Studies on the land sediment laying over the Dabie Mountains, can help us to find the change in this area and the law between this change and Huaihe river's evolvement.
通过对大别山北缘第四纪沉积物的研究,分析近百万年来该地区的地质构造变化及其变化与淮河的形成、演化的关系。
Sediment from runoff on land can cover corals or simply turn the water cloudy, cutting them off from the sunlight they need to survive.
陆地流失物中的沉淀会覆盖在珊瑚表面,哪怕仅仅使海水变混,都会导致珊瑚就无法接受日光照射而死亡。
The researchers also examined sediment samples from the sunken world and found traces of pollen and coal, suggesting land plants once resided there.
研究者们也检查了从沉没岛屿里采集的沉淀物样本发现了花粉和碳,表明岛屿上曾经有过植物生长。
At least one is stalled, after the Queensland Parliament rejected laws to prevent land clearing, which speeds erosion and can lead to more sediment flowing into the Pacific Ocean.
但至少有一项已经搁浅:昆士兰州议会拒绝立法禁止开荒——开荒会加速土壤侵蚀,导致更多沉积物流入太平洋。
Almost all the sediments on the continental shelf from the land-based sediment brought by rivers, while the ocean so much as.
大陆架上的沉积物几乎都是由陆地上的江河带来的泥沙,而海洋的成分很少。
Results show that the visible difference of runoff yield and sediment yield and land cover pattern were found in the up of Huanjian, Heshuichuan and Ruihe.
结果表明:流域北部的环江上游、合水川与汭河的径流量和输沙量以及土地覆被空间格局分布差异显著;
Excessive inputs of sediment from land to coral can lead to reef destruction through burial, disruption of recruitment success or deleterious community shifts.
来自陆地的过量的沉积物将珊瑚覆盖,干扰了珊瑚再生的进程,也破坏了群落间的互相交换。
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 different land use systems, the relation among rainfall amount, rainfall intensity and runoff, sediment delivery is different. But they all reached 5% significance level.
不同土地利用方式下,降雨量和降雨强度与系统径流量和含沙量的相关性都达到5%显著性水平。
About six years ago it became an island. Day by day the sea is eating the land — the dam has stopped the sediment of the Nile from replenishing the shoreline.
大约六年前,那地方变成了一个小岛。海水一天天冲刷陆地——水坝已经使得尼罗河的泥沙无法沉积下来加固海岸了。
Alluvial soil a type of soil formed on river floodplains and deltas, where new sediment is deposited on the land during floods.
在河流漫滩和三角洲地带由洪水冲刷泥沙沉积而形成的土壤类型。
Fresh hydraulic fill mud in the process of land reclamation will take the procedure of grain sediment, self-weight compression and drainage consolidation.
围海造地工程中新吹填细颗粒土会经过析水落淤-自重压密-排水固结的过程。
On the other hand, projects such as land-making to accelerate the coastal deposit obstruct some passing sediment so that the erosion process has been speeded up.
此外,沿岸滩地的大规模的促淤造地工程,亦拦截了长江口入海的过境泥沙,从而加速近岸海床的冲刷。
The sediment and soil potassium condition is related to some factors, such as granule size, organic matter content, CEC and land use means.
沉积物对土壤钾素状况的影响与其颗粒组成、有机质含量、CEC和土地利用方式等因素有关。
But the land use structure and reclamation index will not vary obviously with an increase of population, therefore, the sediment load from the river basins will not decrease greatly.
但是,由于人口的增加,土地利用结构与垦殖指数都不会有明显的变化,所以流域的产沙不可能有大幅度的减少。
Soil erosion can result in land degradation and sediment deposition of a river, where soil erosion is connected with some natural factors and human activities.
土壤侵蚀是引起土地退化和河流泥沙淤积的根源,其产生与各种自然因素和人类活动存在一定关系。
The land use spatial distribution pattern had a decisive impact on the inter-year variation characteristics of both runoff and sediment.
土地利用类型的空间分布格局决定了径流和泥沙的年际变化特征。
With decreasing of peat granule size, the content of TN and TP was increasing obviously in peat sediment of river bed-flood land and valley depression land.
河床-河漫滩型和谷底洼地型泥炭沉积物中总氮和总磷含量随着泥炭粒级的减小而明显增加。
Land Resource Management In River Valley and Flood Prone Areas of Himalayan Region: Land Degradation, Floods, Runoff, Sediment Yields, Soil and Water Conservation.
喜马拉雅地区流域和洪水易发地区土地资源管理:土地退化,洪水,径流,泥沙的产量,水土保持。
With the increase of sediment delivery modules, the difference between RRS of terrace, forest, grass and RRS of dam land decreases.
随着流域输沙模数的增加,梯田、造林和种草等措施的RRS与坝地RRS差异变小。
The optimal designing theory of deep foundation pit dewatering for controlling land subsidence was discussed in loose sediment with great thickness and complex characteristics.
优化设计理论的深基坑降水,地面沉降控制在松散沉积物厚度大,复杂的特点进行了讨论。
The results showed that the way of land use affected accumulation of sediment, in which organic pollutants come from human activities and heavy metals in it derived from vehiclar traffic.
结果表明,街道地表物累积受土地用途影响;地表有机物受人类活动的影响;
The sediment discharge of rivers with cultivated waste land of dry farm, population density are indirect proportion, it with forest cover degree, per capita output of grain are inverse proportion.
河流输少量与旱坡耕地垦殖率、人口密度成正比,与森林覆盖率、人均占有粮食成反比。
Sediment incipient motion mechanism of rainfall runoff is the important theoretical foundation for soil and water loss control on sloping land and comprehensive treatment of watershed.
坡面降雨径流泥沙起动规律研究对控制坡面水土流失、开展流域综合治理具有重要意义。
The paper studied the runoff generation and sediment yield regulations of the natural slope-green-land in loess zone by the simulated rainfall.
通过野外模拟降雨试验,研究黄土区天然草坡的产流、产沙规律。
The paper studied the runoff generation and sediment yield regulations of the natural slope-green-land in loess zone by the simulated rainfall.
通过野外模拟降雨试验,研究黄土区天然草坡的产流、产沙规律。
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