落らく錘すい

noun

falling weight; drop-weight

Engineering term for a weight used in impact tests, such as drop-weight tests or falling-weight impact strength measurements.

• 落らく錘すい試し験けんで材ざい料りょうの衝しょう撃げき強きょう度どを評ひょう価かする。

  Evaluate the impact strength of the material with a drop-weight test.