该模型能够较好地符合上升初始段及中间段的气泡上升速度。
The mathematical model for bubble rising velocity in the initial and middle regions is in good agreement with experimental data.
如果比标准空压机油中气泡上升速度快，说明这种油的粘度偏低。
If air pressure than the standard oil bubble rising fast, explain this oil viscosity is low.
考察了表观气速、固含率和流动阻力对气含率、气泡大小、气泡上升速度和液速的影响。
The influences of the superficial gas velocity, solid holdup and flowing resistance on gas holdup, bubble size, bubble rise velocity and liquid velocity were systematically studied.
曝气在活性污泥处理方法中起着重要作用，而水中气泡上升速度对曝气作用的影响又至关重要。
Aeration plays an important role in the treatment of activated sludge, nevertheless, the velocity of bubble rising in water is of critically effects upon the aeration.
提出了液体流动为层流和紊流时气泡上升速度的表达式，研究结果与实验数据进行比较，符合较好。
Approximate expressions for the Taylor bubble velocity are proposed, and shown to be in good agreement with the experimental data.
本文介绍了流化床中床料空隙率，气泡尺寸，气泡上升速度沿床高变化的试验结果，提出了相应的无因次关联式。
This paper reports some experimental results on variation of voidage in bed materials, bubble size and bubble rising velocity etc along the height of the bed.
越靠近自由表面，底部射流横向发展越窄，而向上的压力梯度，气泡上升速度，底部射流上升高度越大，反之则反；
The more the bubble close to the free surface, the narrower the bottom jet develops crosswise, and the larger the pressure gradient, the rising velocity and the height of the bottom jet is upwards.
液体的速率对墙体具有相称性，如图1中，当气泡呈离散式分布时为流体速度0.3米/秒，相应的气泡上升速率为0.7米/秒。
The liquid velocity is symmetric towards the wall. Values in (1) are 0.3 m/s for the discrete bubble pattern (where bubble rising velocities are 0.7 m/s).
液体的速率对墙体具有相称性，如图1中，当气泡呈离散式分布时为流体速度0.3米/秒，相应的气泡上升速率为0.7米/秒。
The liquid velocity is symmetric towards the wall. Values in (1) are 0.3 m/s for the discrete bubble pattern (where bubble rising velocities are 0.7 m/s).
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