gravel

基本解释砾石

网络释义

1)gravel,砾石2)boulder,巨砾;石砾3)boulder,漂砾,砾石4)rock fragment,石砾5)graveltool,砾石石器6)quartz gravel,石英砾石

用法和例句

Reserch on anti-cracking function of big-size gravel;

水泥稳定大粒径砾石的抗裂性能研究

Looks into in the way of the performance on the gravel flexible primary level asphalt pavement route;

砾石柔性基层沥青路面路用性能调查

Uplift of Lüliang Mountains and Evolution of Huanghe River-Evidence from Gravel Beds in Piedmont

从山前砾石看黄河形成与吕梁山隆升

The influence of rock fragments on the characteristics of macropore and water effluent of forest soils in the Liupan Mountains,Northwest China;

六盘山森林土壤的石砾对土壤大孔隙特征及出流速率的影响

The occurrence of plentiful rock fragments embedded in the soil has a very important role in the formation of macropore in the Liupan Mountains of Northwest,China.

六盘山山区土壤中存在大量的石砾,对土壤大孔隙的形成具有重要影响。

ThesePaleolithictoolsareidentifiedin thegraveltooltraditionin SouthChina,anddated to thelatephaseof theEarlyPaleolithicAgeto theMiddlePaleolithicAge.

本文对沅水下游17个地点的旧石器的地理埋藏、自然环境、文化面貌、时代特征进行了分析,并与相邻的澧水文化类群和氵舞水文化类群进行了比较,认为这批旧石器的时代为旧石器时代早期偏晚至旧石器时代中期,属华南砾石石器传统,并指出沅水下游旧石器属于澧水文化类群,兼具澧水、氵舞水两大文化类群之间的某些过渡性特征。

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

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

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

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。

formation-to-gravel size ratio

地层砂与砾石粒度比

gravel fluid mixture

砾石与液体的混合物

gravel-slot combination

砾石与割缝的尺寸组合

rathole gravel slurry

井底口袋内的砾石砂浆

surface gravel pack

地面倾倒式砾石充填

GP shear-out safety joint

砾石充填剪切安全接头

offshore gravel packing operation

海洋油井砾石充填作业

down-ward progression of gravel

砾石逐渐向下充填推进

nondamaging gravel packing fluid

不污染的砾石充填液

gravel to sand size ratio

砾石-地层砂粒度比

gravel-to-sand median diameter ratio

砾石-地层砂直径中值比

gravel flow packed liner completio

循环砾石充填衬管完井

over-the-top gravel packing too

皮碗式砾石充填工具

2-pot gravel compaction ficompaction filter unit

双罐砾石充填过滤装置

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