This article described the design, principle of the mini ion pump and its application in the pumping process of X ray tubemanufacture.
介绍微型溅射离子泵的结构、工作原理及其在X射线管制造中的应用。
2
The present invention relates to the technology of color display tubemanufacture and is especially a kind of organic emulsion film material.
本发明涉及彩色显象管制造技术领域，特指采用胶乳法成膜工艺中有机乳胶膜配方中的一种材料。
3
Designed and made to meet the requirement for strip steel slitting as part of the welded tubemanufacture process, the small slitter line is both cost-saving and practical.