| 释义 |
ballistic pendulum- 英?[b??l?st?k ?pendjul?m]
- 美?[b??l?st?k ?p?nd??l?m]
英英释义Noun1. a physical pendulum consisting of a large mass suspended from a rod; its displacement is used to measure the velocity of a projectile
行业词典体育弹道摆锤??? 力学弹道摆??? 物理学冲击摆???
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