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About this standard provision classify, trepanning and reinforce of hull structure.
本标准规定了船体强力构件上的区域分类,开孔及补强。
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There are two kinds of gun drills, namely, the center-cut gun drill used for drilling blind holes and the trepanning drill.
深孔钻有两种类型,即用于钻盲孔的中心切削深孔钻和套孔钻。
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Based on analyzing the characteristic of engineering ceramic and fiber composite, the diamond trepanning drill is selected.
基于工程陶瓷及纤维增强复合材料的性能特点,选用金刚石套料钻来对其进行钻孔加工。
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Abstr: ni - diamond composite coatings were electroplated on the surface of aiguille used in electric combination trepanning and grinding.
文章摘要:在电动组合开孔和研磨用钻头表面电镀镍-金刚石复合镀层。
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The tool design, working methods and process fundamentals of the trepanning processing were introduced. It proved that trepanning processing is a more cost-effective and accurate method.
从套孔刀具的设计、加工方法以及套孔工艺的基本要求几个方面说明,套孔是一种更经济、有效并且精确的深孔加工方法。