运动方程

The equation of electron space trajectory in drifting tube filled with on plasma is given in this paper.

提要 本文给出了充等离子体微波管漂移区电子运动的空间轨迹方程，据电子运动特性沿径向将空间划分为三个区域。

Firstly, a set of elementary maneuvers which find use as candidates for the tactical maneuvers are selected within the bounds of flight envelope.

首先在两机各自极限运动范围内选择一组基本战术动作，这些基本战术动作满足飞机在三维空间内运动的质点动力学方程。

With the definition of overheight, we derived an empirical formula based on a large number of numerical experiments and regression analysis.

在分析描述潮汐影响下滨海地下水运动的控制方程和边界条件的基础上，建立了地下水运动数值模型。

Finally, the physical nature of the Einstein\\\s mass-energy equation is discussed. It is emphasized that the elativistic increase of the mass of a moving body is physically untrue.

我们探讨了爱因斯坦质能方程所蕴含的本质物理内涵，强调运动不可能导致运动物体质量的增加。

The theoretical analysis and experiments are made to prove the dynamic vibrations produced by the lugs of a paddle wheel and the wave equation is proposed.

由理论分析和试验证明了桨式叶轮的推力和运动的波动性受轮叶数N的影响，并提出了力和运动的波动方程。

To research the water retention performance of lowland heightening farmland protection project in Tingzikou Water Control Pivot, large-scale soil column experiments and one-dimensional saturated-unsaturated flow simulations have been performed.

针对亭子口水利枢纽农田防护工程低地垫高方案的保水性能，在室内大型土柱试验的基础上，建立基于Richards方程的一维饱和-非饱和水流运动数学模型，模拟分析不同防护方案条件下土壤水分的运动过程和保水性能。

Apply the rigid body movement of space and the matrix of loeation tronsformation of space to get the mathematic.

用空间刚体运动及空间位置变换矩阵导出自由刚体运动的教学描述方程。

It's discussed that self-excitation vibration mechanism with creeping phenomenon for lower motion parts running speed in NC machine tool feed system.

讨论了数控机床进给系统中因运动部件转动速度较低，因而产生爬行现象的自激振动机理；通过对进给系统建立运动模型、导出振动方程从而对爬行现象进行了理论分析。

From the established manipulating kinematics equation, the kinematics determinacy of multi-fingered hand manipulation is systemically discussed, and the analytic formulae of joint self-motion and the contact motion caused by the joint self-motion are given.

从得到的运动学方程出发，分析了多指手滚动操作的运动学确定性问题，给出了关节自运动及由其生成的接触点运动的显表达式。

When the base of the plume moved, the rest of the feather acted as if it were a spring pendulum -- a fairly standard physics equation.

当羽毛的底座移动的时候，羽毛的其他部分会按照弹簧摆的运动方式来运动——这是个颇为标准的物理方程。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐