sediment accumulation 中文意思是什麼
sediment accumulation
解釋
泥沙淤積- sediment : n. 1. 沉澱（物）；沉渣。2. 【地質學；地理學】沉積物。
- accumulation : n. 1. 積累，堆積；累積物。2. 〈英大學〉高低學位的同時獲得。
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The retention and accumulation of organic matters, n and p in sediment of wetlands the contents of organic matters and tn ( total nitrogen ) are higher in the layers below 40cm in reed ( phragmites communis ) and wild rice ( zizania latifolia ) wetland sediments, compared with that in the same layers of field soil
有機質、 n 、 p在溝渠濕地底泥中的累積效應蘆葦（ phragmitescommunis ）和茭草（ zizanialatifolia ）濕地底泥對有機質、 tn 、 tp有持留和累積作用。 40cm以下深度的底泥中沉積了遠較農田高的有機質和tn ， tp在蘆葦和茭草濕地底泥中的含量均高於處于相同層次的土壤中的含量。 -
According to two - dimension flow continuity, momentum equations, suspended sand diffusion equations and two - phase flow bed sand motion equations, hydraulic - dynamics sediment accumulation mathematical model between two impounding dams was set up by adopting the methods of weighting and concentrating masses
根據二維水流連續、運動方程、懸沙擴散方程和兩相流底沙運動方程，採用加權集中質量剖分方法，建立了蓄水兩壩間水動力、泥沙淤積數學模型。 -
The relationships between the accumulation of gas hydrates and the typical diapirs in passive continental margin are summarized in primary in this paper which suggest that the factors in passive continental margin including the thick sediment layers, plastic substance, high pressure fluid, outboard volcanic activities and the process of stretch - rupture provide favorable conditions for the formation of the diapirs which can form advantageous environment for gas hydrates coming into being
初步總結了被動大陸邊緣中典型底辟構造與天然氣水合物的成礦關系，認為被動陸緣內巨厚沉積層、塑性物質與高壓流體、陸緣外側的火山活動及張裂作用，為底辟構造發育提供了條件，形成了水合物成礦的有利空間。 -
Wave off into shallow waters, seabed by the friction effect change steep wave front, trough ice, water points trajectory showed reciprocating flow, but also to the shore into the flow speed usually return rate greater than offshore, the net result of sediment at the bottom to the shore handling, and was the shock waves on the shore with the water current - riviera online accumulation
外海波浪傳入近岸淺水區，受到海底的摩擦作用，波鋒變陡、波谷變緩，水質點運動軌跡呈現往復流動，而且向岸進流速度通常大於離岸迴流速度，導致底部泥沙凈向岸搬運，並被激岸浪的上沖水流帶至海濱線上堆積。 -
An overview on the evaluation of sediment accumulation rate of lake by 137cs dating
計年法確定湖泊沉積物沉積速率研究進展 -
Study on the sediment accumulation in the intake port basin of a power plant
電廠港池取水工程泥沙回淤研究 -
On the basis of considerationbs of the physical domain, the characteristics of the tides and sediment distribution patterns of the bohai strait, a 2 - d horizontal model has been designed to study the long - term transport of sediment and accumulation over the bohai strait region. the model output is consistant with field observations, and can be used to explain patterns of long - tern transport and deposition of sediment in the study area
本文根據渤海海峽空間尺度的大小、潮流特徵和沉積物的性質特徵，構造了一個垂向二維沉積物輸運數值模型，結合已經取得的有關潮流和沉積物的各種相關資料，進行了沉積物長期輸運的數值摸擬，所得結果符合實測的結果，揭示了本區沉積物長期輸運和沉積的分佈格局。 -
Estimation of sediment accumulation in zhangfeng reservoir area
張峰水庫庫區泥沙淤積預測 -
Sediment accumulation calculation on danjiangkou reservoir for water transfer project from south to north
南水北調中線工程丹江口水庫泥沙沖淤計算 -
Sediment accumulation on ningxia - inner mongolia reaches resulting from high silt - laden flood of tributaries
兼論修建大柳樹水庫為寧蒙段沖淤的合理性 -
The authors believe that this research would be useful for going deep into analyzing the sediment accumulation and hydrocarbon generation processes in the basins
該研究成果為深入研究盆地的沉積物充填演化和油氣的生成過程提供了條件。 -
The methods of simulating the physical patterns of sediment exchange and bed coarsening and establishing long series river - bed sediment accumulation mathematical model were also given
介紹了泥沙交換和河床粗化計算模擬的物理圖案和長系列河床演變數學模型的研究方法。 -
And by using the wedge accumulation model, a formula for calculating the angle of repose of symmetrical dispersed sediment is deduced ; and then combining the calculation formula of dry density, the angle of repose of symmetrical dispersed sediment can be calculated
運用散體沙的楔入堆積模型，推導散體沙的水下休止角計算公式，並結合干容重計算公式，計算散體沙的水下休止角。
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