center of percussion是什么意思

网络释义

用法例句

It is assumed that the rigid bodies are hinged at the center of percussion.

该系统的动力学约束是二阶非完整的,通过给定其中一个刚体的加速度输入,并假设被动关节安装在刚体撞击中心处,系统可以产生两种不同形式的绕撞击中心的转动。

By controlling of the translational acceleration on the passive joint and considering the motion of the center of percussion of the link, the underactuated link has three different kinds of motion.

该系统中欠驱动杆的动力学约束是二阶非完整的,通过控制欠驱动关节的加速度,并考虑撞击中心的运动,欠驱动杆可产生三种不同形式的运动。

Local characters of finite state multiplicity spectra in high energy 16￣O-induced nuclear emulsion(Em)and 32￣S-induced gold nuclei(￣197Au)violent central collisions are investigated systematically.

６—２００ＡＧｅＶ的束流能区内，系统研究了氧离子（１６Ｏ）诱发乳胶核（Ｅｍ）和硫离子（３２Ｓ）诱发金核（１９７Ａｕ）中心相互作用中末态产生粒子多重数谱的局域特征，给出了离散对平均多重数、入射能量和碰撞中心度的依赖以及阶乘矩Ｆ２随能量和中心度的变化，考查了局域赝快度窗口中多重数分布参数化的有效性，分析了归一化方差对窗口的依赖关系，估计了中心碰撞下粒子发射源数目。

This paper gives a formula to calculate the center of percussion on a man s upper and lowerlimbs in sport activities.

本文推出了人体上（下）肢打击中心的计算公式，并通过计算得到当肘关节或膝关节约呈５０°角屈曲时，其打击中心恰在腕关节或踝关节处，这在某些体育技术的运用中有重要意义。

The Mathematical Model of Center of Percussion on Body s Limbs and Its Analysis in Sports Practice;

人体四肢打击中心的数学模型及实践案例分析

Regional Centre for Combating Organized Crime and Corruption

打击有组织犯罪和贪污区域中心

Batter:The player at bat in baseball and cricket.

"打击手:棒球、板球中的击球员,打击手。"

The player at bat in baseball and cricket.

打击手棒球、板球中的击球员，打击手

fishingcoring jar

打捞和取心用震击器

Fighting or boxing at close range.

近击拳击中近距离的出拳或打击

She never recovered from the shock, and soon afterwards died of anger and grief.

她再也没有从这次打击中恢复过来，不久她便因生气和伤心而死去。

He goes to the pistol range and practices on cardboard versions of you.

他每个月到射击场去练习5次 他每一抢都能打中靶心

For instance, concussion creates an invisible bulge in the fabric of reality, and the psion uses that bulge to pummel the desired target.

例如，“冲击波”在客观世界中创造无形的膨胀，心灵术士用这种膨胀来打击目标。

The majority of shots in doubles should and do go down the middle of the court.

▼双打多数打击应该而且确实直击朝向球场中央。

The section of a band or an orchestra composed of percussion instruments.

打击乐器组交响乐队中由打击乐器组成的部分

] free pass [hit by pitched ball]

保送上垒[打击手被球击中

hit violently, as in an attack.

比如在一次攻击中猛烈地打击。

The batter connected for a home run.

这个击球手击中了一个本垒打。

Bus Attack Incident Pounds Middle-East Peace Talks

巴士伏击事件严重打击中东和谈

The batter swung and missed.

汤姆: 击球员挥棒打球但没有打中。

The fighter hit at his opponent but missed.

拳击手向对手打了一拳, 但是没有打中。

Oh, the batter hit the ball - but not very well.

啊！击球员打中球了。不过打得不十分好。