静力学

After several tests for the interatomic potential, it is shown that the structure, statics, dynamics of alkali metals clusters have been calclulated exactly, this indicateds the validity of the inversion pair potention.

获得的原子间相互作用势，可以较精确地应用于碱金属的结构、静力学和动力学的计算。

A basic solution of both static and dynamic characteristics of a pair of magnetic poles is provided based on local coordinate system.

圆锥电磁轴承转子系统研究本文主要研究了圆锥电磁轴承的静力学特性、动力学特性，轴承转子系统的机电耦合动力学行为，以及系统的设计与分析方法。

The procedure is based on the concept that the critical load of a frame without sidesway is the same as the smallest value among these critical loads of the compression members of the frame with partially restrained ends, and the critical load of every compression member may be determined by the method of successive approximation.

将组成刚架的各桿件视为两端受不同约束的桿件，用静力学的方法求出此等桿件相应的临界荷重，其中最小值即为刚架的临界荷重，举有实例以示演算程序。

Character 2:The algebraic sum of the moments of the forces of a couple about any point in its plane of action is independent of the location of that point and is equal to the moment of the couple.

Statics 静力学性质2：力偶对其所在平面内任一点的矩恒等于力偶矩，而与矩心的位置无关，因此力偶对刚体的效应用力偶矩度量。

A linear statics analysis, for example, will require an elastic modulus, Poisson's ratio and perhaps a density for each material.

线性静力学分析，例如，将需要弹性模量、泊松比和密度为每一个可能的材料。

According to the static analysis ,the parameter and fixing position of the spring were optimized.

弹簧在双曲柄四杆机构中的安装位置及其刚度对机器人前轮、中轮和后轮的受力都有影响，通过对双曲柄四杆机构的静力学分析优化了弹簧在四杆机构中的安装位置。

An example indicates that the method in this paper is feasible, and can replace the conventional quasi statics method.

算例表明了该方法的计算结果与传统方法的一致性，可以替代传统的拟静力学方法。

Associated with the molecular statics relaxation method,a computer modelling technique was provided for the study of structural characteristics of nanocrystals.

结合分子静力学的原子弛豫技术提出了一个对纳米晶体的原子结构模型及性质进行研究的计算机模拟方法。

Static rock mechanics is important in rock burst researches, but it can not explain the whole mechanism of rock burst.

岩石静力学理论在岩爆研究中是重要的，但它还不能阐明岩爆的全部机理。

Based on the static calcuation, it gives the conventional conditions of the normal longitudinal slipway launching, such as the weight, gravity center and tidel level, etc.

本文通过静力学计算，给出常规纵向下水所必需满足的下水条件，如重量、重心、潮位等。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。