actinide造句

• Nuclear criticality control of special actinide elements
  专用锕系元素的核临界控制
• Standard practice for electrodeposition of the actinides for alpha spectrometry
  用光谱测定法电镀锕元素的标准规程
• Note 3 : actinide abundance ratios may be applied to measurements of stellar ages
  注3 :锕充足比率可用于测量恒星的年龄
• Actinides are synthesized very quickly in such environments as supernova explosions
  锕合成很快,在这种环境下,因为超新星爆炸
• Standard practice for mounting actinides for alpha spectrometry using neodymium fluoride
  使用氟化钕的光谱法用的锕系元素测定的标准实施规范
• Standard practice for alternate actinide calibration for inductively coupled plasma - mass spectrometry
  感应耦合等离子体质谱法的交替锕系校正的标准规程
• Microscopic mechanism of moments of inertia and odd - even differences for well - deformed actinide nuclei
  锕系变形核转动惯量及奇偶差随角频率变化的微观机制
• The transuranic elements especially the minor actinides ( ma ) in spent fuel represent potential environmental radiotoxicity hazard in the long term
  核电站乏燃料中超铀核素，特别是其中的少数锕系核素( minoractinides ，简称ma ) ，对环境具有潜在长期放射性危害性。
• Since the unstable nuclei exist between actinides , including thorium and stable nuclei like lead and bismuth , explosive events such as supernovae are required to produce actinides
  自不稳定核之间存在着锕系元素,包括钍和稳定核像灌了铅,铋,爆炸性事件,如超需出示锕
• Their discovery marks the first abundance determination of the actinides element thorium in a star beyond the milky way , and follows the detection of thorium in more than ten stars within the milky way
  他们发现,标志着首丰测定的锕系元素钍星以外的银河系,跟检测钍十余恒星的银河系
• Although the mechanisms at work in the synthesis of such elements are still unclear , theoretical models predict that actinide production in an explosive environment is dependent on several factors , including the time - scale of the explosion
  虽然机制,在工作中的合成等因素仍不清楚,理论模型预言锕生产呈现爆炸性环境是取决于几个因素,包括时间尺度的爆炸
• Lastly , using four - parameter bohr - mottelson formula , we analyzed some ground rotational bands of even - even nuclei . the nuclei included superdeformed ( sd ) nuclei in a - 150 , 190 regions and normal deformed ( nd ) nuclei in actinide and rare - earth
  三、利用bohr - mottelson的i ( i + 1 )四参数展开式分析了a 150 ， 190偶偶核超形变带和锕系、稀土区偶偶核正常形变转动带。
• Models of element synthesis during the supernova explosions predict that the abundance ratios of actinides with respect to other stable elements heavier than iron are very sensitive to the environment of the explosion , such as the entropy and the ratios of protons , neutrons and electrons
  模型元素的合成,在超新星爆炸预言的丰度比锕对于其他稳定更重的元素,比铁很敏感,对环境造成的爆炸,如熵和比例的质子,中子和电子
• The path - way controlling of neptunium in co - decontamination step of purex process , the extraction thermodynamics of amido podand and its usage in recovery of actinides from simulated hllw have been investigated . more than 95 % np were maintained in np ( v ) in 1a extractor and flowed into 1 aw , if enough amount of hno2 was added in feed adjustment and then hno2 scavenger ( urea ) was added before extraction . three kinds of amido podand were synthesized , and the extraction of lanthanides , actinides and some fission products were studied . one of them ( tbopda , n , n , n ' , n " - tetrabutyl - 3 - oxa - pantenadiamide ) was used as extractant to recover actinides from hllw . the results of experiments show that more than 99 . 99 % actinides were recovered from hllw and separated basically in groups . the main digests are as follows : 1
  镎走向控制研究中通过调价阶段加入亚硝酸、而萃取前清除亚硝酸的独特办法可以将大于95的镎赶入1aw 。合成了三种酰胺荚醚萃取剂，研究了它们对锕系和裂片元素的萃取热力学，通过条件实验选择了其中一种荚醚tbopda ( n ， n ， n ’ ， n ’ ?四丁基? 3 ?氧戊二酰胺) ，进行了从模拟高放废液中分离锕镧系元素的工艺研究，锕系的回收率大于99 . 99 ，并且基本上实现了锕镧元素的组分离。其要点如下： 1
• Based on researching the relation of the parameters of bohr - mottelson rotational spectra formula from two - parameter harris formula , in this thesis three - parameter harris formula was used and a new ralation of the parameters of bohr - mottelson rotational spectra formula was brought forward . four - parameter i ( i + 1 ) expansion was used to calculate superdeformed ( sd ) bands of even - even nuclei in a ~ 60 , 80 , 130 , 140 , 150 , 190 regions and normal deformed ( nd ) bands of nuclei in actinide and rare - earth , the relation of the parameters was discussed . comparatively , the new relation is consistent with experiment
  利用harris两参数公式研究bohr - mottelson转动谱公式参数之间的关系的墓础上，改用harris三参数公式，并由此提出了bohr - mottelson转动谱公式参数之间的新关系式，进而用i ( i + 1 )四参数展开式计算了a 60 ， 80 ， 130 ， 140 ， 150 ， 190区超形变偶偶核的基带和锕系和稀土区正常形变核基带，讨沦了参数之间的关系，发现新关系式与实验较好地符合。