关于物质即能量，源自古埃及和希腊的宇宙七原理中的振动原理（principle of vibration）：没有任何东西是静止的，一切都在动，一切都在振动。佛教经典也在2600年前提出宇宙间的所有事物都是由振动组成。
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Based on the basic principle of vibration drilling, its kinematics characteristics was analyzed and the cutting conditions of twist drill were studied.
基于振动钻削的基本原理，对轴向振动钻削的运动学特性和钻尖切削状况进行了分析。
Secondly the principle of vibration time effect is elaborated. The reasons of producing residual stress and its influences on mechanical workpieces are analyzed.
其次对振动时效的原理进行了详细的阐述，分析了残余应力产生的原因及对机械工件的影响。
The principle of vibration systems of ultrasonic vibration honing are discussed. The vibration effect of horn, curved vibrating disc and child system are analyzed by experiments.
论述超声波振动珩磨振动系统的原理，通过振动试验分析振动系统中的变幅杆、弯曲振动圆盘、振动子系统的振动效果。
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