【摘要】 地震引起的震动 ,是以波的形式从震源向各个方向传播。将一个密封的单摆固定于地面 ,地震发生时 ,将会引起单摆摆动。用一个简单的电子装置对单摆摆动的时间、方向、次数进行监测 ,就可以准确地记录地震发生的时间、方位和强度更多还原

【Abstract】 When the earthquake takes place, it will make a single pendulum swing. Make a simply electronic system, which can measure the speed, direction and intensity of the single pendulum’s swing. Then use this system to measure and record, you can know the time, direction and intensity of the earthquake.更多还原