• 1. mechanical impactor: 机械冲击器
• 2. mechanical l impactor: 机械冲击器

• 1.According to the nitrogen inflating hydraulic impactor principle of work, establishes a new type of hydraulic impactor control project base on mechanical electrical hydraulic control system.
  根据氮爆式液压冲击器的工作原理，建立了基于机电液控制的新型液压冲击器控制方案。
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