excavator

• Earth - moving machinery . hydraulic excavators . lift capacity
  土方机械.液压挖掘机.提升能力
• Pilot valve for hydraulic excavators . technical specifications
  液压挖掘机用先导阀.技术条件
• Stability of hydraulic excavator . safety technical requirements
  液压挖掘机稳定性.安全技术要求
• Hydraulic excavators - test methods for reliability
  可靠性试验方法
• Hydraulic excavators - technical specifications
  液压挖掘机技术条件
• Hydraulic excavators test methods for reliability
  可靠性试验方法
• Hydraulic excavators . operator ' s controls
  液压挖掘机.司机操纵装置
• Concentrated lubrication special oils exploitation of 10m3 excavator
  3电铲集中润滑专用油的开发
• Analysis and research on excavator load sensing pump control system
  挖掘机负荷传感泵控系统的分析
• The confirmation of the theoretical maximal digging force of excavator
  挖掘机最大理论挖掘力的确定