行星边界层

湍流的频散效应对行星边界层大气平衡运动的影响

Effect of turbulent dispersion on balance motion of PBL atmosphere

近地面层和行星边界层及整个大气层白天的大气加热率和夜晚的大气冷却率基本相当，大气能量基本守恒；

But the heating rates were equivalent to the cooling rates in SL and PBL , therefore , the atmospheric energy is conservative ;

稳定行星边界层相似性函数A，B，C的实验研究

An experimental study of the similarity function a , B and C in the stably stratified planetary boundary layer

结果表明，导致SO2浓度高，降水pH值降低，与本地区的工业及生活用煤含硫量高，地形特征，地理环境，以及行星边界层的气象要素场和大气层结有密切的关系。

Results show that the increase of the density of SO2 and the decrease of the pH value of precipitation are closely related to the high sulphur content of the coal , topographical features , meteorological elementary field and atmospheric nodule of the planet boundary layer .

用MM5对长江流域的一次暴雨进行模拟考察其对行星边界层参数化的敏感性。

MM5 was employed to investigate the sensitivity of the simulation to the planetary boundary layer ( PBL ) parameterizations through the simulation of a rainstorm over the Yangtzi River Basin .

通过ETA模式对98·7长江流域暴雨过程的数值试验研究，讨论了行星边界层过程对暴雨数值预报的影响，结果表明边界层过程在这次暴雨预报中有重要作用。

The effects of planetary boundary layer processes on the prediction of heavy rain in the Yangtze River in July 1998 are studied by utilizing the ETA model . It is demonstrated that boundary layer is important in the forecast of heavy rain .

非线性多层行星边界层风场

The wind field in the nonlinear multi layer planetary boundary layer

行星边界层内低涡的环流结构

The circulation structure of the vortex within the planet boundary layer

行星边界层急流结构数值分析

A numerical analysis of the jet structure in the planetary boundary layer

行星边界层中多极值风速廓线的研究

A study on multi-level wind velocity profile in the planetary boundary layer

绿洲冷岛的行星边界层结构

The structure of the oasis cold island in the planetary boundary layer

黑河地区行星边界层大气的气候分析

Climatic analyses of the planetary boundary layer atmosphere in the Heihe Region

海面上行星边界层微结构的探空测量

BORDER DISEASE : A REVIEW Observation of Atmospheric Microstructural of Planet Boundary Layer by Radiosonde

船舶文件规定的尺度行星边界层中上部的暴雨中尺度系统

The Mesoscale Heavy Rain System in the Upper and Middle Levels of the Planetary Boundary Layer

固体微粒的扩散与行星边界层风速廓线静风条件下的大气扩散

Diffusion of particulate matter and wind speed profile in Planetary Boundary Layer Atmospheric Diffusion under NEAR-CALM conditions

在行星边界层，普适静力能比湿静力能大13J／g。

The generalized static energy is 13 J / g larger than the moist static energy in the planetary boundary layer .

利用行星边界层初值分析方法对行星边界层内急流结构进行数值分析。

A method of initialization for the planetary boundary layer was presented to numerical analysis of the structure of PBL jet stream .

利用模式结果，讨论了凝结潜热释放和行星边界层过程在低涡切变线维持中的作用以及云贵高原在低涡发生发展过程中的作用。

The function of the latent heat release , PBL process and terrain of the Yunnan-Guizhou Plateau is discussed according to the model results .

偏南和偏东气流水汽通道在西北地区东部交汇，水汽的辐合积聚主要在对流层低层和行星边界层内完成；

That water vapor comes from southerly and easterly flow which converge at the eastern of northwest district with convergence mainly in lower levels and PBL ;

本文利用行星边界层二维定常数值模式研究了绿洲冷岛的温度、水平风速、涡旋系数和比湿的结构。

The structures for temperature , horizontal wind , eddy coefficient and specific humidity in the oasis cold island have been studied by the steady-state numerical modeling of the planetary boundary layer .

它可以被用来推算湿度廓线，探测锋的热动力结构与垂直风结构，诊断热带地区行星边界层和降雨云系统。

The system can be used to calculate humidity profiles , detect heat and dynamical structures of fronts and vertical wind structure , and diagnose the planetary boundary layer and rainfall cloud systems in tropic regions .