There are mesoscale low level convergence and high level divergence in the thunderstorm area.
同时又存在明显的低层辐合高层辐散的中尺度流场。
Five sorts of the vertical structure of wind disturbance fields are discussed. Among them, the effect of middle-low level wind disturbances is the strongest in the formation of mesoscale low.
对五种不同垂直结构的风场扰动进行了实验，其中以中低层的风场扰动在中低压形成过程中的作用更显著。
The experimental result show that the scheme which utilized index scheme in moistening coefficient is more suitable for mesoscale numerical simulation of Yunnan low latitude plateau.
数值试验结果表明，增湿系数采用指数型定义法方案较为适合云南低纬高原上的中尺度数值模式。
The simulative sea level pressure of four CPSs showed large difference, in which the GR scheme had better simulated the high, low systems and mesoscale cyclone.
四种积云对流参数化方案模拟的海平面气压场差别较大，其中GR方案较好地模拟出造成这次暴雨的高低压系统和中尺度气旋。
The test result shows that the forecast efficiency is strongly determined by the initial value of the mesoscale moisture at the mid level and low level.
试验结果表明，模式降水预报效果强烈地依赖于中低层中尺度水汽初值。
The results showed that there was a mesoscale vortex tube along the mesoscale shear line on the middle low troposphere, and its altitude varied in a wave shape.
发现沿切变线走向有一条中尺度涡管，位于对流层中低层，高度呈波状起伏。
The mesoscale typhoon low pressure and its specific dynamical and thermodynamical structures were directly related to this heavy rainfall event.
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 pores are benefit to the diffusion of larger molecules with low resistance, while the micro-scale pores can provide effective catalytic sites of small molecules with high selectivity.
介孔允许大分子进入孔道同时具有较小的扩散限制，微孔则作为小分子的吸附场所，使小分子能够很好的择型催化。
The mesoscale pores are benefit to the diffusion of larger molecules with low resistance, while the micro-scale pores can provide effective catalytic sites of small molecules with high selectivity.
介孔允许大分子进入孔道同时具有较小的扩散限制，微孔则作为小分子的吸附场所，使小分子能够很好的择型催化。
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