1·Time dilation effect and the inherent of its mechanisms based on compound pendulum at relativistic motion are studied.
研究复摆钟在相对论运动下的钟慢效应和复摆钟发生钟慢效应的内在机制。
2·Varying regularity of libration period on overweighted compound pendulum was obtained by theoretical reasoning? Research and analysis.
通过理论推导、研究和分析，得出了加配重复摆振动周期的变化规律。
3·A new measuring instrument of rotational inertia has been devised by the fixed - axis rotation principle and parallel axis theorem of compound pendulum.
利用复摆定轴转动原理和刚体平行轴定理设计的一种新型转动惯量测定仪。
4·Based on the principle of compound pendulum, the measurement method and corresponding equipment for the centroidal deviation and the rotary inertia of rocket projectile were described.
基于复摆原理，阐述了箭弹的质偏和转动惯量的测量方法及装置，推导出了质偏和转动惯量的计算公式。