The forming and drawing parameters, and silicon treatment process were studied.
利用回收聚酯为原料，在ＶＤ４０３设备上，采用异形的中空喷丝板，生产出了三维卷曲仿羽绒纤维，并对生产过程中的纺丝成形、拉伸、硅整理等工艺进行了探讨。
Summary on technology of silicon controlled rectifying instead of silicon rectifying;
硅整流改为可控硅整流技术总结
Improvement summary of cooling water closed circuit of silicon rectifying system;
硅整流冷却水系统闭路循环改造总结
This paper introduces the principle, structure, hardware and soft design method of test-bed for big power rectifying tube and SCR, which is developed to satisfy locomotive big power rectifying tube and SCR detection requirement.
针对机车大功率晶闸管和硅整流管元件的检测要求 ,研制了用于测试其特性的自动检测试验台。