Dynamic characteristics of Beck s column with concentrated mass;
集中质量对Beck杆动力特性的影响
Vibration of uniform and nonuniform rods connected to a concentrated mass;
系有集中质量的均匀与非均匀弹性杆的振动问题
Solving the vibration problem of elastic rod with concentrated mass on one end by Laplace transformation;
再论用Laplace变换法求解端点系有集中质量的弹性杆的振动问题
The mechanical admittance spectrums of the intact pile and all kinds of defective piles are computed largely according to the lumped mass model of the pile system.
根据桩基系统的集中质量参数振动模型,对完整桩和各种缺损桩模型的导纳谱进行了大量的正演计算,按照导纳谱特征与桩基的缺损类型及缺损位置之间的对应关系,编制了相应的判读软件DSP1。
By means of a symbol of operation,the new analytical expressions of the frequency equation and the modal function of lateral vibration of a beam with lumped masses were derived.
引入运算符号 ,导得带任意个集中质量的梁弯曲振动频率方程和振型函数新的解析表达式 。
This paper gives an accurate analytic method of lateral natural vibration of beams with lumped masses and elastic supports.
本文给出带集中质量和弹性支承梁横向固有振动的精确分析方法。
The lumped mass finite element method for nonlinear pochhammer-chree equation;
非线性Pochhammer-Chree方程的质量集中有限元法
To find related factors influencing the quality of paper mould-cutting,the article establishes a dynamic model of back gauge positioning mechanism based on lump-mass method in reasonable hypothesis condition.
为了找出机构对纸张模切质量的影响因素,在合理假设条件下采用集中质量法建立并简化了机构的动力学模型,并对高速工况下后靠规的动态响应进行了求解,得到了模切机在两种不同转速下后靠规的动态响应曲线。
The lump-mass method is used to calculate the first band gap of one-dimensional two-component and three-component periodic structure.
本文采用集中质量法计算一维二组元、三组元周期结构的第一带隙(起始频率最低的带隙),在此基础上讨论了各组元材料的材料参数(弹性模量、密度、泊松比等)、结构参数(晶格常数或各组分厚度、材料组分比)对第一带隙的影响,最后设计了三种基础模型,并分别用Patran/Nastran和ANSYS对其中隔震性能最好、最接近实际应用的的混凝土-丁腈橡胶-钢板三组元基础进行瞬态响应分析和谐响应分析。
The lumped-mass method was employed to calculate the vibration band gaps of one-dimensional phononic crystals consisted of granite and nitrile rubber,the effects of the number of lumped-mass,lattice constant,volume fraction and viscoelasticity of nitrile rubber on band gaps were also investigated.
采用集中质量法计算了一维花岗岩/丁腈橡胶声子晶体的振动带隙,研究了集中质量数、晶格常数、组分比及丁腈橡胶的粘弹性对带隙的影响。
In this paper, the dynamic character of rectangular plate with four edges supported, three edges supported and one edge free, one opposite edges supported and other edges free are analyzed with the lumped-mass method and the corresponding program is designed with the method of subspace direct iteration.
采用集中质量法分别对四边支承、三边支承一边自由、一对边支承一对边自由的矩形薄板进行了动力分析，并用子空间正迭代法编制了相应的程序。
The lumped mass matrix is a diagonal matrix.
集中质量阵是一个对用阵。
Neglect the axial deformations and consider only the lumped masses.
略去轴向变形不计，仅考虑集中质量。
Modal Analysis of Complicated Elastic Plate with Concentrated Mass;
含集中质量的复杂域弹性板模态分析
The Research on the Vibration of the Thin Plate with Concentration Mass;
带有集中质量的薄板振动问题的研究
Emulator of Dynamic Force Response of Steam Turbine Blade System with Lumped Mass;
带有集中质量汽轮机叶片系统动力响应仿真
Vibration Analysis of Kirchhoff Plates by the Nonconforming Element Method with Mass-Lumping;
薄板弯曲问题的集中质量非协调有限元模拟
They concentrated their efforts on turning out more products of higher quality.
他们集中力量制造更多高质量的产品。
We must concentrate our efforts on improving the quality of our products.
我们必须集中力量，提高产品质量。
The Quality Control in Collection Process of Corporation Competitive Intelligence;
企业竞争情报采集过程中的质量控制
Ownership Concentration,Investors Protection and Quality of Information Disclosure;
股权集中、投资者保护与信息披露质量
The Integration of 6σ and Quality Management Subsystem in ERP;
6σ与ERP中质量管理子系统的集成
The Analysis of Auditing Market Concentration Based on Auditing Quality
基于审计质量的审计市场集中度分析
Application of rough set on quality evaluation of fused image
粗糙集在融合图像质量评价中的应用
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。
All the mass of the body can be assumed to be concentrated at its centre of gravity.
物体的质量可以假定全部集中在重心上。
We can assume all the mass of the body to be concentrated at its centre of gravity.
我们可以假定物体的质量全部集中在重心上。
The Research on Group Customers Service Quality of China Unicom Limited JIANGXI Branch;
中国联通江西分公司集团客户服务质量研究
The Integration Application of SCOR、6Sigma and ERP in Supply Chain Quality Management;
SCOR、6Sigma与ERP在供应链质量管理中的集成应用研究