“drop weight impact testing machines”的概念、定义、翻译、参考文献-科学参考

单词	drop weight impact testing machines
释义	drop weight impact testing machines Encyclopedia 工学冲击试验机释 drop weight impact testing machines落锤冲击试验机采用具有一定势能的落锤，在重力的作用下沿竖直方向落下并冲击试样，测定材料在动负荷下抗冲击性能的试验机。
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