密度流

概率密度流和能量密度流

The Probability Density Current and the Energy Density Current

张潮流、向陆的密度流和混合是产生盐水入侵的动力因子。

The dynamic factors of saltwater intrusion are the tidal flood current , the land-ward density current and mixing .

我们在1997年11月2日的爆发中发现平均周期为数十ms的准周期振荡群。在高密度流管的磁声波MHD振荡条件下，可取得磁环半径约90公里的结果。

A quasi period pulsation cluster with the average period of 37 msec was found in the microwave burst on Nov.2 , 1997 . For magnetoacoustic MHD oscillations of dense flux tubes , it can be deduced that the radius of the loops is about 90 km .

高密度流与湖南泥盆纪沉积相分异

Sedimentary facies differentiation related to high-density flow during Devonian in Hunan

对西北太平洋海域表层密度流的初步探索

Preliminary research on the surface density current of Northwest Pacific Area

北部湾三维风生流及密度流模拟

A 3-D numerical simulation of wind-driven currents in the Beibu Gulf

一次雷暴密度流的风场结构的研究

A study on the structure of wind field of thunderstorm density current

回弯区的密度流分布

The current distribution in the back - bending region

曲流河浅水海相三角洲主要发育于曲流河水系，沉积物较细，地形坡度平缓，喷流机制为似等密度流，水体密度较大，以河流、波浪和潮汐作用为主；

The first kind of delta mainly developed in meandering stream water system ;

浅海密度流计算方法的探讨

Some studies on the calculation method of the density flow in the shallow waters

东海西北部密度流计算和分析

Computation and analysis of density current in northwestern part of the East China Sea

到低密度流的快速堆积性质。

The sedimentary characteristics reflect a rapid deposition from volcaniclastic debris flow to low density flow .

研究区的含砾细碎屑岩系滨岸浅水冰筏（或浮冰）沉积物经密度流再搬运到深水区的产物。

It is the turbidity that transported the glacial marine sediments from littoral area to the deep basin .

区内变密度流和喷溢流沉积的沉积环境为半深海，主要表现为浊流和快速沉积的滑塌变形沉积体。

Deposited in a bathyal environment , these sediments are deformed slump bodies of turbidity current and rapid sedimentations .

凹陷内高密度流大砂体与构造相配置，是深层最佳成藏系统；

Disposition of structure with large high density flow sand bodies is favourable for forming deep zone optimum reservoir system ;

文中还进一步计算了概率密度流，得到了在两种稳定状态之间穿透势垒的弛豫时间。

Moreover , probability density stream is computed and relaxation time is derived for penetrating the potential castle between two steady states .

长江河口表层密度流流出口门后主体方向基本为东南，杭州湾内部出现一个气旋式环流。

In Changjiang estuary area , the surface density currents flow southeast mostly , and a cyclone type circulation appears in Hangzhou gulf .

数值实验表明，渤海夏季主要属密度流性质。

It is shown from the numerical experiment results that the summertime circulation in the Bohai Sea mainly has a density current nature .

冬季黄海暖流的诊断计算东海西北部密度流计算和分析

Diagnostic Computation of the Yellow Sea Warm Current in Winter COMPUTATION AND ANALYSIS OF DENSITY CURRENT IN NORTHWESTERN PART OF THE EAST CHINA SEA

海底起伏对密度流的影响及浅海动力计算方法的初步研究

Preliminary study on the influence of the fluctuation of the bottom topography on the density current and the method of the dynamic calculation in shallow water

结果表明，该海域表面密度流模式与主要由风驱动的大洋总的环流模式基本一致。

The research results show there are no obvious difference in essence between the models of SDC and the general circulation of the oceans drived basically by wind .

本文较为详细地介绍了研究东海西北部密度流所采用的计算方法，并对计算结果作了初步的分析。

Based on the assumption that the bottom velocity is to be vanished , the density current in northwestern part of the East China Sea is calculated in this paper .

本文用有限元法解二维密度流，并用二点显式方法求解.有压管道水力计算的显式计算式

In this paper the finite element method is used for solving the two-dimensional gradient current , and its solution is got by using the two-step explicit method . Explicit formulae of pipe-flow problems

通过详细的沉积学研究，在莺歌海盆地中央泥拱带及其向盆地边缘的过渡区发现了特征的变密度流和喷溢流沉积。

By detailed sedimentological studies , typical sediments derived from modified-density flow and shedding flow are found in the central mud diapir zone and its transitional area towards the basin margin in Yinggehai basin .

以赫芝偶极之电磁场合成任意长度偶极天线在球面上电磁功率密度流之时变玻因亭向量。

The Poynting vector that represent the flow of electromagnetic power density on a sphere from a linear dipole antenna is approximated by the summation of the field of segmented line current as Hertz dipoles .

研究了负温度日数和水库冰盖厚度的关系；计及冰下水的温差密度流，数值模拟了闸区的结冰过程；

The relationship between ice cover thickness of reservoir and its frozen duration is studied and the growing process of the ice cover is simulated in consideration of the density flow caused by temperature difference .

科氏力使涨潮流向北岸偏转，向陆的密度流存在于底层，这种动力机制导致了盐度分布的不对称。

The Coriolis force makes the flood current deflect to the north coast , and the land - ward density current exists at the lower layer , those dynamic mechanism result in asymmetry distribution of salinity .

同时由于整个飞行过程处于高动压环境下，高温效应、低密度流效应、弹性形变也能引起模型参数的剧烈变化，影响飞行的稳定性。

As the entire flight is in a high-dynamic pressure environment , the dramatic changes in model parameters due to high-temperature effect , low-density flow effect and elastic deformation can affect the stability of flight control greatly .

对模型中污泥重力沉降速率表达式、弥散系数、模拟过程中二沉池的分层数以及污泥混合液导致的密度流及短流进行了较详尽的讨论。

In addition , the settling velocity of sludge , the dispersion coefficient , the number of the divided layers for SST in simulation , density currents and short-circuiting of sludge mixture liquor were discussed in detail .

在径流量增大的情况下，与控制试验相比底层向陆的密度流减弱，滞流点下移，导致最大浑浊带也下移；

In the case of river discharge increase , compared with the case of control experiment , the land-ward density induced current at bottom layer reduces , the stagnation point moves downstream that makes the turbidity maximum zone move downstream .