• 1. Percussion drill: 冲击钻 | 冲击钻机 | 冲唤钻机 | 冲唤凿岩机
• 2. Percussion Drill Hammer: 冲击钻头 | 冲魂锤
• 3. taper shank percussion drill: 锥柄冲击钻

更多释义

• 1.A novel percussion drill relates to a percussion drill, in particular to the percussion drill with the function of measuring the hardness.
  新型冲击钻涉及一种冲击钻，特别涉及一种具有硬度测量功能的冲击钻。
  dict.yoduao.com
• 2.According to the structure and operating principle of the JSL-30 drill rig, a drill parameter tester was developed especially for percussion drill.
  结合JSL - 30型钻机结构和工作原理，研制了适用于振动条件下的钻进参数检测系统。
  dict.yoduao.com
• 3.And also the author introduces the characteristics and application benefits of the new chain-type percussion drilling, and analyzes the popularization and application prospect of the drill.
  并介绍了新型链式冲击钻的特点及应用效益，进一步分析其推广应用的前景。
  dict.yoduao.com

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