By Differential Quadrature Method (DQM), the transverse vibration and stability of the rotating circular plate and the eccentric rotating circular plate are studied in this paper.
本文用微分求积法对旋转圆板以及偏心旋转圆板的横向振动和稳定性进行了分析。
By taking advantage of rotating centrifugal force and the supporting effect of eccentric short drill collar, we cut off the axis inclination of bit, and avoid well inclination.
利用偏心钻具在旋转过程中的离心力和偏心短钻铤的偏重带的支撑作用，减小了钻头轴线倾角，从而减少了井斜。
It USES the two eccentric synchronous rotating runners to drive the paddle to enhance ship thrusting efficiency, has simple structure and can make the ship run on a shallow waterway.
本发明利用偏心同步旋转的两个转轮带动桨叶运动来提高船舶的推进效率，结构简单，且能使船在浅水航道中行驶。
The photographing Angle can be changed by rotating the eccentric motor or the flat vibration motor to achieve photographing at different angles.
本发明利用偏心电机或扁平振动电机的旋转改变拍照角度，完成不同角度的拍照。
It has been found that at the jet flow cross-section near the impingement surface accompanied by the appearance of two counter-rotating vortex pairs there emerge two eccentric peak values.
结果发现在冲击面附近的射流横截面上，伴随着两个反向旋转涡对的出现，形成了主流速度的两个偏心峰值。
The nonlinear vibration is analyzed analytically first. With the numerical method, the bifurcation behaviors and chaos are studied with such parameters as clearance, eccentric and rotating velocity.
首先对其非线性振动响应进行了解析分析，然后用数值方法研究了间隙、偏心和回转角速度等参数变化所导致的系统分岔和混沌运动的特征。
The nonlinear vibration is analyzed analytically first. With the numerical method, the bifurcation behaviors and chaos are studied with such parameters as clearance, eccentric and rotating velocity.
首先对其非线性振动响应进行了解析分析，然后用数值方法研究了间隙、偏心和回转角速度等参数变化所导致的系统分岔和混沌运动的特征。
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