钢绳冲击式钻机的英文

• cable churn drill
• cable drill
• cable system drill
• cable tool drill
• jumdrilling

• 钢绳:    steel cable
• 冲击:    lash; pound
• 式:    type; style
• 钻机:    rig; drilling machine
• 钢绳冲击式钻进:    cable churn drilling; churn drilling