The dark green silty clay in Shanghai is a bearing stratum for pile foundation.
上海暗绿色粉质粘土是上海桩基础的持力层。
Ore bearing stratum contain richly pyrrhotite, pyrite, spessartine and dannemorite.
赋矿层位中富含磁黄铁矿、黄铁矿、锰铝榴石和锰铁闪石。
The age of coal-bearing stratum of Wangxidong used to be regarded as Jurassic system .
河北省蔚县王喜洞村附近有含煤地层零星出露，以往地质资料多定为侏罗系。
Dongfengshan gold deposit is occurred in hornstone of Dongfengshan group under iron bearing stratum.
东风山金矿体赋存在含铁层之下的东风山群角岩层中。
The effect of pile diameters, pile lengths and bearing stratum on ultimate bearing capacity and shaft resistance was studied.
同时研究了桩径、桩长、持力层性质对单桩极限承载力和桩侧摩阻力的影响。
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 ancient collapse is a familiar ill geologic phenomenon in karst region, usually it is unsuitable for direct ground bearing stratum.
古塌陷是岩溶地区的一种常见的不良地质现象，一般不宜作为建筑物地基直接持力层。
These influences include character of the bearing stratum, depth of belled end in the bearing stratum, thickness of the bearing stratum.
讨论了影响扩底桩的扩大头发挥作用与持力层相关的因素，包括持力层土的性质、扩大头进入持力层的深度、持力层的厚度。
The manual hole digging pile was adopted in foundation of some building. Granite residual clay was chosen as the bearing stratum of pile tip.
某建筑物基础采用人工挖孔桩，桩端持力层为花岗岩残积粘性土，经检测发现桩身完整而承载力远低于设计要求。
Groundwater system of Cretaceous system of Ordos basin in terms of system of water-bearing stratum of groundwater was divided and analysesed.
从地下水含水层系统的角度对鄂尔多斯盆地白垩系地下水系统进行了划分和分析。
To avoid water bursting, this paper introduces the technology of grouting in high-pressure water-bearing stratum, which provides feasible experience for tunneling security.
主要介绍了对高压含水层的注浆堵水工艺，为巷道的安全掘进、防止巷道突水提供了可行的借鉴经验。
When the bearing stratum at the tip of bored pile is sandy soil stratum, the method of pile tip pressure grouting can effectively improve the bearing capacity of single piles.
泥浆护壁钻孔灌注桩当桩端持力层为砂土层等非岩石层时，通过桩底压密灌浆能有效地提高单桩承载力。
The Taibei Depression is the main oil and gas bearing area of Tuha Basin, and the coal bearing stratum of the Xishanyao Formation is the most important source rock in the area.
台北凹陷是吐哈盆地的主要含油气区，而西山窑组煤系地层是该地区的主力烃源岩。
In Nanning basin, the circular-gravel layer is an ideal bearing stratum of piles, because of it's homogeneous particle composition, compact cohesion and continuous distribution.
南宁盆地圆砾颗粒组成均匀，胶结紧密，分布连续，是较理想的桩端持力层。
Ordos basin is the second depositional basin and significant resource base in China. It is characteristic of widespread, mass oil-bearing stratum, great oil layer thickness and so on.
鄂尔多斯盆地是我国第二大沉积盆地和重要的能源基地，油气资源丰富，具有油气分布广、含油层段多、油层厚度大等特点。
Methods An inclined tube well collecting percolating ground water with powerful pump in the water-bearing stratum in the depth of 30 meters below the riverbed of Huanghe River was built.
方法打斜管井深入黄河河床以下30 m处，以大功率水泵抽水，经加氯消毒后供生活饮用。
Based on hydrochemical data of water samples from each water-bearing stratum, a discernment model of mine shaft water resource outburst is established using fuzzy comprehensive evaluation.
根据各含水层水样的水化学资料，用模糊综合评判方法建立矿井突水水源判别模型，并通过与其它方法对比，效果较。
Detailed study was done in the determination of base bearing capacity, raft stake composite stress analysis, auger ground, bearing stratum stress stretching and pile foundation construction.
对设计中的基础承载力的确定、筏桩复合受力分析、下卧软土、持力层应力扩展、桩基施工等方面进行了较为详细的研讨。
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。
These sand gravels stratum have the characters of shallow cover, small transform, high bearing capability and big thickness.
这些砂卵石层一般具有埋深不大、变形小、承载力高、厚度大的特点。
To know the gas-bearing condition in shallow stratum, it must do two main works: calculate the store parameter and modeling set and distinguish hydrous and gas.
要搞清楚地层的含气状况，则需要开展两方面的工作，即储层参数计算模型建立与含水含气性识别。
The stratum laws of gas bearing, water bearing and dry one are studied by single-interval test and logging information, A set of interpretation methods for working site are summarized.
文章运用单层测试、测井信息研究了干层、气层及水层的规律，总结出一套现场解释方法。
It is usually chosen as the holding stratum of the building piles to make full use of its high bearing capacity.
为充分利用该层的承载力，往往在该地质层进行桩端扩大。
Its stratum was mica-bearing schist of Banxi Group.
其地层为板溪群二云母片岩。
Its stratum was mica-bearing schist of Banxi Group.
其地层为板溪群二云母片岩。
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