There are two opposite vertical circulations in the entranceregion and exit region, which is closely associated with the distribution of rainfall.
在东风急流的入口区和出口区存在两个近于相反的垂直环流，它们与降水分布密切有关。
2
A mathematical model of co-couple action is formed for both motion of vessel wall and blood flow in the entranceregion of elastic vessel with tapered Angle.
对具有锥度角的弹性血管入口区域内的管壁运动和血液流动建立了相互耦合作用的数学模型。
3
Obviously, if a region specific translation is not available, all such products or items will loose consumer interest and encounter market entrance barriers.