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- spontaneous fission dating 自然裂变年代测定法
- spontaneous fission neutron source 自发裂变中子源
- Keywords spontaneous fission;transuranium elements;boundary limit; 自发裂变;超铀元素;界限;
- CHEMICAL PROCESS FOR THE RECOVERY OF ~(252)Cf FROM A ~(252)Cf SPONTANEOUS FISSION NEUTRON SOURCE ~(252)Cf自发裂变中子源的化学回收流程
- DETERMINATION OF ~(99)Mo CUMULATIVE YIELD OF ~(235)U FISSION BY THE SPONTANEOUS FISSION NEUTRONS OF ~(252)Cf SOURCE ~(252)Cf自发裂变中子诱发~(235)U裂变~(99)Mo累计产额测量
- THE ABSOLUTE DETERMINATION OF CUMULATIVE YIELD OF SEVERAL NUCLIDES FROM INDUCED FISSION OF ~(235)U BY NEUTRONS OF SPONTANEOUS FISSION OF ~(252)Cf ~(252)Cf自发裂变中子诱发~(235)U裂变时几个核素裂变产额的绝对测定
- DETERMINATION OF ~(114)Pd CUMULATIVE YIELD AND INVESTIGATION OF THE FINE-STRUCTURE AT LIGHT PEAK IN MASS DISTRIBUTION OF ~(252)Cf SPONTANEOUS FISSION ~(252)Cf自发裂变中~(114)Pd累计产额测定及质量分布轻峰精细结构研究
- They've been dating for a long time. 他们一直频频约会。
- He is spontaneous to offer help. 他主动提供帮助。
- They haven't set a date for their wedding yet. 他们的婚期还没定下来。
- This Greek dish is of a very early date. 这个希腊盘子是很早时期的制品。
- The discovery of the nuclear fission is a new departure in physics. 核分子分裂的发现是物理学上的一个新起点。
- Natural, spontaneous verbal utterance. 自然的、朴素的语言发声
- She shows a spontaneous gaiety of manner. 她露出天真愉快的神态。
- I tried to fix the date in my mind. 我试着把那个日期牢记在心。
- Can you produce any proof of your date of birth? 你能出示有关你的生日日期的任何证件吗？
- All our information is up to date on the computer. 我们计算机上的信息都是最新的。
- It is no good asking her for a date. 要求和她定个约会也没有用。
- spontaneous fission 自发裂变
- He can reel off the date of the king of england. 他能流畅地说出所有英国国王的生卒年份。
