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本文介绍一种摆锤试验机改制的简便方法,即改变测力活塞力臂的办法,供有关同志参考。根据摆锤试验机(以下简称试验机)测力原理可知(参见《计量技术考核纲要》力学分册第54页及图1):
This article describes a simple method of pendulum test machine restructuring, that is, the way to change the force arm of the measuring force for reference by the relevant comrades. According to the pendulum testing machine (hereinafter referred to as testing machine) measuring principle can be seen (see “Metrology and Technology Assessment Program” mechanics volume p. 54 and Figure 1):