The article describes how DF concept is used in the design of pressure feeders in small-diameter deep-hole drilling process.
介绍如何应用DF 系统原理设计小直径深孔加工中吸压送水器的问题。
Based on analyzing the demands of small-diameter deep-hole drill for vibration drilling, a new inner-chip removal drill was designed.
分析了小直径深孔振动钻削对钻头的要求；设计了一种新型内排屑深孔钻头；分析了该钻头的结构和刃磨特点，进行了振动钻削试验。
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