所以，对空隙率波的深入研究是非常必要的。
实验研究了不同空隙率沥青混合料的形变及破坏。
The deformation and damage of bituminous mixture with different air voids were investigated.
压实度与空隙率的变异性影响着沥青路面的路用性能。
The variability of compactness and crevice rate influence the asphalt pavement performance.
对复合材料的空隙率、拉伸、弯曲性能进行了实验和分析。
The void content, elongation, and bending properties of the composite material were examined.
压实度和沥青混合料设计空隙率都对路面的压实起着重要的作用。
Both degree of compaction and percent air voids designed in bituminous mixtures have key influence on compaction.
影响煤体热量积聚的主要因素有温度、浮煤厚度、空隙率和漏风强度。
The major effect factors of heat accumulating has temperature, float coal thickness, air leak intensity and voidage.
沥青路面现场压实度或空隙率的大小直接影响到沥青路面的抗水损害能力。
The in-site degree of compaction or voids for asphalt pavement directly influences the water failure resistance to asphalt pavement.
并提出以空隙率作为热稳生的主要指标，对空隙率的标准进行了探讨和分析。
Vontent of bituminous mixtures is recommended as a main index of the stability at high temperature and criterion of the void content is discussed and analysed.
本文提出了一种根据主骨料空隙率设计透水性面层沥青混合料级配的新方法。
A new design method based on voidage of coarse aggregates for grading of permeable bituminous surface course is presented in this paper.
本文基于贝雷法提出采用“预留空隙率”参数设计排水性沥青混合料的方法。
The paper proposed a new parameter "reserved air void" based on the Bailey Method, by which to design mix proportion of porous asphalt mixture.
试验结果表明，空隙率、沥青含量和密度对再生沥青混合料路用性能影响很大。
Test results indicate that void ratio, asphalt content and density have great influence on road usage performance of recycle asphalt mixture.
因此，将空隙率控制在较小水平，有利于控制我国城市道路沥青路面的水损坏。
Therefore, the porosity ratio is controlled in the smaller level, which is favorable to control the water damage of the urban road asphalt pavement in China.
采用切断流化床气源，并跟踪测量床面塌落速度的方法，可以测得浓相空隙率。
Dense phase voidage can be estimated by cutting gas flow and following the rate of bed collapse.
采用体积法设计高空隙率的基体沥青混合料并通过马歇尔试验确定其最佳沥青用量；
An asphalt mixture base with a high void volume was designed by volume design procedure, and optimum asphalt content of mixture was determined by Marshall test.
空隙率波是工业生产和尖端技术领域里常见的一种波动现象，是两相流的本质特征之一。
Void wave is a normal wave phenomenon in industry and high-technology field. It is one of the most important characteristics of two-phase flow.
以长平高速公路试验数据为依据，提出了寒冷地区高速公路沥青表层的容许空隙率的界限。
According to the test data of Changping road, it offers the limitation about porosity of the asphalt surface course on expressway in frigid areas.
试验表明，集料泥土污染对沥青混合料水稳性影响显著，沥青混合料的渗水临界空隙率为7。
Tests show that clay in fine aggregate affected the water stability of asphalt mixture markedly; the permeable critical air void is 7.
为了考虑非均匀结构对局部空隙率的影响，文中提出一个适用鼓泡流化床的局部空隙率模型。
In order to take into account the influence of the heterogeneous structure on local voidage, a local voidage model for simulations of bubbling fluidized beds was presented.
轴压情况下，采用节理模型考虑界面影响，界面之间随机挖去一定比例单元，模拟空隙率影响。
Under axial compression, influence of interface is considered using jointed material model, and gap of interface is considered by removal of some elements.
考虑集料对沥青的吸收，用混合料的设计空隙率（4％）控制混合料的高温抗车辙能力与渗水性。
Taken into account the fact that aggregates absorb pitch, required abilities to resist high temperature track and penetration could be gained by controlling interspace ratio (4%).
试验表明，集料泥土污染对沥青混合料水稳性影响显著，沥青混合料的渗水临界空隙率为7.5%。
Tests show that clay in fine aggregate affected the water stability of asphalt mixture markedly; the permeable critical air void is 7.5?
这种基层具有较大的空隙率，能及时排走滞留在路面内部的水分，并能有效地减少反射裂缝的发生。
The base has bigger percent air voids and can promptly detain pavement interior water, and can effectively reduce the reflection crack.
对过滤速率、过滤阻力、滤饼空隙率进行了研究，分析了四种物料的滤饼可压缩性及其压缩性指数。
Filtration velocity, filtration resistance and porosity of cake were researched, and the condensability and its index were analyzed.
沥青混合料路面的压实度与空隙率是路面施工的重要质量检测指标，是沥青路面使用寿命最基本的保证。
The detecting indexes for compactibility and porosity to asphalt mixture pavement construction are the most basic guarantee of service life of asphalt pavement.
利用气固两相流颗粒间应力与空隙率之间的定量关系，推导了火工药剂压药压力与装药密度之间的定量关系。
Based on stress and cavity relationship of particles in gas-solid two phase flow field, quantitative correlation of pressure and density of pyrotechnic charges was deduced.
在催化剂装填总量不变的前提下，异丙苯的选择性与丙烯的转化率均随催化剂装填结构空隙率的提高而提高。
By keeping the total amount of catalyst unchanged, selectivity of cumene and conversion of propylene increases with the void of catalyst packing structure.
计算结果表明，银催化剂床层空隙率的减小或操作空速的增加有利于减弱该催化反应过程中外扩散效应的影响。
The obtained results showed that the effect of external diffusion could be slackened by the decrease of fixed-bed voidage and the increase of space velocity.
本文采用不同的分析方法分析、研究了气固流化床中不同操作条件下的空隙率时间序列和颗粒碰撞压力时间序列。
The time series of voidage and particle colliding force at different operation conditions is analyzed and researched by statistic method-. power spectrum and chaos theory in this papers.
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.
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.
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