The principle of total potential energy with stationary value in system of particles and its application;
动力学总势能不变值原理在质点系建模中的应用
A geometric property of finite lattices is derived from the moment of inertia of a system of particles about a fixed axis.
从质点系绕定轴转动的转动惯量出发，导出有限点阵的一种几何性
The particle system movement rule has been stated clearly in the classical of force.
经典力学中有关质点系的运动定律已经表述得相当清楚 。
Two steel frames with different interlaminar stiffness are considered as the mass-system model.
采用质点系模型,利用时程分析法,分别使用以加速度和速度峰值为标准化的地震波,对两种层间侧移刚度分布不同的钢框架模型做了详细深入的分析和对比。
Base on the mass-system model,time-history analysis program was employed to discuss the damping effectiveness of different response values under two seismic waves,and the relationship between input energy、 plastic energy and seismic waves、numbers of dampers were also studied.
本文通过在钢结构模型各层均设置相同数量的软钢阻尼器,采用质点系模型和自编的时程分析法程序,讨论了不同消能减震体系之间各个响应值在两条人工波下的减震效果,研究了输入能、塑性能与输入地震波和阻尼器数量之间的关系。
Based on the mass-system model and time-history analysis program,the relation between setting parameters of dampers and mitigation effect of storey dynamical response was discussed by setting mild steel dampers in floors.
通过在钢结构模型楼层设置软钢阻尼器,采用质点系模型和自编时程分析法程序,讨论了阻尼器设置参数与楼层动力响应值减震效果之间的关系,分别研究了楼层和阻尼器的塑性能与阻尼器有效刚度之间的关系。
Design method of MDOF isolated building based on SDOF model;
基于单质点体系的多层隔震结构设计方法
The paper discusses the movement law on a double point particles(“boot” system), which is linked by a light spring.
对重力场中一个轻弹簧联结的双质点系统 (简称“自举”系统 )的运动情况进行了分析和研究 ,给出了系统实现“自举”的条件及其运动规
This artical approaches the dynamics of relative motion of a system with variable mass.
本文研究变质量质点系的相对运动动力学。
Discusses the dynamic theorem of mass system relative to centre of mass moving in a plane.
论述了质点系相对于随质心一起作平动的座标系的动力学规律。
Dynamic calculation model was series-wound more particle.
动力计算模型采用的是弯剪型串联多质点系。
center-of-mass coordinates
(座标原点与质量中心一致的)质量中心坐标系统
Metamorphic time limits' study on the metamorphic rocks series of Ailao Shan-Diancang Mountain Ranges, west Yunnan.
滇西点苍山-哀牢山变质岩系变质时限研究
Reaserch on QHCCI (Quasi-Homogeneous Charge Compression Ignition) Combustion System;
QHCCI（准均质充气压缩点燃）燃烧系统研究
An analysis on one-dimensional motion of a particle in rotating coordinates system;
对一维平面转动系中质点运动的分析
A Study on the Nature of Obligation;
债的本质研究:以债务人关系为起点
Characteristics and quality evaluation systems of higher education in United Kingdom;
英国高等教育的特点及质量评估体系
Some Thought of Quality Management System Authentication and Going up;
对质量管理体系认证升级的几点思考
Essentials to Establishment and Application of ISO 9000 Quality System;
ISO9000质量体系建立和实施要点
Influence of an Impurity on the Binding Energy for an Cylindrical Quantum Dot
杂质对柱形量子点系统束缚能的影响
low-mass particle
小质量质点，轻质点
Quality management systems and other management system focuses
质量管理体系与其他管理体系的关注点
point representing the mean position of the matter in a body.
物体系统上被认为质量集中于此的一点。
The gradation in the physical properties of the alkanes is typical of a homologous series.
烷烃物理性质的逐渐变化是同系列的特点。
THE LAGRANGIAN ABD EBERGT FORMULA FOR A SYSTEM OF PARTICLES IN THE ROTATION FRAME OF REFERENCE
在转动系中质点组的拉氏函数和能量表达式
Theoretical Study on Electronic Transport Properties of Coupled-Quantum-Dot System;
耦合量子点体系电子输运性质理论研究