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1·The mathematical model for bubble rising velocity in the initial and middle regions is in good agreement with experimental data.

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。

2·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.

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。

3·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.

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；

4·To predict the rising velocity of hydrogen gas and the influencing factors, a suitable working fluid was determined for experimental simulation on the vold fraction of hydrogen in a neutron moderator.

为了推断中子慢化剂液氢中气化氢气泡的上升速度及影响因素，选取合适的工质进行了含气率的模拟实验。

5·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.

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。

6·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。

7·A helix equation of time-varying pitch is established, revolving elliptic cylinder as equal angular velocity and rising as variable velocity at the same time.

建立了绕椭圆柱面以等角速度旋转，又以变速度上升的非定常螺距的螺旋线方程。

8·The results showed that the existence of the obstacles would highly increase the gas flame transmission velocity, the max explosion pressure and the pressure rising rate.

结果表明：障碍物的存在极大的提高了瓦斯的火焰传播速度、最大爆炸压力及压力上升速率；

9·The granule movement detected in the wall vicinity showed prevailingly rising and occasionally falling, especially at high velocity of gas.

近壁区内颗粒主要显示下降运动以及偶然的上升，尤其是在流化数较大时颗粒下降运动更明显。

10·Through calculation and analysis known: Coil's import and export temperature difference with the increase of the inlet velocity of container rising steadily;

通过计算分析可知：盘管的进出口温差随着容器的入口速度的增大平稳上升；