counterboring

基本解释

• 锪圆柱沉孔,扩钻

同根派生

英汉例句

• A locking device and a reverse counterboring tool bar are designed, th.
  设计了一种锁紧装置和一反锪孔刀杆,介绍了其结构原理。
• Point-to-point systems are suitable for hole-machining operations such as drilling, countersinking, counterboring, reaming,Boring, and tapping.
  点位系统适用于钻孔、锪孔、扩孔、铰孔、镗孔、攻丝等孔加工。
• A locking device and a reverse counterboring tool bar are designed, their structure and working principle are introduced.
  设计了一种锁紧装置和一反锪孔刀杆，介绍了其结构原理。
• Internal cylindrical operations include most of the common hole-machining operations, such as drilling, boring, reaming, counterboring, countersinking, and threading with a single-point tool or tap.
  在螺丝车床上，靠丝杠驱动刀架，使车刀的运动与主轴的转动准确配合。内圆车削叫作镗孔，用以扩大已有的孔。要在实心工件上进行内圆车削，得先钻孔；用普通车床可以钻同心孔。
• counterboring drill press
  平底扩孔钻床