简谐振动是振动的基础。 本文讨论了简谐振动的特点，简谐振动的定义以及普通物理力学中振动与理论力学中的微振动之间的关系。
The characteristics and definition of simple harmonic motion are discussed, and the relationship between vibration in general physics mechanics and micro-vibration in theoretical mechanics as well.
对普通物理力学中平行轴定理与理论力学中柯尼希定理相互间关系进行了讨论。
It is discussed that relations between the theorem of parallel axle in the common physics mechanics and the theorem of Konig in the theories mechanics.
本文根据物理实验教学的特点，对在普通物理实验中重视开设演示实验进行了讨论，并做了几点尝试。
The physics demonstration experiments have already been playing an important role in the college physical teaching and now are indispensable to the college physics teaching.
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