... deep hole drill key-way milling machine 深孔钻头槽铣床 deep hole drill 深孔钻机 deep hole drilling and boring machine 深孔钻镗床 21世纪教育网 ...
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deep-hole drill 深孔钻头
deep-hole drill rig 深孔钻车
ring deep hole drill 环形深孔钻机
metre-deep hole drill 十二公尺深孔钻床
12-metre-deep hole drill 十二公尺深孔钻床
twelve meter deep hole drill 十二米深孔钻床
Inner-chip removal deep-hole drill 内排屑深孔钻
deep hole making drill 深孔加工钻头
The application of finite element method in torsion calculating of deep hole drill is introduced.
介绍了有限元法在深孔钻头扭转计算中的应用。
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。
This paper introduces briefly the present internal and external state of drilling machining methods, drill material, new technology for making drills and some new types of deep hole making drills.
介绍了当前国内外钻削加工的方法、钻头材料、制造钻头的新工艺及一些新型的深孔加工钻头。
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