trepanning信息详情
v.在……上开孔（trepan的ing形式）
n.开孔；穿孔
trepang───n.海参
trepang asia───亚洲海参
trepang images───海参图像
trepang game───海参游戏
trepang food───海参食品
trepang 1───海参1
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。
There are two kinds of gun drills, namely, the center-cut gun drill used for drilling blind holes and the trepanning drill.───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。
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。
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。
The control of any trepanning work required.───对所需要的打眼作业的控制；
Application of the trepanning appliance in open operation for complicated posterior urethral stricture───后尿道钻孔器在复杂性后尿道狭窄开放手术中的应用
Research of sintering diamond trepanning drilling Kevlar fiber reinforced composites───烧结金刚石套料钻钻削凯芙拉纤维增强复合材料的研究
Countermove for Improving the Trepanning Efficiency of Lathe Spindle───提高车床主轴套料效率的对策
Hull mightiness structure trepanning and reinforce───船体强力构件开孔及补强