gravel的例句大全

The sediment size changes sharply in two reaches of the middle and lower Yangtze River. Sediment type changes from gravel into sand in one zone, and another from sand into mud.

长江中下游河床沉积物在两个河段出现了粒径的急剧变化和沉积物类型的转换，一个是从砾石转变为砂，另一个是从砂转变为泥。

He was scrabbling about on the gravel searching for the ring.

他在砂砾中扒找着那只指环。

Experimental Study on Salt Expansion of Gravel Sulfate Salty Soil Based on Uniform Design

基于均匀设计的砾类硫酸盐渍土盐胀特性试验研究

The channel is filled with noncompactible sand, or with sand and gravel.

水道内由不可压实的砂或砂砾物质充填.

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.

Mr. Collins and Charlotte appeared at the door, and the carriage stopped at a small gate, which led by a short gravel walk to the house, amidst the nods and smiles of the whole party.

柯林斯先生和夏绿蒂走到门口来了。在宾主频频点头脉脉微笑中，客人们在一道小门跟前停下了车，从这里穿过一条短短的鹅卵石铺道，便能直达正屋。

Those embedded in gravel or sand would not endure to a distant epoch.

那些被沙砾所埋藏的,也不能保存到久远时代.

The models of groundwater flow and heat transfer for non-backfill PRW, gravel-backfill PRW and SCW were established, respectively. The methods of numerical solution were provided.

分别建立了无回填抽灌同井、砾石回填抽灌同井和单井循环系统的地下水流动和换热数学模型，并给出了数值求解方法。

Compared with the non-backfill PRW, the gravel-backfill PRW could reduce the pressure of pumping and recharging and had more serious thermal transfixion, too.

砾石回填抽灌同井较无回填抽灌同井能够减小抽水和回灌的压力，热贯通也更严重。

Research on JSL-30 Seismic Exploration Gravel Drill Exploratory right

JSL-30型地震勘探砾石钻机的研究

The water washed away lighter gravel, leaving the heavier gold in the pan.

水冲走打火机砂石, 留下较重的金牌,在泛.

Daisy's voice got us to our feet and out on to the blazing gravel drive.

黛西的声音促使我们站了起来,走到外面炽热的石子汽车道上.

Production of raw materials: sand, gravel, cement, ash can add large, slag and other industrial wastes.

生产原料: 采用沙子 、 石子 、 水泥 、 可大量添加粉煤灰 、 炉渣等工业废料.

The sand and gravel in the Yangtze river is good building and filling materials.

摘要长江中下游干流河道内的砂石是较好的建筑和填筑材料.

Their boots crunched loudly on the frozen gravel drive.

他们的靴子踏过冰冻的碎石路时发出很大的嘎吱声.

P 92 Concrete is a mixture of water, sand and gravel, and Portland cement.

混凝土是由水 、 沙和砾石 、 波特兰水泥拌合而成.

The Quality Control of Lime Stability Gravel Basement in Construction

石灰稳定砂砾基层在施工中的质量控制

The different pessimum effect occurred in pearlite and gravel with different particle grading was mainly attributed to the difference of their physical structure.

不同级配的沸石化珍珠岩和硅质砾岩表现出的不同最不利现象主要与两者的物理构造不同有关；

At present, it includes sand/ gravel body, vulcanite body, deep buried-hill, anticline with low amplitude and fractured reservoir etc.

目前，它主要包括砂砾岩体、火山岩体、深部潜山、低幅度背斜和裂缝型油气藏。

The countermeasures is illuminated for design scheme revised to use material without gravel.

结合四川雅安将军坡水电站工程投资管理,简要总结了中小型水电工程投资管理的几种方法.