组合分析

For a kind of nonlinear dynamic absorber of blade out of plane, the combination resonance is studied in Chapter 6 by using the method of multiple scales. The approximate steady state solution of the first order is derived first Then, the stability and bifurcation properties of the system response are investigated.

我们针对一种桨叶挥舞方向的非线性动力吸振摆，利用多尺度法考察了它发生组合共振的情形，给出了系统响应的一阶近似稳态解，并且详细分析了系统响应的稳定性和分叉特性。

A nonlinear full-range analysis of bearing brick masonry longitudinal wall has been carried out in this paper. A combination plane frame composed of RC beams and brick masonry columns is choosed as computational diagram.

对混合结构的承重纵墙进行非线性全过程分析，计算简图是由钢筋混凝土梁和砖砌体柱组成的组合平面框架，采用实际刚度法的杆系模型。

A framework of 2D high resolution geologic correlation is built for the 2nd member of Hetaoyuan Fm of delta facies and the characteristics of combination and plane distrib.

并在此基础上在核二段三角洲相地层建立了二维高分辨率地层对比格架，分析了不同的沉积时期各沉积微相的组合特征和平面分布特征。

The theoretical analysis of C plate that frame combination of heavy-duty die forging hydraulic press is finished, can get the relations that pressure and the preload of the drawbars.

对组合板框式巨型模锻压机主机架的关键件C形板进行理论受力分析，得到工作载荷P与夹紧拉杆预紧力F0之间的关系。

By means of combining different weight coefficients, the decision-making analysis under different preference of indices can be implemented.

通过不同的权重系数组合可实现不同指标偏好的决策分析。

To enhance the reliability of bearing seal of cone bit, this paper plans to adopt face-radial combination sealing structures; that is to say, end-face and radial seal are arranged in one bit simultaneously. The nonlinear finite element method is applied to analyze and optimize the design of sealing structures.

为了提高牙轮钻头轴承密封的可靠性，本文设计采用端面-径向组合密封结构，即在一只钻头中同时布置端面和径向密封，采用非线性有限元方法对密封结构进行分析和优化。

A lubricating oil compound was developed by analyzing the tribological traits and lubricating model of cold rolling mill for copper plates ,which can meet the technical lubricating of the four roller rolling mill and has good lubricating and anneal cleaning properties.

通过对铜带材冷轧加工的摩擦学特性及润滑模型分析，开发了具有良好润滑性及Ebner光亮退火清洁性的润滑剂组合物，完全满足了铜带材四辊可逆冷轧机组的工艺润滑要求。

The research contents include: slip distribution rules; slip effect on deflection in service stage; the impact of the interface friction, the paper fitting calculation formulae of cross section flexural Stiffness break subtract modulus, on the base of experimental study and ANSYS FE result, in addition to, present some significative advice for practical design.

本文在试验数据和有限元分析的基础上回归得出了组合梁截面抗弯刚度折减公式，并为实际设计提出了几点参考建议。

When switch on the combined power supply in some mobile stations, AC leakage current breaker breaks off often.

针对部分移动基站的组合电源开通时，出现交流漏电流断路器经常跳开的现象，以DMA14-48/50风冷开关电源模块为例，分析了开关电源的漏电流产生原因，并对其漏电流值进行了计算和测试。

Some rock slopes with different combination of joints varying in number andcut-through ratio, The influence of cut-through ration, position and combination form ofjoints on slope failure mode is discussed.

计算分析了含单一及多组节理、贯通及非贯通节理不同组合时岩体边坡的失稳规律，论了节理存在分布对岩体边坡稳定性的影响。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失