thirling

基本解释

• 掏槽落煤法

同根派生

英汉例句

• Application of Long-Angle and Short-Edge Wire in Thirling Measure
  长角短边导线在贯通测量中的应用
• Grasping the Key Links in Roadways Thirling to Prevent the Occurences of Methane Accidents
  把住巷道贯通的关键环节防止瓦斯事故发生
• thirl
  v. 穿孔;钻孔;开掘联络巷道