查询词典 trepanning

Based on analyzing the characteristic of Kevlar fiber composites and engineering ceramics, the diamond trepanning drill is selected, and its structure, making technology and main capability parameters are also researched and ascertained.

基于凯芙拉纤维复合材料和工程陶瓷材料的性能特点，选用了金刚石套料钻，并对刀具的结构、制作工艺、主要性能参数进行了研究和确定。

The removal mechanisms of Kevlar fiber composites and engineering ceramics are analyzed, the machining mechanisms of the two materials with the hot-pressed sintering diamond trepanning drill are researched.

分析了凯芙拉纤维复合材料和工程陶瓷材料的去除机理，探讨了热压烧结会刚石套料钻钻削两种材料的加工机理。

B. Trepanning hole on the glass,according to the specification and size of parts.

B。 参照实物和说明书，在玻璃上开孔。

Trepanning hole on the glass,according to the specification and size of parts.

测量门洞的尺寸，根据吊轮、吊轨实际尺寸和说明书下料。

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。

Methods: Clinical data of 32 cases of patients with complicated posterior urethral stricture treated by the trepanning appliance and the 21 cases by common operation were retrospectively reviewed.

在对32例复杂性后尿道狭窄患者行开放性手术中，使用后尿道钻孔器钻孔，并与21例常规后尿道钻孔的疗效进行对比。

The work principle of a bore trepanning machine for rare-earth permanent magnetic material prestented.

阐述了用于稀土永磁材料套孔加工的自动稀土旋孔机的工作原理，介绍了机械系统结构设计及特点。

By means of trepanning drilling a tiny hole was acquired, in which the diameter of entry was 240μm, the diameter of exit was 233μm ...

试样材料选用45#钢，壁厚为0.5mm，打孔形式采用环切法，最终得到入口240μm、出口233μm、圆度小于10μm的小孔。

There are two kinds of gun drills ,namely ,the center-cut gun drill used for drill blind holes and the trepanning drill .

有两种枪钻，即center-cut枪钻用于钻盲孔、行演练。

Laser technique ; trepanning drilling ; hole in nozzle

激光技术；环切；油嘴喷孔

So it was last week in Selma , alabama.

上星期在亚拉巴马州塞尔马市发生的事件也是这样一个转折点。

The group also spearheads various social programs in China.

该组织还带头参与中国的各种社会活动。