摘要
介绍了导流片斜锥孔的加工方法及钻锥孔的锥形麻花钻头修磨方法
The machining method for the inclined conical hole of the guide vane as well as the repairing method for the conical twist drill head used for the cone hole drilling has been described in this article .
出处
《重型机械科技》
2004年第1期26-27,共2页
Heavy Machinery Science and Technology
