In order to study the characters of asphalt concrete pavement with cracks,based on viscoelastic fracture mechanics theory and plane strain FEM,the distribution of relaxed stress intensity factor(SIF) with time was determined using ABAQUS software when the influencing factors including the reference temperature,the changing temperature on the pavement surface and the length of cracks were changed.
为了研究含裂缝沥青混凝土路面结构工作性状,基于粘弹性断裂力学理论和平面应变有限元法(FEM),采用ABAQUS有限元软件分析了基准温度、路表变温及裂缝长度对含表面裂缝路面和含反射裂缝路面结构的松弛应力强度因子分布规律的影响。
The effect of different relaxations and working flux of membrane are analyzed.
针对使用膜生物反应器(MBR)处理生活污水的过程,研究了膜污染的两个阶段和对膜污染速度有影响的因素,分析了膜组件的不同松弛度、不同工作通量对膜组件产生的影响;验证了不同化学清洗剂的清洗效果。
The influences to the fouling progress by the different relaxations and working fluxes were analyzed.
本文通过对在北京中直机关的污水处理站的膜组件的研究，证实了膜生物反应器工艺的膜污染发展的三个阶段；验证对膜污染速度有影响的因素，分析了膜组件的不同的松弛度，不同的工作通量对膜组件产生的影响；验证了不同的化学清洗剂的清洗效果。
It is shown that the relaxation depth of rock mass at the slope is varied because of the different controlling factors.
进一步的分析表明：因控制性因素差异，边坡岩体松弛深度不同。
This paper proposes a method of phrase pair extraction with a flexible scale.
本文给出一种基于"松弛尺度"的短语抽取方法,对不能完全相容的短语对,结合词性标注信息和词典信息来判断是否进行抽取,放松"完全相容"的限制,可以保证为更多的源短语找到目标短语。
Based on the small-deflection elastic theory and some simplified assumptions, the initial stiffness,the slack stiffness and the critical slack load have been derived theoretically.
首先应用小挠度弹性理论,在一些合理简化假设的基础上,推导自平衡索桁架的初始刚度、松弛刚度及临界松弛荷载公式。