1.
A rock consisting of pebbles and gravel embedded in cement.
砾岩由水泥固结的卵石和砾石形成的砾岩
2.
Effects of Gravel on Water Retention Capability of Purple Gravelly Soils in a Hilly Area
砾石对丘陵紫色砾质土持水性的影响
3.
Study on Water Retention Capability of Purple Rock Fragment Soils in Hills
丘陵紫色砾质土/砾石土持水性研究
4.
Gravel is an unconsolidated mixture of rock fragments or pebbles.
砂砾是砾石岩石碎片或卵石的松散的混合物。
5.
formation-to-gravel size ratio
地层砂与砾石粒度比
6.
gravel fluid mixture
砾石与液体的混合物
7.
gravel-slot combination
砾石与割缝的尺寸组合
8.
rathole gravel slurry
井底口袋内的砾石砂浆
9.
surface gravel pack
地面倾倒式砾石充填
10.
GP shear-out safety joint
砾石充填剪切安全接头
11.
offshore gravel packing operation
海洋油井砾石充填作业
12.
down-ward progression of gravel
砾石逐渐向下充填推进
13.
nondamaging gravel packing fluid
不污染的砾石充填液
14.
gravel to sand size ratio
砾石-地层砂粒度比
15.
gravel-to-sand median diameter ratio
砾石-地层砂直径中值比
16.
gravel flow packed liner completio
循环砾石充填衬管完井
17.
over-the-top gravel packing too
皮碗式砾石充填工具
18.
2-pot gravel compaction ficompaction filter unit
双罐砾石充填过滤装置