1) dynamic softening
动力软化效应
1.
The results show that the overall motions can result in dynamic softening in the flexible multi-body system.
应用Hamilton原理建立了轴对称匀速转动状态下对边简支对边自由矩形薄板的非线性动力学方程,采用假设模态法解析分析了板的前3阶近似振动频率、临界分岔值,表明整体运动可使柔性多体系统中的柔性构件产生动力软化效应;进一步采用假设模态法分析了板的后屈曲近似解,分别得到了从稳定平凡解失稳分岔形成的稳定的对称后屈曲解及其二次分岔产生的非对称后屈曲解,以及从不稳定平凡解分岔产生的不稳定的反对称后屈曲解。
2) softening effect
软化效应
1.
A formula is derived based on the Kupfer-Gerstle biaxial tension-compression relationship considering the concrete softening effect.
以集中荷载下有粘结预应力混凝土简支深受弯构件为对象,建立了显式考虑有效预压力Fpe的改进拉-压杆模型,依据Kupfer-Gerstle双向拉压应力关系考虑了混凝土软化效应并推导了受剪承载力公式。
2.
At the same time,it can reflect the softening effect.
另外,还可以描述目前没有提出、但可能存在的荷载传递函数形式,具有广泛适用性;同时,在某种程度上能反映软化效应。
3.
The loading mechanism,depth effect,softening effect,vertical bearing capacity,thickness of sediment and length of concrete core are discussed in view of environmental conditions and construction conditions of rock-socketed piles for wharf.
明确嵌岩桩的定义,针对嵌岩桩码头的环境条件和施工条件,对嵌岩桩承载机理、深度效应、软化效应、竖向承载力、沉渣厚度以及芯柱长度等问题进行讨论。
3) stress softening
应力软化
1.
The stress softening effect and stress relaxation of montmorillonite, organomontmorillonite(OMMT), silica white and carbon black reinforced butadiene rubber (BR) vulcanizates were investigated.
研究了蒙脱土、有机蒙脱土、白炭黑及炭黑增强顺丁橡胶的应力软化效应和应力弛豫特性,用并联的Maxwell模型模拟了这些硫化胶的应力弛豫行为。
2.
The rheological characteristic, stress softening effect, stress relaxation and aging resistance of NaMAA reinforced EVM were investigated and compared with that of HAF reinforced EVM.
研究了NaMAA原位增强EVM的流变特性、应力软化和应力松弛以及老化前后的力学性能 ,并与炭黑 (N330 )增强的硫化胶进行对比。
3.
The stress relaxation and stress softening effects were also investigated.
另外 ,还研究了甲基丙烯酸镁补强丁腈橡胶的应力松弛及应力软化现
4) thermal soft effect
热软化效应
5) dynamic softening
动力软化
1.
Based on the new model,both phenomena of dynamic stiffening and dynamic softening can occur in the plate was proved theoretically when the rigid undergoes different large overall motions including overall translational and rotary motions.
从理论上证明了不同大范围运动状态下平板中既可存在动力刚化效应,也可存在动力软化效应,且动力软化效应还可使板的平衡状态发生分岔而失稳。
2.
Taking the example of Yangtze River Estuary Improvement Phase II Project,the study on a standard to distinguish the possibility of dynamic softening of soft soil in this area is given.
以长江口深水航道治理二期工程为依托,进行基床基础防波堤的动力软化判别标准的研究,分析在波浪作用下3个不同沉降量的典型断面下卧地基土的自重应力、附加静应力、波浪作用的附加动应力分布间的关系,初步得出该地区软粘土可能出现动力软化现象的判别标准。
6) dynamic effect
动力效应
1.
To study dynamic effect resulted from the initial damage of the structure during progressive collapse, instantaneously applied load method was adopted to perform dynamic response analysis of a single-story steel plane frame with the failed middle column by a simplified model and frame element model respectively.
为研究结构连续倒塌由于初始破坏引起的动力效应,该文采用瞬时加载法,对中柱失效的单层平面钢框架分别采用简化模型和杆单元模型进行动力反应分析。
2.
To study the dynamic effect resulted from the initial damage to the structure during progressive collapse,the lumped plastic hinge model and the instantaneously applied load method are adopted to perform the elasto-plastic dynamic response analysis of a multi-story plane steel frame and a multi-story spacial steel frame corresponding to various demandcapacity ratios(DCR) respectively.
为研究多层钢框架连续倒塌由于初始破坏引起的动力效应,本文采用集中塑性铰杆模型,以需求能力比(DCR)为参数,利用瞬时加载法对一榀多层平面钢框架和一个多层空间钢框架进行了弹塑性动力反应分析。
3.
The analytic solution of overlying viscoelastic half-space soil layer under bedrock motion import can be solved,which can be used to analyze dynamic effect of viscoelastic soil under S.
利用此解来分析SH波激励下粘弹性场地土动力效应,讨论不同场地土的动力特性参数对粘弹性场地土动力效应的影响。
补充资料：动力学溶剂效应
分子式：
CAS号：
性质：不直接参与反应的溶剂对反应速率和反应机理所产生的影响，如介电效应、极性效应、酸度效应、笼效应等。这些效应有时是互相影响和关联的。
CAS号：
性质：不直接参与反应的溶剂对反应速率和反应机理所产生的影响，如介电效应、极性效应、酸度效应、笼效应等。这些效应有时是互相影响和关联的。
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