1.
Study on the Influence of Sand and Gravel Cushion on Seismic Response for the Tall Buildings;
铺设砂砾石垫层对烟囱类高耸结构地震反应影响的研究
2.
Study and Test on Engineering Properties of Sand-gravel Cushion;
砂砾石碾压垫层的工程性能试验与研究
3.
formation-to-gravel size ratio
地层砂与砾石粒度比
4.
gravel to sand size ratio
砾石-地层砂粒度比
5.
gravel-to-sand median diameter ratio
砾石-地层砂直径中值比
6.
Calculation of Bottom Stress of Replacement Sand-Gravel Cushion for Gravity Abutment
重力式桥台换填砂砾垫层底面应力计算
7.
median pack-to-formaton grainsize ratio
充填砾石与地层砂粒度中值比
8.
Reinforcing this layer by grunting mode is introduced.
介绍采用注浆方式来加固砂卵（砾）石层。
9.
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
10.
"Clay, silt, sand, and gravel. "
粘土，粉砂，砂土和砾石。
11.
Design and Application of Geo-technological Grid Compound Sand Cushion Layer to Widening Soft Road Bed;
土工格栅砂砾垫层在软弱地基路基加宽段的应用设计
12.
Application of sand and gravel cushion reinforced composites in the projects
加筋复合砂卵石垫层在工程中的应用
13.
gravelsand filled perforation tunnel
被砾石与地层砂混合物充填的射孔孔道
14.
Study on Simulation Grouting Experiment in Gravel & Mechanism of Permeating Grouting;
砂卵（砾）石层模拟注浆试验及渗透注浆机理研究
15.
Experimental Investigation on the Grouting and Analysis on Seepage Calculation in Sand Stratum and Gravel Bed;
砂砾石层灌浆试验研究及渗流计算分析
16.
Successful application of horizontal directional drilling to pipe-laying construction through sand gravel strata
水平定向钻进技术在砂卵砾石层中的成功应用
17.
High-pressure rotary jet-grouting for anti-seepage in sand-gravel strata
高压旋喷灌浆防渗技术在砂砾石地层中的应用
18.
The comprehensive evaluation of rebound modulus nonlinear of sand stone base material
砂砾石基层材料回弹模量非线性的综合评判