rock drill

听听怎么读
英 [rɔk dril]
美 [rɑk drɪl]
是什么意思
  • n.

    凿石器;凿岩机;

  • 英英释义

    rock drill

    • n.a drill for penetrating rock

      同义词:bore bitborerstone drill

    学习怎么用

    权威例句

    ROCK-DRILL
    Rock drill
    ROCK-DRILL
    PULSE MACHINE, METHOD FOR GENERATION OF MECHANICAL PULSES AND ROCK DRILL AND DRILLING RIG COMPRISING SUCH PULSE MACHINE
    A new view of the deterioration and wear of WC/Co cemented carbide rock drill buttons
    Drillability prediction: geological influences in hard rock drill and blast tunnelling
    Surface damage on cemented carbide rock-drill buttons
    Wear induced material modifications of cemented carbide rock drill buttons
    Analysis of Impact Hammer Rebound to Estimate Rock Drillability
    Micro-scratch evaluation of rock types—a means to comprehend rock drill wear
    Wear induced material modification of cemented carbide rock drills
    Friction between a cemented carbide rock drill button and different rock types
    Measurement of Some Mechanical Properties of Rocks And Their Relationship to Rock Drillability