The paper introduces an auxiliary propulsion unit(APU)of a certain cannon-howitzer. Em- phasis is laid on the walking system of APU,and mathematical model for the system is set up.

 
  • 介绍了某加榴炮辅助推进装置(APU),重点讨论了 APU 的行走系统,建立了系统的数学模型。
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