查询词典 reciprocating motion

Chapter 2 proposes a fast GME method based on the principle of the symmetry elimination and difference of motion vectors to reduce the computational complexity of global motion estimation.

第1章绪论部分首先阐述了选题的意义，然后对国内外研究现状进行了综述并作了相应的总结，最后介绍了本课题的主要研究内容和论文结构。

To reduce the computational complexity of Global Motion Estimation, a fast GME method based on the principle of the symmetry elimination and difference of motion vectors is proposed.

摘要该文针对全局运动估计计算复杂度过高的问题，提出了一种基于运动矢量对消和差分原理的快速全局运动估计方法。

By means of the fractions of the equation of the non一ideal constrained motion of the particle along the plane curve on the tangential direction and normal direction,the motion speed expression of the particle under this condition is derived,the constrained counter force is further gained,thus some non一ideal constraint problems are solved from the given angle.

通过质点沿平面曲线的非理想约束运动方程在切线和法线方向上的分式，导出质点这一条件下的运动速度表示式，并进一步求出其约束反力，从一定角度解决一些非理想约束问

Shortly after the Academy of Motion Picture Arts and Sciences was organized in 1927, a dinner was held in the Crystal Ballroom of the Biltmore Hotel in downtown Los Angeles to discuss methods of honouring outstanding achievements, thus encouraging higher levels of quality in all facets of motion picture production.

电影艺术科学院于1927年刚刚成立后不久，在洛杉矶巴尔的摩酒店的水晶舞厅举行了一次宴会，讨论如何奖励电影制作的杰出成就，以鼓励电影制作水平的全面提高。

Firstly, on the base of graph theory, this dissertation gives the integrity knowledge expression and realization of product motion model, including the topological structure, motion dimension, drive information and physical characteristics.

给出了产品运动模型的完整信息表达及实现方法，在基于图论的机构拓扑结构表达基础上，建立机构运动尺度信息、驱动信息和运动单元的物理特性信息。

Based on the topological dimension reduction method presented by B. Zhang et al for the problem of motion planning in the environment consisting of precisely known polygonal or polyhedral obstacles, we further discuss the problem of motion planning for a multi—joint robotic arm.

对由完全精确已知的多边形或多面体组成的障碍环境中的运动规划问题，在张钹等提出的拓扑降维法的基础上，本论文进一步探讨了应用拓扑法的多关节机械手的运动规划问题，其中重点解决了状态空间中连通块的划分问题和连通块之间连通性的判别问题。

After the simulation system based on these algorithm for motion planning is set up, the correctness of partition principles is confirmed by many typical simulation experiments, so does the feasibility of motion planning for multi-joint robot based on topological dimension reduction method.

经过状态空间的划分，得到许多连通块，根据连通块之间的连通性的判别条件，构建特征网，最后根据搜索算法在特征网上搜索连通路径，进而从特征网上的连通路径求出机器人运动的几何路径。

In some embodiments, more than one motion sensor may be used to track the motion of the ball roller in more than one plane of movement.

在某些实施例中，一个以上的运动传感器可用于跟踪所述球辊在一个以上运动平面中的运动。

By analyzing the characteristics of smoke motion, a motion accumulation and translucence combined model is proposed for video smoke detection.

通过分析早期火灾烟雾运动规律，提出了一种适用于普通可见光视频的运动累积和半透明的视频烟雾探测模型。

An object at rest tends to stay at rest and an object in motion tends to stay in motion with the same speed and in the same direction unless acted upon by an unbalanced force .

一节运动的物体趋向于仍保持原来的速度的大小和方向运动，静止的物体将永远静止，除非有不平衡的外力迫使它改变这种状态为止。

Finally, the Knight strung a line between two of the monoliths and tied the horses up there.

最后，骑士们在两颗巨石之间拉了一条绳子，将他们的座骑绑在上面。

T7zN/hyS0 The island lies south by east from here.

那个岛位于此地的正南偏东方向。