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- The vacancy defects of samples were measured by slow positron annihilation. 借助慢正电子湮没技术研究了样品的空位型缺陷。
- The microscopic mechanism of irradiation damage of Al film reflector is studied by the slow positron annihilation technique and X-ray diffraction. 用慢正电子湮没等分析技术研究了辐照损伤的微观机制。
- Beijing intense slow positron beam has been constructed successfully,which utilizes the pulsed electron beam of the BEPC LINAC with high energy to inject into the Ta target. 慢正电子强束流采用高能脉冲电子束流轰击金属钽靶,以产生正负电子对的方式提供正电子,作为慢正电子束流方法学研究和薄膜材料缺陷研究的束流基础。
- Design of a Pulsing System for Beijing Intense Slow Positron Beam 北京慢正电子强束流束团化系统设计
- Native defects in ZnO films studied by slow positron beam 慢正电子对ZnO中本征缺陷的研究
- Performance study of the Beijing Intense Slow Positron Beam 北京慢正电子强束流性能研究
- A method for characterization of the pulsed slow positron beam 脉冲慢正电子束流的检测
- A STUDY OF MICROSTRUCTURE OF EBC COATING BY SLOW POSITRON BEAM 慢正电子束研究电子束固化涂层的微观结构
- Slow positron annihilation study of Al film reflector after proton irradiation 质子辐照铝膜反射镜的慢正电子湮没研究
- PRINCIPLE, FABRICATION AND APPLICATION OF THE SLOW POSITRON BEAM LINE 低能单色正电子束装置的原理、研制及应用
- Relations were slow to normalize after the war. 战后国际正常关系恢复缓慢。
- The beats of the drum were steady and slow. 鼓声平稳而缓慢。
- The slow steady roll of the ship made him sick. 轮船不停地缓慢摇晃使他感到不适。
- THE GENERATION AND DEVELOPMENT OF THE MODERATORS FOR SLOW POSITRON BEAM 正电子慢化体的研究和进展
- A slow theme introduces the first movement. 第一乐章以缓慢的主旋律开始。
- Its slow service gave the restaurant a bad name. 这家餐馆因缺乏效率的服务搞得名声很坏。
- She may be slow but at least she's reliable. 她迟钝是迟钝,但无论如何她很可靠。
- The little boy is slow in his wits. 这个小男孩弱智。
- This student is slow in learning English. 这个学生学英语很笨。
- He is slow to learn, but shows great perseverance. 他学得慢,但是他表现出不屈不挠的毅力。