1.Production experiences gained from putting into production of the piercer matched with a three roll mill are summed up.
总结了该机匹配三辊轧管机组投产以来的生产经验。
2.The piercing principle of 2-roll cross-rolling piercer and its application range are discussed.
论述了二辊斜轧锥形辊穿孔机的穿孔原理及其应用范围。
3.The control group: the road of pedicle screw was ready with using an ordinary piercer.
对照组按传统手术操作方法，使用普通的椎弓根螺锥准备钉道；
4.The paper researched and put forward the test system project about ? 350 piercer's rolling pressure and rolling moment .
论文研究提出了？350穿孔机的轧制压力和轧制扭矩的测试系统方案。
5.The paper offered relatively formula for piercer's designing and fabrication in the future.
为今后设计、制造二辊斜轧穿孔机提供了比较简明合理的参考计算方法。
6.It can be used not only for pass design and off line analysis but also for guiding in the adjustment of piercer.
该系统不仅可用于斜轧穿孔工具设计和离线分析，还可用于指导穿孔机操作。
7.Failure Type Analysis and Studies on Prolonging Service Life of Piercer Plug for Seamless Steel Tube
无缝钢管穿孔顶头失效形式分析及提高使用寿命的研究进展
8.Description of Piercer Mill and the Research of the Premium Arrangement of Driving Spindles for the Cone Type Piercer Mill
锥形辊穿孔机综述及其轧辊传动轴布置方式初探
9.Discussion on the Piercing Principle of Cone Roll Piercer and Its Application
关于锥形辊穿孔机的穿孔原理及应用问题的讨论
10.Comparison of Two Roll Cone Shaped Roll Piercer with Three Roll Barrel Type Piercer
二辊锥形辊穿孔与三辊鼓形辊穿孔对比分析