查询词典 sediment sampler

The tendency between soil erosion and sediment distribution was interleave in waves.

这同国内学者在研究土壤侵蚀规律中得出的三种模式之一的波动性趋势一致。

Two types of the sediment area were formed: intertidal zone deposit area and shallow sea deposit area.

3研究区可大致分为两个沉积区：潮间带沉积区和浅海沉积区。

By comparing different series of topography data, scouring and sedimentation are calculated in a more accurate way. By analyzing the shift of the isobath and shore line, the evolution of typical cross section, a preliminary study of the response to the changes of upstream runoff and sediment are carried out, due to the effect of the construction of the Three Gorges Project.

分别对北支、南支和南汇边滩的横向、纵向变化情况进行了分析，对各自的冲淤进行了定量的计算，获得地形冲淤变化的强度和空间分布，并探讨了长江口地区的冲淤演变对三峡工程引起的长江供沙量变化的响应情况。

Changes of erosion and accumulation of the seabed before and after the project The general characteristics of the pattern of erosion and accumulation of the seabed near the scheduled project both before and after the scheduled project are as the following: accumulation occurs at the areas lower than–10 isobath; some suspended sediment is deposited near the coast due to the relatively small tidal current with a monthly accumulation rate of 2-6 mm; while a slight erosion occurs in the areas deeper than–10 isobath with a monthly accumulation rate of .2 mm.

5工程前后海底冲淤变化工程前后海底冲淤相同的地方是：大致沿-10m等深线向近岸呈淤积状态，近岸由于潮流流速小，一些悬沙落淤，月淤积量在近岸附近约2-6mm；而-10m等深线以深基本上呈轻微冲刷状态，月冲刷量一般在0.2mm以下。

It is an important content of sequence stratigraphy applying in exploration practice that predicting distribution of sandstone through using the seismic data to study deposition spatial distribution, superposition style and sediment evolution in the various system tracts on the basis of isochronal sequence framework.

在等时层序格架建立的基础上，利用地震资料研究各体系域内部沉积体的空间展布、叠置样式和沉积演化过程，进而预测各体系域中砂体的分布，是层序地层学应用于勘探实践的重要内容。

The technique of stratal slices can reveal the isochronism of sediment disperal patterns with high-resolution. And the sedimentary systems can be analyzed with lithologic log data. A shelf-edge deltaic system including fluvial plain, deltaic plain, deltaic-front, prodelta, and incised valleys was identified in Olmos formation of Gold River North Oilfield.

相位转换后可以通过地震振幅分析岩相；地层切片技术能更精确地反映研究区等时的沉积分布特征，结合岩性测井资料可以较准确地分析沉积体系；Olmos组可以识别出一套河流－三角洲沉积体系，包括前三角洲亚相、三角洲前缘亚相、三角洲平原亚相、曲流河相和下切谷沉积等。

The absorption isotherm of phosphate to sediment...

研究了磷酸盐在沉积物上的吸附等温线。

Lacustrine sediment is a sensitive indicator to climatic and environmental changes.

湖泊沉积是气候和环境演化的敏感指示器。

It can be deduced that Honghu Lake experiences swampy and lacustrine sediment from last 1200a.

可以推断出洪湖在 1200a来经历了沼泽沉积和湖相沉积。

Datong Hydrometric Station and Sediment Monitoring Profile are located in the landward limit of the Yangtze Estuary.

大通水文站和泥沙观测断面位于长江河口的上边界。

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。