1.
Model Test on Failure Mechanism of the Surrounding Rock of Oblique Laneway inSeepage Thick Gravel Stratum
渗水厚砾石层斜井巷道围岩破坏机理模型试验
2.
Model test on failure mechanism of the surrounding rock of oblique laneway in thick gravel stratum under seepage water
渗水厚砾石层斜井围岩破坏机理模型试验
3.
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
4.
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
5.
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
6.
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
7.
formation-to-gravel size ratio
地层砂与砾石粒度比
8.
gravel to sand size ratio
砾石-地层砂粒度比
9.
gravel-to-sand median diameter ratio
砾石-地层砂直径中值比
10.
multiple zone open hole gravel pack
多层裸眼井砾石充填
11.
A few layers of conglomerate of gem having 8-10 meters in thickness (containing a lot of agate and color stone) intercalated in the Shennougjia group in Western Hubei has been reported.
据了解,鄂西神农架群夹有数层厚达8—10米的宝石砾岩层,其中富含玛瑙等彩石。
12.
The conclusion is that the high-pressure gunite technique applied to 30 m thick of sand and gravel layer is feasible.
通过本次经验为在深厚层砂卵砾石层中进行高喷灌浆施工提供借鉴。
13.
ESR Stratigraphically Chronological Study of the Gravel Layer in Yangluo Town,Wuhan City
武汉阳逻砾石层ESR地层年代学研究
14.
median pack-to-formaton grainsize ratio
充填砾石与地层砂粒度中值比
15.
packerless single selective gravelpacked completion
无封隔器的单层选择性砾石充填完井
16.
solid gravel seal
密实的砾石充填层间密封
17.
Reinforcing this layer by grunting mode is introduced.
介绍采用注浆方式来加固砂卵（砾）石层。
18.
A layer of coarse gravel is often placed around the drain tile.
常常在排水瓦管周围铺一层粗石砾。