放射測年代 的英文怎麼說

中文拼音 [fàngshècèniándài]
放射測年代 英文
radiometric age
  • 放 : releaseset freelet go
  • 射 : Ⅰ動詞1 （用推力或彈力送出） shoot; fire 2 （液體受到壓力迅速擠出） discharge in a jet 3 （放出） ...
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 年 : Ⅰ名詞1 （時間單位） year 2 （元旦或春節） new year 3 （歲數; 年紀） age 4 （一生中按年齡劃分的階...
  • 代 : Ⅰ動詞1 （代替） take the place of; be in place of 2 （代理） act on behalf of; acting Ⅱ名詞1 （歷...
  • 放射 : radiate; emit; blas; radiation; emission; shooting; shedding; abjection; emanation; effluence
  1. Radioactive dating showed the crystals from western australia varied in age from 3. 06billion to 4. 25billion years ， making them almost 1billion years older than the previous oldest - knowndiamonds

    放射性斷代測出來自澳大利亞西部的這種晶體在30 . 6億到42 . 5億年前間發生變化，這比之前已知最古老的鉆石還早10億年左右。
  2. Using the technique of radiocarbon dating, they all agreed that the cloth dated to the 13th or 14th century ( 1260 to 1390 )

    他們使用放射性碳年代測定法，都同意布料是回溯到十三或十四世紀（ 1260年到1390年） 。
  3. The development of this field in china was started in late 1980s. in 1988, china institute of atomic energy in cooperation with daqing oil company conducted the first test using tritiated water as tracer for waterflood, opened the curtain of interwell radiotracer test in china

    八十年代末期，中國原子能科學中國原於能科學研究院博士學位論文研究院與大慶油田合作，利用氖水作為示蹤劑在國內首先開展了放射性井間示蹤測試。
  4. The bacterial bioplastic coating argument is the strongest, as there have been cases in which ancient textiles have yielded radiocarbon dates much younger than other artifacts in the same sites ? most notably in the instance of mummy 1770 in the british museum, whose bones dated 800 to 1, 000 years older, according to the radiocarbon tests, than the textile in which they were wrapped

    細菌性的「原生體覆蓋物」的爭論來得更激烈，已經有案例，就是古代紡織品的放射性碳年代測定比其他同樣大小的史前器物的年代要晚得多? ?最值得注意的例子就是1770年陳列在大英博物館的木乃伊，根據放射性碳年代測定，骨骼的年代為800至1000年之久，它們都被包裹著。
  5. New tracers and their analysis methods, new developments on the interpretation of tracer response and new concepts & methods contributed on tracer methodology. since 1980s, interwell radiotracer test has gained rapid development. the main reasons are radiotracers has the advancetages of high sensitivity, wide selectivity and no chemical contamination on the reservoir

    自上世紀八十年代以來，放射性井間示蹤測試在國際上得到了很大的發展，主要是因為放射性示蹤劑具有種類多、檢測靈敏度高、並且對油藏不產生化學污染等優點。
  6. The ancestors of modern man moved into and across europe, ousting the neanderthals, faster than previously thought, a new analysis of radiocarbon data shows

    用放射性碳測定年代的一項最新數據顯示，現代人祖先進入歐洲並逐漸取代尼安德特人的過程要比傳統理論認為的更快。
  7. Previously it was thought that this spread took place between 43, 000 and 36, 000 years ago, but the re - evaluated data suggests that it actually happened between 46, 000 and 41, 000 years ago - starting earlier and moving faster

    但是用放射性碳測定年代的一項最新數據表明，遷移過程應該在4 . 6萬年至4 . 1萬年前就已經發生了，即現代人祖先更早且更快地進入了歐洲。
  8. Rather than taking some 7, 000 years to colonize europe from africa, the reinterpreted data shows the process may only have taken 5, 000 years, scientist paul mellars from cambridge university said in the science journal nature on wednesday. " the same chronological pattern points to a substantially shorter period of chronological and demographic overlap between the earliest. modern humans and the last survivors of the preceding neanderthal populations, " he wrote

    據路透社2月23日報道，來自劍橋大學的科學家保羅米拉斯在最新一期的英國自然雜志上指出，用放射性碳測定年代的一項最新數據表明，人類祖先從非洲進入歐洲后，僅花費了5000年的時間就取代了歐洲早期居民尼安德特人，而不是傳統的理論所認為7000年。
  9. Established in 1978, zhejiang province people hospital, a modern comprehensive tertiary a - class hospital, is also the teaching hospital for medical universities in zhejiang. the provincial clinic testing center, provincial irradiation quality control center and zhejiang sanitation school and sanitation economic reseach journal are all set up in this hospital

    浙江省人民醫院始建於1978年，是省級現代綜合性三級甲等醫院，也是浙江省醫科大學的教學醫院，省臨床檢測中心省放射質控中心浙江省衛校人民醫院分校衛生經濟研究雜志社均附設在該院。
  10. The portion of the shroud used for the radiocarbon dating was from a corner, which would have been handled often, increasing the likelihood of contamination

    來自裹屍布一角的部分用作放射性碳年代測定，通常是經過處理的增加了被污染的可能性。
  11. If the coating is of a great enough thickness, according to gove, it would make the fabric sample seem younger than it should be to the radiocarbon method

    依照哈里所說： 「如果覆蓋物有足夠的厚度，那麼放射性碳測定法會得出比預期年代要晚的結果。 」
  12. Although application of activity of 210pb in determining age of sediments of estuarine and coastal environment is very difficult, it provides important information about sediment environment and hydrodynamic. supported by gis, quantitative changes of erosion and deposition of the xinqiao channel are calculated. these results combing sediment characteristics of vertical profile illustrate the formation mechanism and evolution process

    將~ （ 210 ） pb放射性測年方法應用於河口海岸環境時需慎重，雖然由於活度的變化無法準確確定垂向沉積物的沉積年代，但仍可給我們提供沉積物沉積時環境和水動力變化的信息。
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