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1·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。

2·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。

3·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。

4·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。

5·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。

6·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。

7·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。

8·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。

9·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。

10·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。

持力层

1·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。

2·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。