查询词典 kinematics

To accurately quantify three-dimensional in vivo kinematics of fractured scaphoid in wrist flexion-extension and radial-ulnar deviation,and to provide the theoretic proofs to clinical application.

在体研究手舟骨骨折后屈-伸和桡-尺偏运动时的三维运动学变化，为临床诊治提供理论指导。

And the hydraulic system cushioning attachment has a great effect on kinematics characteristic and dynamics characteristic of the slewing system.

本文将通过对挖掘装载机挖掘装置回转液压系统静、动态特性的仿真分析，对挖掘装载机挖掘装置回转液压系统的设计提供一些理论依据。

Firstly,simulation models of grinding process are built,which include the topograph of grinding wheel,the description of kinematics of grinding,grinding force,grinding temperature and wheel w...

首先建立了砂轮地貌、磨削运动的描述、磨削力、磨削温度和砂轮磨损等模拟模型。

It shows that the kinematics and translational dynamics are the same, but they have different rotational dynamics.

分析表明，2种建模方法的运动学方程和平移动力学方程相同，但旋转动力学模型完全不同。

In order to improve the working efficiency and quality of the rice transplanter, the kinematics analysis of transplanting mechanism with the new non-circular planetary gears has been performed.

为提高插秧机作业效率和质量，对非圆齿轮行星轮系分插机构的运动特性进行了研究。

An analysis on the kinematics of a rearward separate-planting mechanism of rice transplanter was conducted by CAD in the paper.

对水稻插秧机后插式分插机构进行了分析。

Through kinematics simulation, the rationality of structure design and planned trajectories of the transplanter were proved. The research provides a theoryetical basis for optimal design of the prototype machine.

建立了移栽机的ADAMS简化模型，通过运动学仿真验证了结构设计、轨迹规划的合理性，为物理样机的优化设计提出了理论依据。

In view of the concrete structure of double front axles steering, and base on related automobile theories and the connecting rod mechanism kinematics, this thesis theoretically analysis the multi-axle steering trapezia and the steering rotary arm mechanism, and establishes an integral space mathematical model of the steering system on the basis of previous achievement.

本文针对双前桥转向汽车起重机的具体结构，利用相关汽车理论和连杆机构运动学的知识，在消化、吸收、归纳、总结前人的成果上，系统、全面地对多桥转向汽车的转向梯形、转向摇臂机构进行理论分析，建立其转向系统的整体空间数学模型。

To eliminate abnormity wear of tires in double-front-axle system of heavy truck, the kinematics and dynamics analysis method is set forth. On the base of the results for heavy double-front-axle truck load distributing and manipulate stability, tire uniformity load condition and deficiency steering characteristic condition of heavy double-front-axle truck are put forward. Steering trapezia space movement formula, double-swing-arm space movement formula and double-swing-arm movement formula in actual status of heavy double-front-axle truck are fetched. Optimization models of steering trapezia and double-swing-arm are founded and optimization arithmetics of transmission system in double-front-axle steering are compiled.

本文以消除重型汽车双前桥转向系统轮胎异常磨损等为目的，阐述了双前桥转向系统的运动学、动力学分析方法；在分析了双前桥重型汽车载荷分布和操纵稳定性的基础上，提出了双前桥重型汽车轮胎均载应该满足的条件、双前桥重型汽车具备不足转向特性应该满足的条件；推导了双前桥转向梯形空间运动关系式、双摇臂机构空间运动关系式和双前桥汽车实际工况下的运动关系式，建立了转向梯形和双摇臂机构优化设计模型，编制了双前桥转向传动系统优化算法。

The kinematic model of vibration system is established and the kinematics differential equations are obtained. On the basis of analyzing unbalancing response, the plane separation equations are achieved.

建立了该振动系统两自由度摆动的动力学模型，得到其运动微分方程，进行了不平衡响应分析，获得求解校正质量的平面分离方程。

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％。