The dimensionless velocity-profile formula fits not only the depth average velocity profile but also velocity profile of each layer along depth.
利用速度剖面公式计算的垂线平均流速场与实测值符合较好。
The results show that the external boundary, potential core and dimensionless velocity distribution curve are different from those of general jets.
结果表明,脉冲喷嘴射流的外边界变化规律、等速核和无因次速度分布规律等均与普通射流有较大差异。
ResultsIn case of various axial loads and mass ratios, various curves between dimensionless fluid flow velocity and dimensionless complex frequency are plotted.
结果得出了不同轴向载荷和不同质量比下的无量纲流速与无量纲频率的关系曲线。
In non linear packaging system, the system parameter and dimensionless dropping shock velocity are the evaluation quantities.
对于非线性包装系统,系统参数和无量纲跌落冲击速度是产品跌落破损的评价量。
Starting from the force balance on a solid particle, equations with dimensionless groups were also developed to calaulate the critical settling velocity of particles at the reactor bottom.
根据对固体颗粒作用力的分析,研究了反应器内固体颗粒的临界沉淀速度;
The quantitative relation among the threshold wind velocity of sand movement, sand diameter and the agglutinate stress of sand bed is obtained with the mentioned dimensionless variables.
经分析得到起沙风速与沙床沙粒粒径和沙床粘结力间的数量关系。
When the varieties of R range from 0.63 to 1.08, it doesn't affect remarkably on even dimensionless temperature difference and velocity in workaround.
当R在(0.63~1.08)范围内变化时,工作区平均无因次温差、风速没有显著变化。
The model of laminar flow in tubes in rolling motion is established. The dimensionless correlation of velocity is derived, and the correlation of frictional resistance coefficient is also obtained.
建立了摇摆条件下圆管内的层流流动模型,推导出无量纲化的速度表达式,得到摩擦阻力系数关系式。
The model of laminar flow in tubes in rolling motion is established. The dimensionless correlation of velocity is derived, and the correlation of frictional resistance coefficient is also obtained.
建立了摇摆条件下圆管内的层流流动模型,推导出无量纲化的速度表达式,得到摩擦阻力系数关系式。
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