查询词典 alluvial

Large and small mouth Qingyang beach, beach plants, Luquan Beach (also known as the Hexi Fort basin), and other mountain basin, mainly alluvial sand and gravel layer coverage.

大、小青羊口滩、花草滩、露泉滩等山间盆地，主要为冲洪积砂砾层和沙土覆盖。

And designed and manufactured according to customer needs special equipment, factory production, sand mining machinery, gold mining machinery can be completed at the same time, selection, extraction, separation, cleaning and other processes to produce a one-time qualified river sand, iron sand, alluvial gold, stones, etc.

并根据客户需求设计生产异型设备，本厂生产的矿沙机械、淘金机械能同时完成挖掘、筛选、提取、分离、清洗等多个工序，一次性生产出合格的河沙、铁沙、沙金、石子等几种产品，其优点是效益高、成本低。

The study area in the semi-arid environment where the wind energy is medium and wind blows from single direction; the value of sand dune mobility is small. In the study areas blowouts develop on thick sandy alluvial deposits and undulated vegetated sand dunes. Its intensively locates in the upper windward side of dunes or other inclined terrain.

研究区风蚀坑处在中风能单向风况和沙丘活动性指数较低的半干旱草原环境，主要分布于沙源丰富的河湖相沙质沉积物和缓起伏固定沙丘地，集中出现在梁岗丘陵和固定沙丘等斜坡地形迎风面上部。

Is within the flow region, rivers rare, soil essential for the desert soil, and thick bone soil and saline soil; vegetation is extremely sparse shrubs, semi-shrubs, mainly, there are large tracts of land barren; land type is mainly mountainous and desert, erosion stone Gobi, alluvial gravel Gobi and mobile sand.

属内流区，河流稀少，土壤基本为荒漠土、粗骨土和盐土；植被以极其稀疏的灌木、半灌木为主，还有大片土地寸草不生；土地类型则主要为山地荒漠、剥蚀石质戈壁、洪积砾石戈壁以及流动沙地。

Hydraulic mining is another system for obtaining ores from alluvial deposits.

水力开采是从冲积矿床中获取矿石的又一种方法。

Placer mining: Oldest method of recovering gold from alluvial deposits.

砂矿开采：从冲积层回收黄金的最古老方法。

Mechanized placer mining, with special devices for washing and separating waste from valuable minerals, is used in productive alluvial deposits.

机械化砂矿开采用于含矿量丰富的砂矿床。利用专门设备来淘洗、分离废物与有用矿物。这个盆子是镀金金属的，所以不太值钱。

Mechanized placer mining, with special devices for washing and separating waste from valuable minerals, is used in productive alluvial deposits.

机械化砂矿开采用于含矿量丰富的砂矿床。利用专门设备来淘洗、分离废物与有用矿物。这台洗衣机真是老古董了。

Mechanized placer mining, with special devices for washing and separating waste from valuable minerals, is used in productive alluvial deposits.

机械化砂矿开采用于含矿量丰富的砂矿床。利用专门设备来淘洗、分离废物与有用矿物。

INTRODUCTION As a part of the research program of the Water Resources Division of the U.S. Geological Survey, a project was organized in September 1956 to study the mechanics of water and sediment movement in alluvial channels.

介绍 如美国的水资源区分的研究计画的一部份地质学的调查，一个计画在 1956 年九月被组织学习冲积的频道水和沉淀物运动的技巧。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。