热力环流

研究结果还表明：海风和陆风垂直方向呈非对称分布及热力环流具有明显的周期性变化。

Studies suggest that the vertical distribution of the breezes is asymmetric and the thermal circulation exhibits marked periodic variations .

秋冬型更多受强天气系统的影响，春夏型则更多表现出局地中尺度热力环流特征。

The former is under effect of more strong synoptic systems , while the latter shows more characteristics of mesoscale thermal circulation induced by topography .

地形和城市热力环流对北京地区一次β中尺度暴雨的影响

Effects of Topography and Urban Heat Circulation on a Meso - β Torrential Rain in Beijing Area

同时，从变压场、热力环流、温度层结等方面探讨了阵风增强的机理。

At the same time , the mechanism that the gust reinforces from the aspects of allobar field ? thermodynamic circulation ? temperature stratification etc is discussed .

测站周围地形产生的局地热力环流对大气可降水量的日变化有显著影响。

The results suggest that the diurnal variation of GPS PWV seems to be strongly affected by the local thermal circulations generated by the topography around these stations .

此外，从地面接收到的太阳辐射能量分布情况来看，下垫面不均匀加热引起的热力环流是这次暴雨过程中尺度对流系统发生发展的一个重要的触发机制。

Furthermore , the horizontal distribution of the incident solar radiance at the underlying surface shows that the thermodynamic vertical circulation induced by the differential heating may be one of the most important trigger for the spawn and development of MCSs .

本文建立了一个三维原始方程数值模式，模拟三维盆地中的环流，重点讨论在热力强迫环流型的转变过程中能量场和动量场的配置情况及环流演变过程。

In this article , we set up a three-dimensional numerical model to simulate circulation in basin especially when thermal forcing is reversed .

该区地方气候分为三种不同尺度的类型（山区动力热力性环流，山谷风环流和冰川局地环流）。

The local climate can be classified into three categories , that is the mountain scale , the valley scale and the glacier scale .

通过这种机制，上述热带地区的热力强迫和环流构型等环境场因子的变化将导致东亚上空副热带高压强度和位置的差异。

Through this mechanism , the tropical environmental factors ( thermal forcing and circulation patterns ) will induce the intensity and position of subtropical high over the East-Asia being difference .

由于洋面上常规观测资料严重不足，使得客观分析的结果难以准确地描写初始台风的热力结构和环流特征，这是造成台风数值预报误差较大的重要原因。

The serious shortness of routine observation data over ocean makes the thermodynamic and circumfluent structures of the initial typhoon difficult to be accurately described by the objective analysis results . And it is an important reason causing bigger errors of the typhoon numerical forecasting .

讨论了在热力强迫与大气环流的非线性相互作用下，湿、斜压大气在参数空间的平衡态与南亚高压的流型分布及其东西摆动。

The multiple equilibria of moist baroclinic atmosphere in the parameter space , the flow patterns and longitudinal oscillation of south Asia high by thermal forcing and nonlinear interaction of general circulation are studied in this paper .