1.
A mathematical model of drilling in non-steady state for the drill with indexable inserts
可转位浅孔钻非稳态加工的数学模型
2.
Numerical Simulation of Drilling Mechanism under Non-steady Cutting Conditions for Dills with Indexable Inserts;
可转位浅孔钻非稳态钻削的数值仿真研究
3.
Numerical Simulation of Cutting Forces Generated by Drills with Indexable Inserts and Optimization for Drill Parameters;
可转位浅孔钻钻削力数值仿真及参数优化
4.
Cutting Forces Model of Drilling in Non-steady State for Drill with Indexable Inserts
可转位浅孔钻“非稳态”加工时的力学建模
5.
Geometric Parameters Optimization for Drills with Indexable Inserts Based on FEM
基于FEM的可转位浅孔钻几何参数的优化
6.
Complications associated with pegging included peg hole drilled on an angle, drilling off center, drilled hole shallow, granuloma and infection, total complications occured in 22.2% in the review, most that are of a minor nature can be cured.
并发症有钻孔偏位、偏斜、孔浅、钻孔处慢性肉芽肿、感染等,发生率为22.2%.
7.
kelly for well-drilling machiens
旋转钻孔,钻井机用
8.
rotary wash-boring equipment
旋转式水冲钻孔设备
9.
On the quality problems in drilling
浅谈如何防治钻孔灌注桩钻孔施工时质量通病
10.
Study on axial vibration drilling to improve positioning accuracy
轴向振动钻削提高钻孔定位精度研究
11.
"The drill may be gripped in a chuck with three jaws that move radially in unison, or it may have a tapered shank that fits into a tapered hole in the spindle."
钻头可被一具有三钳的夹头控制,或是钻的推拔柄正可插入转轴的推拔孔中。
12.
" Indexable hard metal (carbide) inserts with rounded corners, with cylindrical fixing hole"
GB/T2078-1987带圆孔的硬质合金可转位刀片
13.
" Indexable hard metal (carbide) inserts with rounded corners, without fixing hole--Dimensions"
GB/T2079-1987无孔的硬质合金可转位刀片
14.
a cranklike handle with an adjustable aperture at one end for securing and turning a bit.
一种在一端带有可调节的孔以抓住和转动钻头的曲柄状把手。
15.
Point-to-point systems are suitable for hole-machining operations such as drilling, countersinking, counterboring, reaming,Boring, and tapping.
点位系统适用于钻孔、锪孔、扩孔、铰孔、镗孔、攻丝等孔加工。
16.
Discussion on the construction technology of borehole pile in the sand bed
浅谈在砂层中钻孔桩施工的技术措施
17.
Technics and Quality Control of the Cast-in-place Bored Pile;
浅谈钻孔灌注桩施工工艺及质量控制
18.
On the Road to know the river bridge construction technology bored piles;
浅谈道知河中桥钻孔灌注桩施工工艺