1.
Mathematical model of "arch beam" of thick sandy soil layer movement in shallow seam
浅埋煤层地表厚砂土层“拱梁”结构模型研究
2.
Study of the effect of slurry trench on concrete cut-off wall in deep sand gravel layer
护壁泥浆对深厚砂砾石层混凝土防渗墙影响的研究
3.
New development in construction technology of concrete cut-off wall in deep overburden of sand gravels
深厚砂砾石覆盖层混凝土防渗墙施工技术的新进展
4.
Rotary jetting injection perturbation under fixed-layer high pressure large super-thick sandy clay and silt soil,driving of auxiliary precast piles
定层高压旋喷注水扰动超厚砂性大粉质粘土、粉土辅助预制桩沉桩工法
5.
Research of Methods of Tapping Potential Oil in Thick Sandstone Layers of Da Wangzhuang Oilfield
大王庄油田砂岩厚油层挖潜对策研究
6.
Construction Technology of Curtain Grouting of Deep Gravel Layer
深厚砂砾石层防渗帷幕灌浆施工技术
7.
This sandstone unit is commonly thick-bedded and massive, with silty and carbonaceous laminations.
该砂层单元通常为厚层或块状，具粉砂质和碳质纹层。
8.
Construction of Multiple Deep-Layer Mixed Seep-preventing Wall in Thick Medium Coarse Sand Bed;
厚中粗砂层中多轴深层搅拌防渗墙的施工
9.
USE CONVERSION SURFACE DEPOSITION TO RESEARCH AND EXPLOIT RESIDUAL OIL IN THICK SAND BEDS
层内沉积转换面在厚砂层剩余油研究中的应用
10.
On Interpreting Effective Thickness of Thin-interbed Sandstone Reservoirs in Area Mian120
面120区薄互层砂岩储层有效厚度解释研究
11.
pipe concrete coating thickness
管子混凝土加重层厚度
12.
Application of Retarded Acid Acidizing Technology in Thick Glutenite Reservoirs
砂砾岩厚油层缓速酸酸化技术研究与应用
13.
The Research of Reasonable Setting up Pillar Coal to Prevent Sand from Collapsing in the Moderate and Thick Unconsolidated Formation;
中厚松散层下防砂（塌）煤柱合理留设研究
14.
Sedimentary Anatomy of Thick Sandstones on the Braided Delta Front;
辫状河三角洲前缘厚层储集砂体沉积学研究
15.
Application of post-conglomerating technology in processing expansion concrete piles used for solid-stratum earth;
厚砂层地区钻孔灌注桩后注浆技术应用
16.
The Study of Seism Response of Sand Cushion in Different Thickness and Different Foundation Pressure;
砂垫层厚度及基底压力对地面地震反应的影响
17.
Comprehensive Trenching Technology of Extra Deep Diaphragm Wall in Extra-thick Sand Layer
超厚砂层超深地下连续墙成槽综合技术
18.
Studies on technology of seepage-prevention curtain grouting with thick sand and gravel layer
深厚砂砾石层防渗帷幕灌浆施工技术研究