查询词典 kinematics

Analyzed on dynamics and kinematics about rotary ditching machine , it is feasible and advanced on practice test.

通过对前置上切削旋转开沟机具运动学、动力学的分析和计算，以及对前置上切削旋转开沟功耗的分析，解决了小功率管理机挖深沟的问题；通过试验和生产考核，证明了该套机具可行性与先进性。

Kinematics model of elastic rubber parts, first is the simplified three vertical springs 22, in which an alternative to rubber axial deformation, and the other two vertical springs alternative to radial deformation of rubber parts.

弹性运动学模型中首先是橡胶件简化成三根两两垂直的弹簧，其中一根替代橡胶件的轴向变形，另两根垂直的弹簧替代橡胶件的径向变形。

The mathematical models of the airframes kinematics and dynamics are established.

本文的工作主要包括以下几个方面：(1)建立母弹运动数学模型。

In tectonics, the relationships of fault geometry, kinematics and kinetics to the anticlines are discussed, and in sedimentology, the deposite rate and the characteristics of sediments are described.

在构造方面，主要包括断层的几何学特征、运动学特征和动力学特征与滚动背斜的关系；在沉积方面，主要包括沉积速率和沉积物的性质。

This thesis also improves the algorithm of iterative calculation of direct kinematics on two aspects. One is to solve the "floating" problem, which is the change of the leg lengthes when nuts of ballscrews rotate around their own axises.

通过对几类关键受限变量——杆长、关节摆角、倾倒角和旋转角进行相关运动学计算，实现对它们的限位约束；同时，针对因滚珠丝杠螺母副引起的杆长随角度变化而&浮动&的特殊问题，对正向运动学迭代算法进行改进，加快了收敛的速度； 3。

Results of simulation analysis confirms that kinematics characteristics of double cavity jaw crushers meets crush's demands.

分析结果证实了双腔颚式破碎机的运动特性满足破碎要求，但机架处存在很大的摆动力。

Then the error models of the SINS and the GPS are established respectively, and the kinematics and the dynamics equations of the guided shell are founded with which ballistic trajectory of ERGS is simulated.

建立了制导炮弹弹体运动学和动力学方程，并进行了超远程炮弹的弹道仿真计算。

This paper presents a new type of finger based on pneumatic bending joint and establishes the kinematics equation of the finger by using coordinate system transform.

提出了一种新型气动弯曲关节手指，并应用坐标变换的方法建立了手指的运动学方程。

Aiming at the key technology of numerical control, taking NC gear shaper as research object, some issues are studied in this paper.1 NC gear shaper YK5120 was developed.1 Three dimensional model of NC gear shaper is built, kinematics simulation and interference checking of NC gear shaper are carried out.2 Based on kinematic theory of multi-body system, the precision of gear shaper and the error of generated gear are analyzed and simulated.3 Applying finite element software, the natural frequency and mode of NC gear shaper are analyzed.

本文针对插齿机数控化中的关键技术，以数控插齿机为研究对象，做了以下研究工作：1 设计完成YK5120型数控插齿机机械结构；2 建立了数控插齿机的三维模型，并对其进行了运动仿真和干涉检验；3 以多体系统运动学理论为基础，对数控插齿机的精度和齿轮加工误差进行了分析与仿真；4 应用有限元软件，对数控插齿机的各阶固有频率及振型进行了分析。

Based on coordinate analysis,kinematics simulation of Tripods and Hexapods was done with the help of C++ Builder.

在坐标分析的基础上，用C ++Builder实现了对三足和六足并联机器人的运动仿真。

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％。