1) large bubble holdup
大气泡分数
2) small bubble holdup
小气泡分数
1.
The changes of gas holdup, large bubble holdup and small bubble holdup, bubble rising veloci.
前人大都采用压力传感技术测量床层内的平均相含率 ,而采用此方法测量大小气泡分数和气泡上升速度的报道很少 。
4) bubble volume fraction
气泡体积分数
1.
By boundary conditions of pressure and radial vibration velocity in bubble wall,the effect of bubble on propagation of acoustic wave is researched;the formula of sound speed is presented,and the curves of sound speed following the changes of bubble volume fraction or frequency are charted.
以气泡壁处声压和径向振动速度为边界条件,研究气泡对声传播的影响;给出了含气泡介质内声速的表达式,得到了声速随气泡体积分数及声波频率的变化图。
5) bubble growth
气泡长大
1.
The continuity equation,motion equation and mass diffusion conservation equation of bubble growth were deduced from island model.
利用海岛模型导出金属流体中气泡长大的连续性方程、运动方程和扩散质量守恒方程,与气泡表面的质量守恒、西华特定律和理想气体状态方程构成气泡长大动力学方程组,在确定粘度、扩散系数和表面张力以及忽略部分惯性力的基础上,对动力学方程组进行了求解,得到金属流体中气泡长大动力学方程,可用于描述泡沫铝气泡长大过程中时间、温度、第二相质量分数及压强各参数对气泡半径变化的影响,是金属流体中气泡演变过程动力学的首次理论描述。
2.
The principle of bubble free growth was studied in microcellular plastics extrusion processing for supercritical CO_2/PS,and the globe (model) was chosen as the physical model of the foaming system,and the Dewitt constitutive equation,the equated law and the ideal gas law etc were used to study and discuss the mathematical models of the bubble growth in t.
研究探讨了超临界CO2/PS微孔塑料挤出成型中气泡核自由长大的机理,选用球形模型为表征气泡长大的物理模型,利用Dewitt本构方程、守恒定律和理想气体状态方程,研究探讨了气泡核自由长大阶段的数学模型,并对数学模型进行了求解和实验验证。
3.
The study of the bubble growth is significant to the molding and solidification of foamed plastics.
气泡长大过程的研究对泡沫塑料的成型与定型具有相当重要的意义。
6) bubble size
气泡大小
1.
Effect of electrolyte on bubble size in solution;
电解质对溶液中气泡大小的影响
2.
Analysis of ink removal rate and air bubble size distribution during flotation
浮选脱墨时油墨粒子除去和气泡大小分布的分析
3.
The results were that suitable particle size and bubble size to form stable froth was very important,and the fibre and filler entrainment by inter-bubble water must be prevented during flotation.
介绍了油墨粒子大小和气泡大小与数量及其形成的泡沫的稳定性等对浮选脱墨效率和浮选得率的影响。
补充资料：连分数的渐近分数
连分数的渐近分数
convergent of a continued fraction
连分数的渐近分数l阴ve吧e时ofa阴‘毗d五，比.;n侧卫xp口.坦”八卯6‘] 见连分数(con tinued fraction).
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条