A common myth among players is that a flexible racquet, that bends back more, returns more power to the ball due to a catapult-effect.

Prediction to the Net Driving Power of the Ball Mill Based on Discrete Element Approach

基于离散单元法的球磨机净驱动功率预测

At present, the ball mill in the processing work is one of the main broken equipment, but the low efficiency and high power consumption of ball mill have been concerned by each country and enterprise.

目前，球磨机是选矿工作中最主要的破碎设备之一，但球磨机的低效率、高功耗已成为各个国家和企业所关心的问题。

Influence of high power ball milling time on structural change of Fe-Al powder alloying

高能球磨时间对Fe-Al粉末合金化组织转变的影响

Generation of three dimensional grid for viscous multistage numerical simulation Calculation of the Power of a Ball Mill

一种适于多级粘性计算的三维网格生成方法球磨机的功率计算

Torsional Vibration Research Based on Power Bond Graph in Ball Mill System

基于键合图的球磨机系统的扭振研究

Select appropriate angle and power to hit the ball to the maximum distance.

选择适当的角度和力量，击出球的最大距离。

Microcomputer-Based On-line Regression Analysis and Power Spectrum Analysis of Ball Screw Travel Deviation

北回归线和南回归线滚珠丝杆副导程误差的微型机在线回归分析与频谱分析

The shorter the time to produce the greater power, return the ball is stronger and faster.

时间越短产生的力量越大，回击的球力度越大，速度也越快。

Research on the influence of packing fraction and rotation rate on the power of ball mill

填充率与转速率对球磨机功率影响的研究

Optimum Reliability Design of Gear Power Transmission for Ball Mill in Coal Washing

洗煤厂球磨机齿轮传动的可靠性优化设计

In our Heating Power plant, ball mills rotate all in one and fixed direction during productional operation till the useful life of one of single sides of its big gear is over.

我厂现用的球磨机都是一个方向旋转。当大齿轮单面使用周期到后，需要翻面，这就需要停磨3～4天，且检修工作量也大。

Compared to the outer race, the spin frictional power of ball on the inner race and the temperature rise of inner race are greatly affected by all the three operating parameters.

相比于外圈，球在内圈自旋摩擦功率和温升显著的受轴向载荷、内圈转速和摩擦系数的影响。

It provides theoretical foundation for design of higher efficiency ball piston pump and paves the way for lucubrating and developing of higher power density ball piston hydraulic components.

为高效率球活塞式液压泵的设计提供了理论依据，同时为高功率密度球活塞式液压元件的深入研究及其研制奠定了基础。

The string tension is extremely stable, has good power and excellent ball control.

该线张力非常稳定，具有良好的动力和良好的控球力。

But because of the well-known" manager problem", the power of manager is abused sometimes.

而由于“经理问题”的存在，使经理权具有被滥用的可能。

The ATM WAN System Structure of the Power Manager

电力管理ATM广域网络系统

Research about the Power of Manager

经理权研究

The Influential Power of Manager's Personality and Shaping

浅谈企业管理者人格的影响力及其塑造

These modules include: Realtime Data Sampling, Realtime Data Analyzing, System Setup, Data Transport and Backup, Memory Manager, and Power Manager.

这些模块包括：实时数据采集，实时数据分析/数据重放，系统设置，数据传输/备份，存储管理，电源管理。

Based on HIT-Linux, in addition to analyzing the CPU and the power manager IC, I propose the Linux-DVS framework to implement the DVS algorithms.

另外在对处理器以及电源管理IC的分析的基础之上，提出了一个基于Linux操作系统的实施DVS的LINUX-DVS框架体系。