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- It proved that the airproof ability of standard sources prepared is fine for measuring the radioactivity of uranium series nuclide fully. 证明制备的镭标准源密封性也非常好，完全能满足测量铀系核素的要求。
- Radon and its daughters not only are the decay product of natural radioactive uranium series and thorium series, but also are one of natural radiation source. 氡及其子体是天然放射性系列中的铀系、钍系衰变产生的,是人类受天然辐射主要的来源之一。
- thermal ionization mass spectrometry uranium series 热电离质谱铀系
- URANIUM SERIES DATING OF "ORDOS MAN" AND "SJARA-OSSO-GOL CULTURE 用铀子系法测定河套人和萨拉乌苏文化的年代
- TIMS uranium series method for coral dating and paleoenvironment research 热电离质谱铀系法测定珊瑚及对古环境研究
- Radium and uranium are radioactive elements. 镭和铀是放射性元素。
- A series of provocations led up to the border war. 一系列的挑衅事件导致了边境战争的发生。
- He rapped out a series of curt commands. 他大声发出了一连串简短的命令。
- Her story was nothing but a series of fabrications. 她说的完全都是编造的。
- That new television series is not up to much. 那部新的电视系列片的效果并不十分理想。
- This victory has squared the series. 赢了这一场，把这组赛事的总分拉平了。
- A series of interconnected points. 一系列相互连接的点。
- A series of tremors often precedes an earthquake. 地震前常发生一连串的微震。
- His word is long enough to run in series. 他的话，长到足以连成一串。
- The position of a figure in a numeral or series. 位某一数列中一个数目的位置
- THE IMPORTANT TECHNIQUE OF DATING QUATERNARY: URANIUM SERIES DATING TECHNIQUE BY THERMAL IONIZATION MASS SPECTROMETRY 第四纪年代学的利器:热电离质谱铀系定年技术
- The road straightens (out) after a series of bends. 这条路经过几个转弯之後就直了。
- The new series of golf holidays fill a gap in the market. 新的高尔夫度假系列填补了市场的一个空白。
- His words were long enough to run in series. 他的话，长到足以连成一串。
- Uranium is a lithophile element. 铀是亲石元素。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
