combined drill

 
       
  • 组合钻头; 双用钻头,(谷物肥料)联合条播机

combined drill的用法和样例:

例句

  1. Drilling is cutting a hole with a drill.
    钻削就是用钻头钻一个孔。
  2. The factory was set up for drill production in TAI-CHUNG.
    于台中县青山设工厂,打造凿岩机用钻头。
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