Magnetic braking systems are harder to explain than centrifugal systems as they rely on a spool made of aluminum (a non-magnetic metal) reacting to a set of magnets.

磁力刹车系统比离心刹车系统更难解释，因为他们仅靠一个铝盘(非磁性材料)和一套磁片来相互作用。

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The usage and hidden trouble of hand brake of locomotive if introduced, an automatic protective set is added to limit locomotive moving on braking state.

介绍了机车手制动机的作用及机车运行时手制动机处于制动状态的危害。

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A mathematical dynamic model is set up and the effect of service and structure parameters upon stopping distance, braking time, and the time lag between front and rear wheel lockup is analyzed.

文中建立了力学和数学模型，分析研究主要结构和使用参数对制动距离、制动时间和前、后轮抱死间隔时间的影响。

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Williams are testing a flywheel kinetic energy recovery system - the device that stores energy under braking - and have set up a company to develop the technology both for Formula One and further applications outside the sport.

BBC: Williams opt against new system