查询词典 sediment

Analysis should be the reinstatement of the environment, there are intermittent eruption of deep-sea sediment environment.

分析应为还原环境下，有间歇性火山喷发的深海沉积环境。

Using environmental radionuclide 210Pb to study the soil erosion and sediment had great application value and potential. When the nuclide was settled on the surface with atmosphere, it was absorbed by the soil particle quickly. The soil erosion rate on the scale of 100 years was traced through the remotion of nuclide in soil and its regular distribution nude.

利用环境放射性核素210Pb来研究土壤侵蚀和沉积具有很大的应用价值和潜力，当核素随大气沉降到地表时，迅速被土壤颗粒吸附，通过其在土壤间的移动和有规律的分布模式可以示踪100年尺度上的土壤侵性速率。

This model introduces a concept of unsaturated sediment transport, reflecting the variation of rill erosion along the distance.

该模型引入了非饱和输沙的概念，能够反映沿程细沟侵蚀的变化规律。

Then detachment rates were presented as functions of sediment concentration and rill length.

实验结果在15°，20°，25°时表现出很好的显著性。

A two-dimensional mathematical model of flow and sediment is used to calculate and analyze the erosion of the riverway at Cao'e River Gate after its completed construction.

采用平面二维水流泥沙数学模型对曹娥江大闸建成后闸上河道冲刷情况进行了计算分析。

Runoff and sediment yields are greatly affected by the type of land use.

土地利用类型不同对产流产沙的影响程度不同。

In chongqing area, the Yangtze river water is sallow sallow and contains a lot of sediment.

在重庆壹带，长江的水就是蜡黄蜡黄的，含有大量泥沙。

Tide beach is a kind of low flat coast landforms, including broad smooth of intertidal flat and salt marsh of supratidal zone. It is the sea-land important sediment zone that hands over.

潮滩是一种低平海岸地貌，由宽阔平坦的潮间带和潮上带盐沼湿地组成，是海陆交接的重要沉积带。

The sediment of flourish salt marsh was thinness than that of sparse salt marsh.

人类活动在改变盐沼植物特征的同时也会改变沉积物粒径的空间分异。

Its main work includes the Yellow River sediment cross-section tests, river bed surface quality sampling and particle size distribution analysis and so on.

其主要工作内容包括黄河河道断面淤积测验，河道表层河床质取样及颗粒级配分析等工作。

This paper designs the communication system of radio telescope FAST.

针对500m口径球面射电望远镜FAST分布式控制系统的特点完成了其通信系统的设计。

Political sheep's step-by-step a large number of fossils unearthed in the county soil Ma Ali after rural village in the middle of sallow pelitic siltstone.

步氏和政羊化石大量出土于广河县阿力麻土乡后山村，产于灰黄色泥质粉砂岩中。