运动的

By the analysis of dive and horizontal plane nonlinear model, the catastrophe model on de dive plane is deduced, and catastrophe stability is analysized. In the horizontal plane, simplified equation is gained by center manifold theory, then draws the conclusion that the stability of limit circle arises from critical point is relate to small difference of move point and critical point.

通过对潜艇垂直面和水平面非线性运动模型进行分析，导出垂直面运动的突变控制模型，并进行了突变稳定性分析；在水平面运动的非线性分析中，通过中心流形定理简化方程，得出临界点处极限环的稳定性与微差占的符号有关的结论，这样在无法或很难得到李亚普诺夫函数的情况下，可以通过这种方法判别临界点的稳定性。

By using the theorem of moment of momentum with respect to the mass center, the ship motion is devided into translation and rotation respect to the ship mass center, and the six-degree-freedom nonlinear equation can be deduced based on the exactly analysing the force acting on the ship.

基於刚体运动学理论，将船舶在波浪中的运动分解为平动和绕质心的转动，在分析了船舶受力情况的基础上，运用质点系相对於质心的动量矩定理和Newton第二运动定律建立了船舶的六自由度运动的非线性藕合方程。

The radial rectilinear stretching motion is firstly analysed, and its condition is deduced. Then two planetary gear mechanisms are assembled to realize the motion. In addition, the kinematics and dynamics analysis of arm mechanism is done, which provide the theoretic basis for the selection of servomotor and for holding the good dynamics and static performance of the clean robot.

首先对其末端执行器的径向直线伸缩运动展开分析，得出了实现该运动的必要条件，并采用两组行星轮系与连杆机构的组合形式来实现末端执行器的运动，此外还对该机构进行了运动学和动力学分析，为电机的选择以及控制净化机器人的动态性能和静态特性提供理论基础。

Exploration of the macro-management in agricultural risk:(1) Discern and define risk patterns and risk system with open complex giant system theory, then summarize four major risk systematic patterns: Namely systematic levels of risk distribution, risk convergent sport, risk transmit sport and risk scatteration.

农业风险宏观管理的探索：（1）用开放的复杂巨系统理论来定义风险系统和识别风险运动规律，总结概括出了风险系统运动的四大规律：即风险分布的系统层次性、风险发生发展过程的汇聚规律、风险运动的系统传递规律和风险系统中的风险扩散规律。

The intersection of the subvertical foliation adjacent to the porphyroblast rim with an earlier or la ter formed shallowly dipping foliation, which is trapped in the porphyroblast du ring later growth, defines the FIA orientation, and is independent of the moveme nt direction on this foliation.

非洲板块与欧洲板块的相对运动方向和在阿尔卑斯造山作用期间形成的变质产物所指示的运动方向相互一致的事实强有力地表明：FIA是由一种反映板块相对运动的机制形成的。

The paper describes theory of beam noise reduction in adiabatically varying magnetic field, deduces the relation between magnetic field and noise , gives out fourth order Runge-Kutta formula of 2-order differential equation, simulates the effects of different magnetic field on electron motion, the results show good agreement with theory analysis,it confirms that adiabatically varying magnetic field near the cathode can reduce the beam noise.

文章描述了回旋波保护放大器电子束绝热降噪的机理，推导了噪声与磁场的关系和二阶微分方程的四阶精度龙格－库塔法求解电子运动方程的公式，编程计算了电子在不同磁场中的运动轨迹，模拟了不同磁场对电子运动的影响，模拟结果与理论分析相符合，证实了阴极表面附近的缓降磁场可以降低电子束的噪声。

The athletic purpose lies in promoting body health and conciliating in spirit. However, it is more a loss than gain, that getting sports injuries or even irretrievable hurts in the course of the badminton exercise or competition.

运动的目的在於增进身体的健康以及精神的调和，然而，在从事羽球运动或比赛的同时若产生了运动伤害，甚至於造成无法挽回的遗憾，是非常得不偿失的。

Moreover, taking the adsorption process from oven-dry state to the equilibrium state in 20℃,60%RH environment as an example, the dielectric relaxation based on the reorientation of adsorbed water molecules was separated out from that based on the methylol groups in the amorphous region of wood cell wall.

以绝干状态→20℃，60%RH 平衡态的吸湿过程为例，将基于吸着水分子回转取向运动的介电弛豫与基于木材无定形区中伯醇羟基回转取向运动的介电弛豫进行分离，并在 Eyring 的绝对速度反应论的基础上，求得了与吸着水分子进行回转取向运动相关连的热力学量，得到了在吸着过程中吸着水分子与木材吸着点之间的氢键结合随着水分吸着进程的变化情况。

The main factors that affect sustai nable development of mass volleyball include characteristics of technique and tactics of volleyball, teaching staff at the basic level, courts and apparatuses of volleyball, competition system, propagating by news media, investment and construction of volleyball association and the mass volleyball organization at basic level.

在我国排球运动的可持续发展进程中，竞技排球运动、群众排球活动、排球产业开发三个子系统不是不分主次、齐头并进的，而是随着内外环境条件的变化在不同时期有主有次、此起彼伏的。3、目前建立一套完整的我国排球运动可持续发展指标体系的条件还不成熟，现阶段应以建立指标体系的基本框架结构和筛选基础统计指标及指标体系的具体指标作为研究重点。

Finally,for example to describe, fun sports teaching model in Physical Education Application specific cases, mainly refected in the movement of students to master skills and physical training, but it also let experience the fun, and through the experience of sport enjoyment gradually formed lifelong students participate in sports practice ambition and habits,and create a teacher-student interaction, self-display classroom scenes and atmosphere, this ideological construct teaching, teaching objectives, operating procedures and achieve conditions, the effect of key variables, such as evaluation of the overall optimization of sports teaching model.

最后通过快乐体育教学模式在体育教学中的具体应用案例，主要反映在学生很好地掌握运动技能和进行身体锻炼的同时，也让其体验到运动的乐趣，通过对运动乐趣的体验逐步形成学生终生参加体育实践的志向和习惯，营造师生互动、自我展现的课堂情景和气氛，以此构建教学思想、教学目标、操作程序、实现条件、效果评价等主要变量整体优化的体育教学模式。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。