重同位素 的英文怎麼說

中文拼音 [zhòngtóngwèisù]
重同位素 英文
heavier isotope
  • 重 : 重Ⅰ名詞（重量; 分量） weight Ⅱ動詞（重視） lay [place put] stress on; place value upon; attach im...
  • 位 : Ⅰ名詞1 （所在或所佔的地方） place; location 2 （職位; 地位） position; post; status 3 （特指皇帝...
  • 素 : Ⅰ形容詞1 （本色; 白色） white 2 （顏色單純） plain; simple; quiet 3 （本來的; 原有的） native Ⅱ名...
  1. Based on the avaliable isotope samples, we found that fon - lin alluvium, groundwater can be conceptually divided into three layers

    此外由分析氫、氧同位素的組成，可定性地說明該區重要的水文循環特性。
  2. In the april 14 physical review letters, investigators at the university of basel in switzerland and their colleagues suggest antineutrinos streaming in huge numbers from the neutron star could irradiate the protons and turn some into neutrons, which build stable, heavy isotopes

    在4月14日的《物理評論通訊》中，瑞士巴塞爾大學的研究人員與合作伴提出，從中子星大量湧出的反微中子會照射質子，並使部份質子轉變為中子，以形成穩定的重同位素。
  3. An isotope of hydrogen with one proton and one neutron in the nucleus having an atomic weight of2. 014

    氘氫的一種同位素，在其原子核內有一個質子和一個中子，其原子重量為2 。 014
  4. Isotopes are different varieties of the same element, which have identical chemical properties but differ in atomic weight

    同位素是同一元素的不同種類，它們有著相同的化學特性但是原子重量不同。
  5. More reactive are the heavier isotopes of hydrogen, deuterium and tritium.

    更為活躍的是氫的較重同位素，氘和氚。
  6. Conspicuously heavier hydrogen and oxygen isotopic compositions in maolouchi river basin after quake suggested that the water source of the rivulet mainly drained from surface runoff subjected to evaporation or the interflow composed with heavier isotopes

    貓羅溪流域在地膿后其氫、氧同位素組成明顯變重，此意指流至河川之水源可能改變為遭受蒸發作用之地表逕流，或以具較重同位素組成之中間流為主。
  7. Researchers said the zircon ' s high level of heavy oxygen isotopes suggest it was cooled by surface water after it formed

    研究人員說鋯石的高標準重氧同位素暗示了它形成之後靠地表水來冷卻。
  8. Fifty - four rats with three different degrees of papain induced osteoarthritis classified by 99m - tc pertechnetate bone scan were collected for ultrasound treatment

    治療前後及追蹤兩個月後關節炎嚴重度的改變仍以同位素（過?酸鹽）骨掃瞄加以評估。
  9. Because of this, rempi technique can be used to study molecular spectrum, analytical chemistry, state - resolved detection, photoionization and photodissociation dynamic, laser isotope separation and combustion diagnose

    Rempi技術在分子光譜、分析化學、態分辨探測、光電離解離動力學、同位素分離、燃燒過程的診斷和分析等研究領域中發揮著重要的作用。
  10. Radionuclide tracer analysis is a third important method.

    第三種重要方法是同位素示蹤分析。
  11. The large number of radioactive isotopes among the heavy elements fit into three series.

    重元素中的大量放射性同位素分屬於三個系列。
  12. Based on the studies of microthermometry, gas composition, liquid composition, rare earth elements, ore - forming elements and 13c, d, 18o of fluid inclusions from the mineralization district and the representative deposits, such as zacun gold deposit, shuixie copper - cobalt deposit, shiyancun stibium deposit and bijiashan stibium deposit, two metallogenic fluid systems have been distinguished, i. e., zijinshan metallogenic fluid system and gonglang metallogenic fluid system in weishan - yongping mineralization district

    礦化集中區及扎村金礦、水泄銅鈷礦、石巖村銻礦、筆架山銻礦等典型礦床流體包裹體的顯微測溫、氣相成分、液相成分、稀土元素、重金屬元素及~ （ 13 ） c ， d ， ~ （ 18 ） o穩定同位素的研究表明，雲南巍山-永平地區銅金多金屬礦化集中區存在兩個成礦流體系統：紫金山背斜成礦流體系統與公郎弧成礦流體系統。
  13. Carbon, hydrogen oxygen isotope studies on imbedded old tree ring and paleoclimate reconstruction

    埋藏古木樹輪碳氫氧同位素研究與古氣候重建
  14. Tree ring is a kind of natural archives, on which the isotopic analysis is important to study global climate and environmental change. the authors mainly provide a comprehensive introduction to the fractionation models of carbon, hydrogen and oxygen isotope in plants, their research techniques and the extract methods from cellulose. that results show isotopic tracer can record the message of climatic variation and has become a powerful tool for paleoclimate reconstruction and for the modern environment changing research. especially studying on pages, the cellulose isotopic analyses of imbedded old tree ring have become the mainly quantitative means of environmental evolvement. in addition, china is a typical monsoon country, research in tree ring stable isotope seasonal variation can give us a lot of important information on that. up to now, the research techniques and works on tree ring in our country are still in its earlier stage, and remain many limitations. it needs further accumulate basic research materials, intensify regional contrast and intercross studies on relative subjects

    尤其是在過去全球變化pages研究中，埋藏古木纖維素中的碳氫氧同位素分析已成為環境演化研究的主要量化手段。另外，對于中國這樣典型的季風氣候國家，開展樹輪穩定同位素隨季節性變化的研究具有重要的意義。我國在樹輪研究方面起步較晚，研究方法和研究內容上也比較簡單，還存在不小差距，既要進一步積累基礎資料，又要做區域對比，加強與相關學科的交叉研究。
  15. In order to meet the requirements of nda measurement, the laboratory of technical research for nuclear safeguards of china institute of atomic energy ( ciae ), is being in charge of developing four sets of nda standards : one set of segmented gamma - ray scanner ( sgs ) uranium standard, one set of sgs plutonhim standard, one set of plutonium isotopic standard, and one set of active well coincidence counter ( awcc ) standard. in this dissertation some pivotal techniques on quality control in developing of nda nuclear standards above were emphatically studied

    中國原子能科學研究院核保障技術重點實驗室研製分段y掃描裝置（ sgs ： segmentedgamma - rayscanner ）鈾工作標準樣品、 sgs鈈工作標準樣品、鈈同位素標準樣品和有源中子井型符合計數裝置（ awcc ： activewellcoincidencecounter ）鈾工作標準樣品來滿足核材料nda測量的要求。本論文重點對上述nda核標準樣品研製過程中質量控制的一些關鍵技術進行了研究。
  16. The results showed that phenomena of significant anomalous water flowed out into rivulet and little change of hydrogen and oxygen isotopic compositions were observed in paikangchi and nankangchi river basin after quake, while no significant anomalous water flow but heavier composition of hydrogen and oxygen isotopes existed in maolouchi river basin

    結果顯示北港溪和南港溪二流域在921地膿后曾有顯著異常水源進入河川之現象，但其溪水之氫、氧同位素組成並沒有發生變化，然而貓羅溪流域並無顯著之異常水流現象，但地膿后其溪水之氫、氧同位素組成則明顯變重。
  17. If so, the grains would contain a wide variety of isotopes from elements heavier than lithium

    假如如此，塵燼里就會包含諸多種類的比鋰重的元素的同位素。
  18. Major, trace element composition and sr - nd - pb isotopes of the cenozoic basalts from yangyuan ( hebei province ) and datong ( shanxi province ), which are located to west of the daxinanling - taihanshan gravity lineament, as well as mineral chemistry, major and trace element composition and sr - nd isotopes of mantle xenoliths from yangyuan are reported in this thesis

    本文報道了大興安嶺-太行山重力梯度帶以西河北陽原和山西大同新生代玄武巖的元素和sr - nd - pb同位素地球化學及陽原幔源包體的礦物化學、元素和sr - nd同位素地球化學，據此對華北克拉通西部上地幔的性質和過程進行了初步討論。
  19. The paper takes an example of condensed gas feild in qianmiqiao buried - hills. based on the research of formation and development of the buried - hills, three important subjects in the research are discussed with the application of advanced technical and methods ( namely, balanced cross sections, analysis of carbon isotope, mensuration of reservoir fluid inclusion ) : ( 1 ) the development of karstification and characters of reservoir in ordovician ; ( 2 ) lower tertiary ( es3 ) source in the depression nearby ; ( 3 ) the hydrocarbon generation history, migration phase and reservoir formation history

    論文以千米橋潛山凝析氣藏為例，在研究潛山形成演化基礎上，採用先進技術手段（平衡剖面技術、碳同位素分析、儲層流體包裹體測定） ，討論了該潛山油氣藏研究中三個重要問題： （ 1 ）古巖溶發育與奧陶系儲層特徵； （ 2 ）臨近凹陷下第三系油氣源： （ 3 ）油氣生成史與運移期次以及成藏歷史。
  20. We know this because the ice in the comets contains twice as many atoms of deuterium ( a heavy isotope of hydrogen ) to each atom of ordinary hydrogen as we find in seawater

    因為我們知道彗星上冰的氛原子（氫的一種重同位素）與氫原子（現代海水中常見的氫原子）的比值是海水的兩倍。
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