中尺度低压

梅雨锋两类中尺度低压（扰动）及其暴雨的数值研究

A Numerical Study of Two Kinds of Mesoscale Low ( Disturbance ) on Meiyu Front and Associated Heavy Rainfall

区域初始分析误差对梅雨锋中尺度低压数值预报的影响

Impact of Regional Uncertainties of the Initial State upon Numerical Forecast of Mesoscale Low on Meiyu Front

一次沙尘暴中尺度低压和沙尘输送的数值模拟

Numerical Simulation of Meso low and Sand Transport During 94.4.5 Northwest Sandstorm

对华北中尺度低压个例的数值模拟及敏感性试验

A Numerical Simulation and Sensitivity Tests of the Meso-scale Low in North China

低层中尺度低压环流的扰动，并与高空急流南侧的辐散区耦合，产生强烈的上升运动；

The coupling of a meso-scale low pressure and the divergence zone of an upper-level jet caused strong upward motion .

而中尺度低压及其特有的动力热力结构与该暴雨过程直接相关。

The mesoscale typhoon low pressure and its specific dynamical and thermodynamical structures were directly related to this heavy rainfall event .

地面中尺度低压中心和与之配置的切变线北侧对特大暴雨落区有较好的指示。

The center of the surface mesoscale depression and the north of the shear line are indicative to the rainfall area .

高空急流对中尺度低压（扰动）的发展及暴雨有明显的作用，有无高空西风急流与低空急流的耦合似乎是未来发展与不发展中尺度低压（扰动）之间重要的动力学区别之一。

The coupling between the westerly upper-level jet and the southwest low-level jet seems to be one of main dynamical factors that cause the evident development of mesoscale low ( disturbance ) .

此外，高山站每小时的风记录等信息反映出低空西南急流和其上大风速中心同中尺度低压（扰动）及暴雨发生演变过程有密切关系。

In addition , wind data of Huangshan station and other information show that southwest low-level jet and wind streak on it are related closely with the process of mesoscale lows ( disturbances ) and associated heavy rainfall .

中β尺度低压涡旋是该暴雨的主要影响系统，其稳定，移动缓慢是暴雨发生的根本原因。

The slowly motion of the meso - β vortex is the basic cause for the event .

分析表明：（1）本次梅雨锋暴雨发生在对流层中低层中β尺度低压南侧的中尺度辐合线上；

It has been revealed that the torrential rain occurs associated with the generation of a mesoscale convergence line in the region to the south of a mesoscale low in lower troposphere ;

浙江大范围强对流天气过程中的中尺度（α）低压

On the mesoscale depression in large-area severe convection events over Zhejiang

采用空间带通滤波技术，对模拟结果进行尺度分离，揭示出对此次暴雨天气过程有直接影响的中尺度系统，即中尺度低压和中尺度辐合线；

The simulation result is scale-separated by spatial band-pass filtering , which reveals the mesoscale low pressure and convergence line that had direct impact on this rainfall process .

采用Barnes带通滤波方法分离出中尺度天气系统表明，500hPa上的中尺度低压扰动系统和700hPa上的中尺度低涡是产生这次暴雨天气过程的直接的天气系统。

The analysis of mesoscale system shows that disturbing mesoscale low pressure system at 500 hPa and mesoscale vortex at 700 hPa are directly influential systems which caused the heavy rain process .

结果指出，与中β尺度雨团相对应的地面气压场上是中尺度低压槽或闭合的中低压系统；

It shows that a system connected to meso - β - scale rain cluster is a mesoscale trough or a mesoscale low pressure on the surface .