Studies on Convective Stability and Nonlinear Characteristics in Planetary Interior

Experimental Study on Thermal Convective Stability in a Porous Medium

多孔介质中流体热对流稳定性试验研究

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The lower atmosphere has convective stability ( MPV 1> 0) in hail area, but the development of moist slantwise vorticity ( MPV 2 < 0) could be a favorable condition to the severe convection there.

在降雹区低层为对流稳定的层结下（MPV1>0），有MPV2<0，使湿斜压不稳定增强，倾斜涡度得以发展；

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Results show that in the frame work of moist isentropic coordinate, vorticity development can result from reduction of convective stability, or convergence. or latent heat release in isentropic surfaces.

结果表明，在湿等熵坐标中，涡旋的发展与对流稳定度的减少，等熵面上的辐合和潜热的释放有关。

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Considering the influence of the convective mixing, the mixing of reservoir water surface layer by wind and the density current, the reservoir water temperature distribution and variation along with time may be computed by implicit form difference equation.

考虑对流、风掺和泥沙异重流的影响后，由所提出理论按隐式解法，可求解水库水温的分布以及与时间变化的影响。

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The mixing process mainly involves the three following microscopic mechanism: fast convective mixing, slow diffusive mixing, and local shear mixing.

研究发现，床内物料混合过程大致可归纳为快速对流混合、缓慢扩散混合、局部剪切混合三种微观机理。

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The fluctuation of velocity plays an important role to the diffused and convective mixing of particles in fluidized bed.

速度波动对于物料扩散与对流混合均十分重要。

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The establishment of a blocking anticyclone in the mid-higher latitude, the strong and the stable westerly jet in the middle latitude and the abnormal actively convective in the tropical region are conducive to the relative stability of the WPSA.

中高纬度阻塞高压双阻型的建立、强劲而稳定少动的中纬度西风急流以及热带异常活跃的对流，均有利于副热带高压的相对稳定；

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The convective of the hail region developed higher than that of normal thunder region and the instability energy is greater.

降雹区与普通雷暴区相比，降雹区的不稳定能量更大，对流运动伸展得较高。

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The results show that the reduction in wind speed near the convective region in upper levels and passage through the rainfall center of the intensifying LLJ played crucial role in the event.

结果表明：高空对流区附近风速减小和低空急流核加强并通过暴雨区对暴雨起决定性的影响；潜热的反馈作用、下垫面提供的热量和水汽通量对降水有重要影响。

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To analyses foundation protects, the industrial adjustment, the ecology pattern optimizes, the spatial pattern reorganization, completes the sustainable development research in the convective region base on the first two chapter.

第三章，在前两章分析的基础上对流域进行用地保护、产业调整、生态格局优化、空间格局重组，完成可持续发展研究。最后总结全文。

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The residual effects of the cloud clusters are generally ignored even though the area they cover is perhaps an order of magnitude larger than the convective region itself.

云团的残余影响通常是忽略不计的，即使它们覆盖的地区比对流区本身可能大一个量级也如此。

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The most frequent convective region over the Plateau is centered at 30 ° N, 90 ° E, not in the eastern Plateau.

高原上最频繁的对流区在以30°N，90°E为中心的地区，而不在高原东部，而且喇叭口形的雅鲁藏布江出口区是一个小值区。

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Severe convective region moving eastward over tropical Pacific Ocean during 1997/ 1998 E1 Nino event

1997/1998年厄尔尼诺期间西太平洋热带对流区的东移

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Application of New Concept for Convective Clouds to Rain Enhancement

强对流云新概念在积云人工增雨作业中的运用

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The Difference and Reason of the Numerical Predictions of Severe Convective Heavy Rain Using Synoptic Scale Initial Data in the Different Practical Initial Situations

使用不同的天气尺度初值作强对流暴雨预报的差别及其原因

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Severe convective heavy rain and upper-air forcing

强对流暴雨与高空强迫作用

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The Role of Urban Boundary Layer in Local Convective Torrential Rain Happening in Beijing on 10 July 2004

城市边界层过程在北京2004年7月10日局地暴雨过程中的作用

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However, there is almost no convective rain in winter in northern China, so the effect of cumulus precipitation to the grid scale can be disregarded. Therefore the grid scale precipitation is primary in winter of northern China.

冬季，中国北方大陆基本没有对流降水产生，不同积云对流方案对网格尺度降水预报的影响基本可以不予考虑，中国北方的冬季降水主要是由网格尺度降水构成的。

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On a seasonal scale, the results indicate that the rainfall ratio of stratiform rain to deep convective rain is proportional to their rainfall pixel ratio.

在季节尺度，对流云和层状云降水的比与两者的面积比成比例关系。

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The results show the event was caused by 9 local meso-β scale cloud clusters and 12 eastward-moving and growing strong convective rain clusters.

结果表明：这次暴雨过程是由9个中β尺度云团和12个中尺度雨团东移发展造成的。

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