质点

One instance of simple harmonic motion is that of the projection on any diametre of a point which describes a circular path with uniform angular velocity.

当一质点以匀角速度作圆周运动时，则它在任意直径上的投影的运动便是简谐运动的一例。

One instance of simple harmonic motion is that of the projection on any diametre of a point which describes a circular path with uniform angular velovity.

当一质点以匀角速度作圆围运动时，则它在作意直径上的投影的运动便是简谐运动的一例。

The result shows that the Particle-tracing Method is not only less diffusive, but also more conservative.

结果显示质点跟踪法不仅耗散更低，而且守恒性也更好。

Ship motion has go through two–dimension to three-dimension in theory .

在理论上，船舶运动方程也经历了从质点运动到二维再到三维的变化。

P-wave: An elastic body wave in which particle motion is in the direction of propagation.

P-波：质点运动方向与波传播方向相同的弹性体波。

The definition of the definition of wavelength wavelength wavelength ----: along the direction of wave propagation in the wave graph position of relative equilibrium displacement of the adjacent same time the distance between two particles.

波长的定义波长的定义----波长：沿着波的传播方向，在波的图形中相对平衡位置的位移时刻相同的相邻的两个质点之间的距离。

Discretization is a new method in this paper.

本次研究的主要方法是离散化和质点运动等，这也是本文的一个新方法，通过比较相关的资料，可以发现，这种方法是合适的，也是可行的。

DISPERSOID AND SiC PARTICULATE STRENGTHENED Al COMPOSITES Ⅱ.

弥散质点和SiC颗粒复合强化Al基复合材料Ⅱ。

Based on the finite element method, the multi-mass dynamic model of a recovery parachute system is developed to study the main parachute performance using an attached apex drogue during the deployment.

采用有限元方法，建立降落伞回收系统的多质点动力学模型，研究了牵顶伞在拉直过程中对主伞性能的影响。

Firstly, single bubble in the dense zone of fluidized bed was simulated, the second is the curve of the fluid particle, the third is solid space ratio distribution, the fourth is particles velocity vectorgraph and particles volume fraction, the fifth is grain press drop and rapid kinetic energy and rapid kinetic energy dissipation ration.

模拟了反应器中气泡的产生、形成、发展及爆裂，流体质点在运动过程中走过的曲线，炉膛内固相空隙率的分布，床内颗粒浓度场和速度场的分布，床内压降的分布，湍动能和湍动能耗散率。

Methods: Five patients with parkinsonism or dystonia were assigned to general anesthesia using an modified endotracheal tube.

本实验依照人体实验之相关规定进行，五位患有帕金森氏症或肌张力异常的病人接受神经立体定位手术。

If you can benefit from this book, it is our honour.

如果您能从本书获益，这将是我们的荣幸。