The surface feature of aggregate, which have been pretreated by chemical method, and the structure of interfacial zone between aggregate and cement paste are studied.
研究了用化学方法处理后的骨料表面与界面过渡区结构特征。
Based on the model, the influence of the thickness, elastic modulus and Poisson's ratio of the interfacial transition zone on the relative elastic modulus of concrete is analyzed in detail.
另外,基于该模型,可分析界面层厚度、弹性模量和泊松比对混凝土相对弹性模量的影响。
The zone has the obvious features of low pressure, high saturation of condensate oil, high interfacial tension and high flowing velocity.
该区域明显地呈低压、高凝析油饱和度、高界面张力和高流速的特征;
A method was proposed to counter the feature of repair at interfacial transition zone between old and new concrete.
针对新老混凝土修补界面薄弱过渡区的特点,提出改善方法。
By employing the shear lag theory, the basic equations of interfacial mechanics for the elastic zone and the plastic zone are established respectively.
利用界面应力剪滞理论,分别建立弹性区和塑性区的界面力学基本方程。
An analytical method is presented for predicting the elastic modulus of concrete with the inhomogeneous interfacial transition zone (ITZ).
提出了考虑不均匀界面时混凝土弹性模量预测的解析法。
The computation of the volume fraction of interfacial transition zone (ITZ) in concrete is discussed in this paper.
讨论了混凝土界面体积百分比的计算。
While the coal seam hardness is definite, the increasing velocity of the width of the plastic zone of pillar decrease with the increase of interfacial bond property between coal seam and roof.
当煤层硬度一定时,随着煤层与顶底板界面粘结性能的提高,煤柱塑性区宽度增长的速度递减;
The interfacial transition zone (ITZ) of concrete cured in standard condition and in the dry and wide temperature change environment was studied comparatively.
采用显微硬度仪和扫描电镜,对比研究了干燥大温差气候条件和标准养护条件下混凝土界面过渡区的结构和形态。
While the interfacial bond property is unchanged, the width of plastic zone of pillar increases with the increase of buried depth of coal seam.
当煤层顶底板粘结性能一定时,随煤层埋深的增加,煤柱塑性区宽度增加。
While the interfacial bond property is unchanged, the width of plastic zone of pillar increases with the increase of buried depth of coal seam.
当煤层顶底板粘结性能一定时,随煤层埋深的增加,煤柱塑性区宽度增加。
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