential space to be incarnate of social stratum indicating human relationand that of social group as well, hence engender the "geo-social dialectic".

论文主要从空间分布的角度出发，分析与归纳不同时期城市居住区结构特点与模式。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失