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- The speed field is composed of back flow region and joint jetting region. 速度场主要由回流区和贴附射流区组成;
- By use of this model, it is demonstrated that the Karman constant is varied in vertical distance from near 0.4 in near bed region to below 0.4 in main flow region. 利用该流速分布模型，得到挟沙水流的卡门常数沿垂线是变化的结论，即从近底区的约0.;4渐变到主流区的小于0
- By use of this model,it is demonstrated that the Karman constant is varied in vertical distance from near(0.4) in near bed region to below(0.4) in main flow region. 利用该流速分布模型;得到挟沙水流的卡门常数沿垂线是变化的结论;即从近底区的约0.;4渐变到主流区的小于0
- With the motion of separating vortices,some of them flow downstreamly as a free air bubbles,and some move to the shear layer flow region entrained by cavitating vortices. 部分气泡被旋涡空化团所包含，因此在通气条件下，空化涡中包含有空化泡和空气泡。
- In two-phase flow, when the flow is in the annular pattern flow region, the dryout phenomena will present if the annular liquid film evaporated completely. 传热管件在高干度的管内汽液两相强迫流动沸腾区域中，由于环状液膜蒸干会发生干涸现象，在干涸点处加热壁面的温度会急剧升高，这会造成传热设备的烧毁。
- Time dependent calculation for a suddenly imposed pressure gradient has shown that variation of the cross sectional area reduces inertial effect in the contraction flow region. 压力差为阶跃变化的情况下数值计算结果说明了收缩部的断面积的时间变化减少了收缩部的惯性效果。
- It is proved that polypropylene fiber concrete performs well in resisting impact, abrasion and crack, and thus well applicable in sandy flow region characterized In high speed and turbulence, such as the filling &emptying culvert of shiplock, etc. 表明聚丙烯纤维混凝土具有良好的抗冲耐磨性能和抗裂性能，可较好地应用于船闸输水廊道等处于高速、紊乱、含沙水流区。
- Furthermore, the horseshoe shape vortex system occurred to the upstream of the jet exit and the layer structure of vortexes occurred to the wake of the reverse flow region downstream of the jet are also investigated. 另外，观测到射流喷口上流的马蹄涡系以及射流逆流区下游尾迹区旋涡的层状结构形式。
- For obtaining the same mixing effect, the energy consumptions of the shear-plate agitators are only one fourths of the 60? double-tier paddle agitator which is normally used for this flow region. 达到同样的混合效果,齿盘式搅拌器的耗能仅为通常用于这一流域60°双层斜桨式搅拌器的1/4。
- It is shown that the recirculating flow region attached to the backward-facing step exists in the microscale flow with proper conditions while the region of separation on upper side does not. 计算结果表明经典后台阶流动中的回流区在一定参数范围内仍然存在，但上壁面的分离区消失。
- The two fluid flow regions are meshed by hexagonal structured and tetrahedral unstructured grids. 运用结构化与非结构化网格相结合的方法对流场计算区域进行网格划分。
- The control volume of calculated fluid flow regions of propeller and waterjet are defined according to their working characteristics. 摘要根据船舶螺旋桨和喷水推进器工作的特点，界定了两者数值计算流场控制体的范围。
- There are two recirculation flow regions in the demister.The critical gas velocity is mainly caused by these two regions. 除雾器内存在2个回流区，回流区是产生除雾器临界气速的重要原因之一。
- contributing flow region in front of orifice 孔前流动影响区
- A free flow of water came from the pipe. 水从管道里通畅地流了出来。
- The results show that the power consumption of each agitator in the combined-type agitator system is identical to that of the corresponding uncombined single agitator in the laminal flow or lower transitional flow regions. 结果表明,在层流域至弱过渡流域,组合型各搅拌器的功率与组合前单个搅拌器的功率基本相同;
- In convection, hot currents flow upwards. 在对流中热气流向上运动。
- After several pumps, the water began to flow. 用泵抽了几下之后,水流出来了。
- A flow of word is no proof of wisdom. 口若悬河，未必明智。
- Several conclusions flow from this hypothesis. 从这项假设中可以得出几个结论。
