equivalent mass

常见例句

Relation between the equivalent mass factor of structure and periods of structures on different sites.
结构等效质量系数与场地和结构周期的关系。
The conception of mass subset is proposed for aerosol which also has been extended to the equivalent mass subset corresponding to counting signal channel.
提出悬浮颗粒质量子集的概念，并将其推广为与计数测量信号幅度档对应的等效质量子集概念。
Based on collision theory, the concepts of collision coefficient and equivalent collision mass of foundation are proposed. and the dynamic contact condition is also established.
在动接触力的计算中，基于碰撞分析理论，提出碰撞系数和地基等效碰撞质量的概念，建立动力形式的接触条件；

Weight and mass are not equivalent as weight can change with gravitational changes.
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