1.
A device to thicken edge of pre-punching hole on blank is also developed.
还研制了在板坯的预冲孔上增加边缘厚度用装置。
2.
Cause and Solutions of Plugging Materials in the High-Speed Punching Hole
高速冲压冲孔堵塞的成因及预防措施
3.
The Analysis and Defense Measure of Thin Punch Destruction
冲小孔凸模破坏形式分析及预防措施
4.
Precaution Against the Stopped up Pipes Accident during Piles Construction and Its Treatment;
钻(冲)孔灌注桩堵管事故的预防措施和处理方法
5.
Grout quality testing in prestressed ducts with impact-echo method
冲击回波法检测预应力束孔管道压浆质量
6.
Occurring Reason and Its Preventive Measure of Toe Rock in Deep Hole Bench Blasting in Ganchong Hillside Opencast Mine
甘冲山坡露天矿台阶深孔爆破根底产生原因及预防措施
7.
Instantaneous Clearance of Ordinary Punching and Precise Punching Without Burr and Its Influence on Punching Quality
普通冲孔与无飞边精密冲孔的瞬时间隙及对冲孔质量的影响
8.
A low viscosity oil designed for punching pre-coated aluminium sheet, copper tube expansion and bending.
低粘度金属加工油，适合于空调行业中预涂铝鳍片的冲孔加工，也适合于铜管的弯管和胀管加工。
9.
multi-aperture pulse distributor
多孔磁心脉冲分配器
10.
rotary wash-boring equipment
旋转式水冲钻孔设备
11.
sidepiercing cam actuated die
侧楔作用侧向冲孔模
12.
Weld identification single hole punch.
鉴别焊缝的单孔冲压机
13.
Hole Clearing by air-lift reverse circulation method in bored piles
冲(钻)孔灌注桩气举反循环清孔工艺
14.
blast joint hole
地层砂冲蚀在耐冲蚀管上形成的孔
15.
Enhance the Lifespan of Punch of the Leaf Spring;
提高板弹簧冲孔冲头使用寿命的方法
16.
Methods of Prevent Piercing Waste Back to Jump in High-Speed Stamp
高速冲压中防止冲孔废料回跳的方法
17.
The measure of improving life of die without die plate for the hole punching on steel pipe
钢管无凹模冲孔冲头寿命提高的措施
18.
Effect of Additives on Properties of SiC Preforms
造孔剂对SiC多孔预制块性能的影响