泡径

影响泡沫玻璃泡径因素的数学分析

Mathematical Analyses of Factors Affecting the Bubble Diameter of Foam Glass

三微米泡径石榴石膜的特性和制备

Properties and Preparation of 3 μ m bubble diameter garnet

在优化条件下制备的矿渣微晶泡沫玻璃由泡径2~3mm的气孔、晶体和玻璃相组成，XRD显示主晶相为透辉石；

The micro-crystallographic foamed glass prepared by optimal condition was composed of 2-3 ? mm pore , crystal and glass . XRD showed the main crystal was diopside , the apparent density of this material was 946 ?

讨论了发泡温度对泡径的影响，并将测量结果和DTA曲线进行了比较，结果表明，梯温炉法与DTA曲线的实验结果吻合。

The effect of foam temperature on bubble diameter was discussed . The DTA curve of foam glass powder and experiment results was compared . The results showed that the result of gradient furnace agreed well with the DTA curve of foam glass powder and experiment results .

以废玻璃为主要原料，用V2O5作为成核剂，再加入其它辅助原料制备了微晶泡沫玻璃，研究了发泡温度、保温时间对微晶泡沫玻璃泡径及性能的影响。

Devitrified foam glass was prepared taking cullet as major raw material , using V_2O_5 as nuclear agent and adding other auxiliary materials . The influences of foaming and holding time on bubble diameter and the property of devitrified foam glass have been studied .

在泡沫玻璃烧结过程中，发泡温度（760～950℃）影响泡径及气泡的分布状态；

Bubbling temperature direct affect the diameter and the distribution of bubbles ;

三维液态铝合金泡沫体演化过程中泡径分布的研究

Numerical Simulation of Bubble Size Distribution of 3-dimensional Aluminum Foams in Liquid State

研究发泡温度、保温时间对微晶泡沫玻璃泡径及性能的影响。

The influence of foaming temperature and holding time on bubble diameter and the property of devitrified foam glass have been studied .

产高矿化度地层水气井泡沫排水采气技术三维液态铝合金泡沫体演化过程中泡径分布的研究

Technology of form drainage gas in high salinity formation Numerical Simulation of Bubble Size Distribution of 3-dimensional Aluminum Foams in Liquid State

其中，用动理学方法可直接推导出泡径变化引起的质量、动量传递，并推导出相间碰撞积分项。

The mass and momentum transport caused by the various bubble sizes , and the collision integral term were calculated using the kinetic method .

介绍了梯温炉的结构及原理，根据测量结果绘制了发泡温度与泡径的关系曲线。

The structure and measuring principle of gradient furnace were introduced , and the curve of the foam temperature and bubble diameter was drawn .

鼻内镜下筛泡前径路额窦开放手术

Endoscopic frontal sinus surgery through the route anterior to ethmoidal bulla

两流体模型中气泡粒径对掺气浓度预测结果的影响

The effect of bubble diameter on entrainment concentration forecast result in two-fluid model

方法选取23例（36侧）确诊为慢性额窦炎的成人病例，采用经鼻内镜筛泡前径路术式开放额窦。

METHODS Twenty three adult patients ( 36 sides ) with chronic frontal sinusitis received endoscopic frontal sinus surgery in the route anterior to ethmoidal bulla .

随PEG400浓度的增加，囊泡的粒径先缓慢下降，而后急剧减小。

The size of niosome decrease first slowly and then has sharp decline with increasing the PEG 400 content .

该嵌段共聚物在室温下易溶于水，当水溶液升温到37oC以上，溶液能迅速自组装形成纳米囊泡（粒径大约220nm）。

They were freely soluble in water as unimers at room temperature , but quickly self-assembled into nano-sized vesicles ( about 220 nm ) when raising the solution temperature to 37 oC .

单磁泡静态泡径稳定区域的确定

The Determination of the Static Stability Region of the Single-Magnetic Bubble

研究发现，阴阳离子表面活性剂的摩尔比对阴阳离子囊泡的粒径及带电情况有明显影响；聚电解质与阴阳离子囊泡电荷比对复合物体系的性质有很大影响。

The charge ratio of vesicle to polyelectrolyte has a significant impact on the property complex systems .

结果新型长效声学脂质造影剂微泡的粒径范围为3-10μm，其中98%在8μm以下，多为4μm；

Results The diameter of this new lipid microbubbles was found to distribute from 3 μ m to 10 μ m , with 98 % of the bubbles less than 8 μ m.

改性产物的性能衰减与其在消泡过程中粒径变大和分散状态以及起泡介质表面张力升高等因素有关。

Exhaust of antifoaming performance of modified products is related with particle size of modified product become bigger during the course of test , also related with the change of surface tension of foaming medium before and after the breaking foam performance test .

模温在50～80℃时，泡体随温度升高泡体更为均匀，泡径减小，但碎泡现象也更为明显。

Keeping mould temperature at50 ~ 80 ℃ would lead to homogeneous cells and less cell dimension , but more foam collapse .

发泡剂是影响泡沫玻璃制品泡孔结构的主要因素，发泡剂不同，发泡时间不同，则气泡的泡径和开闭口的情况就不同；

Bubblier is a main factor which influence the bubble structure of foam glass .