1) portraits structure
轨线结构
1.
The positive boundness of the solutions was proved; and at the condition of the fold bifurcation, the portraits structure near the positive equilibrium and the global structure of the portraits were obtained.
在鞍结分岔条件下 ,得到了正平衡点附近的轨线结构和全局的轨线结构。
2) locus topological structure
轨线拓扑结构
1.
The theory of linear odd-point nearby locus topological structure was completed,but the processing about making the locus picture in the references has not been introduced in details yet.
关于一次线性奇点附近轨线拓扑结构,理论分析工作是完整的,但对具体的作出轨线图的详细过程一般教科书和参考书中没有仔细的讨论,特别是轨线图和过渡矩阵P没有给出具体的求法或者求法太难。
3) track structure
轨道结构
1.
Specifications on railway track structure for speed-raising of the existing railway line;
铁路既有线提速对轨道结构的要求
2.
The authors hope that this paper can provide a test support for future track structure design.
在地铁运营期间,通过对采用浮置板、弹性支承块及弹性扣件轨道的轨道结构和隧道壁的振动测试,在时域和频域内,分析了不同地铁轨道结构的减振效果,为今后地铁轨道结构设计选型提供试验依据。
4) railway track structure
轨道结构
1.
Research on design of reducing vibration and decreasing noise non-ballast railway track structure;
减振降噪型无碴轨道结构设计的研究
2.
Secondly, in the case of periodic railway track structure, the general dynamical response in frequency domai.
为研究列车振动在地表的传播规律,推导了轨道结构在移动荷载作用下动力响应的解析解形式。
3.
Based on the analysis to the characteristic of urban mass transit and the ballast & non ballast railway track structure,this paper puts forward that the non ballast railway track structure should be adopted firstly in the urban mass transit,and the design & usage of reducing vibration & decreasing noise railway track structure are proposed and described in detail.
本文根据城市轨道交通的特点 ,通过分析有碴轨道与无碴轨道结构的特点 ,提出在城市轨道交通中 ,应优先采用无碴轨道结构类型及其设计原则。
5) rail structure
轨道结构
1.
Starting from an analysis of the noise resource of urban rail transit and its mechanism, this paper introduces a block diagram of reducing noise and vibration, and holds that measures of reducing noise and vibration be presented in rail structure in the early stage.
从城市轨道交通噪声源和产生机理入手,介绍了城市轨道交通减振降噪网络图,提出了轨道结构方面减振降噪的措施。
2.
After an analysis of the characteristics of urban mass transit based on Shanghai Pearl Line, the author argues that the selection of rail structure shall meet the fundamental requirements of the elevated urban mass transit, such as adopting 60 kg/m rail, Continuous Welded Rail, new - type WJ - 2 Rail Fastening as well as concrete support with concrete block structure, etc.
通过对城市轨道交通运营特征的分析,以上海市轨道交通明珠线为例,提出了高架线轨道结构的基本要求及相适应的型式:采用60kg/m钢轨、无缝线路、新型WJ-2型扣件,轨下基础采用支承块式承轨台结构。
6) railway track
轨道结构
1.
In this paper, the dynamics property of high speed railway track under passing axles as a function of speed and frequency is studied.
本文分析了移动周期荷载作用下轨道结构的动力特性,通过计算得到的轨道位移响应解释了高速铁路中的轨道位移波现象。
2.
At the meantime, the vibration and noise aroused by railway track were accused by people.
本文阐述了桥上轨道结构振动的产生、传播规律及对环境的影响。
补充资料：轨线计算
分子式：
CAS号：
性质：当反应体系势能确定后,势能面轨线上的各代表点可用经典力学和量子力学方法计算，然后用统计的方法对这些轨线加以处理，以获得各种微观与宏观的结果。目前大致有三类计算方法：(1)经典散射理论。即用代表点在势能面上的运动来模拟化学反应，在目前已有大型计算机的情况下，结果具有相当好的近似性；(2)半经典的量子散射理论。能保持经典轨线法的优点又考虑量子效应，是一种量子力学与经典力学相结合的半经验处理方法；(3)量子散射理论。通过严格的或近似的求解薛定谔方程。
CAS号：
性质：当反应体系势能确定后,势能面轨线上的各代表点可用经典力学和量子力学方法计算，然后用统计的方法对这些轨线加以处理，以获得各种微观与宏观的结果。目前大致有三类计算方法：(1)经典散射理论。即用代表点在势能面上的运动来模拟化学反应，在目前已有大型计算机的情况下，结果具有相当好的近似性；(2)半经典的量子散射理论。能保持经典轨线法的优点又考虑量子效应，是一种量子力学与经典力学相结合的半经验处理方法；(3)量子散射理论。通过严格的或近似的求解薛定谔方程。
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