放射年代學 的英文怎麼說

中文拼音 [fàngshèniándàixué]
放射年代學 英文
radiochronology
  • 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） ...
  • 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...
  • 學 : Ⅰ動詞1 （學習） study; learn 2 （模仿） imitate; mimic Ⅱ名詞1 （學問） learning; knowledge 2 （學...
  • 放射 : radiate; emit; blas; radiation; emission; shooting; shedding; abjection; emanation; effluence
  1. The results of these early research work showed that rna polymerase iii transcription was localized in the nucleoplasm. however, with the development and the application of new technologies since 1990s, the controversy arose on the transcription sites of rna polymerase iii. in recent years, more and more scientists presumed that rna polymerase iii transcription might not occur in the nucleoplasm but in the nucleoli

    自上個世紀八十年代初期，人們相繼運用細胞化學染色、電鏡放射自顯影等進行研究的結果表明： rna聚合酶的轉錄發生在核質中，但隨著新的研究技術的發展和應用，人們卻發現rna聚合酶的轉錄可能發生在核仁中，從而對早期的研究結果提出了質疑。
  2. 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。
  3. 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。
  4. 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。
  5. Scientists already know the ages of the mare flows at the apollo sites from analyzing the radioisotopes in the rock samples, so they can estimate the ages of other flows by comparing their crater densities with those of the landing - site flows

    科學家分析巖石樣本中的放射性同位素，已經知道阿波羅登陸點的月海巖流年齡；因此將其他巖流的隕石坑密度與登陸點巖流的隕石坑密度相比，科學家便能估計其他巖流的年代。
  6. Antiquities can be dated by measuring their natural radioactivity. popular techniques include " carbon - 14 dating " and " thermoluminescence dating ". they are useful tools in geological, anthropological and archaeological researches

    透過量度古物內天然放射性物質的濃度，我們可以鑒定古物所屬的年代，常用的技術包括碳- 14定年法和熱釋光定年法，對地質學人類學及考古學的研究都有莫大的幫助。
  7. Antiquities can be dated by measuring their natural radioactivity. popular techniques include " carbon - 14 dating " and " thermoluminescence dating ". they are useful tools in geological, anthropological and archaeological researches. carbon - 14 is produced when cosmic rays bombard the atmosphere

    透過量度古物內天然放射性物質的濃度，我們可以鑒定古物所屬的年代，常用的技術包括碳- 14定年法和熱釋光定年法，對地質學、人類學及考古學的研究都有莫大的幫助。
  8. 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。
  9. Among them the x - ray diffraction analysis is mainly used to confirm clay mineral assemblages and their crystallinity ; chemical analysis and electronic microscope are used to study the source, the genesis and the evolvement process of clay minerals ; radioactive isotopes analysis can make up the relationship between the time and space which is based on the climate index and the chronology ; hydrogen and oxygen isotopes also provide important evidence for reconstructing paleoclimate

    其中， x射線衍射分析主要用來確定黏土礦物組合及其含量以及某些黏土礦物的結晶度化學分析電鏡分析主要用於黏土礦物的來源成因演變過程的研究放射性同位素的研究使氣候指標和年代學建立起時間和空間上的聯系而氫氧同位素分析亦能對古氣候重建提供重要佐證。
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