This paper introduces a hairpin Y2O3 cathode used for electronic microscope systems.
讨论了一种用于电子显微镜系统的发叉形Y2O3阴极的制备工艺及主要性能测试结果。
Functional reparation of serious bilateral cleft lips with fork-liked flaps;
叉形瓣法功能性修复重度双侧唇裂
A novel pedal method for checking and measuring tread flats with a furcated mechanism with equivalent length of arms is put forword,the principle of this system and the realization of measuring automatically are described.
提出了一种新型的采用等臂叉形机构检测擦伤的踏板法 ,介绍了该系统的工作原理和动态自动测量的实现 。