The classical penetration equation based on the virtual origin theory can well describe the penetration behaviour of the continuous jet with linear velocity distribution.
对于沿射流长度方向具有线性分布速度的连续射流，经典的基于虚拟原点理论的射流侵彻关系式能很好的描述其侵彻行为。
Measures critical jet velocity, velocity field distribution and effective limits of this suction-airflow under different conditions.
测量了该吸气流动在不同工况下的临界射流速度、速度场分布、有效作用范围。
The tangential velocity distribution measured in this study is similar to a vortex core existing along the jet axis.
旋转射流的切向速度分布相当于射流中存在一个旋转的涡核。
Complex patterns of flue gas and non-uniform temperature distribution along furnace height were taken place due to high jet velocity of bottom burners in the ethylene cracking furnace.
乙烯裂解炉底部燃烧器的燃气射流，使炉内烟气流动复杂，烟气温度分布的均匀性较差。
The velocity distribution near the impeller, with high axial velocity and low radial velocity, is the same as ring jet flow.
叶轮区轴向速度较大，径向速度北京化工大学博士学位论文很小，其速度分布与环形射流速度分布类似。
The equations of the density function of residence time distribution, the axial growth of the velocity half - radius, the axial decay of radial maximum jet ve...
给出了停留时间分布密度函数、无因次半速度半径轴向增长、径向射流最大速度轴向衰减和径向速度分布计算公式。
The equations of the density function of residence time distribution, the axial growth of the velocity half - radius, the axial decay of radial maximum jet ve...
给出了停留时间分布密度函数、无因次半速度半径轴向增长、径向射流最大速度轴向衰减和径向速度分布计算公式。
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