氫的同位素 的英文怎麼說
中文拼音 [qīngdetóngwèisù]
氫的同位素
英文
deuterium-
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。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 。 014The understanding of biogeochemical cycle of hydrogen, oxygen, carbon, nitrogen, and sulfur elements in nature ecosystem have increased substantially in the past two decades owing to the improvement of gas isotope ratio mass spectrometer and the wide application of isotopic studies with these elements
摘要近20年由於氣相同位素比值質譜儀的改良和氫、氧、碳、氮和硫等穩定同位素的廣泛研究，穩定同位素的研究技術已實質增加我們對于這些元素在自然生態系中生地化循環的了解。From the study of hydrogen - oxygen isotope in enclosure liquid, some water conies from magma, others come from atmosphere precipitation
包裹體水的氫氧同位素研究表明成礦流體中既有巖漿水，又有大量大氣降水加入。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。Researches into the nuclear fusion reactions has created a need for handling the deuterium tritium fuel employed, and cryogenic fractional distillation was selected as one of the best process for making the required separations due to relatively large separation factors, low power consumption, high throughputs, relatively short start - up times, and flexibility of design
受控聚變的研究已給人類展示出取得更加安全、清潔，而且是無限豐富的能源的美好前景。在廉價制取聚變燃料氘以及提高核能原料利用率的方法中，低溫精餾被認為是最經濟可行的分離氫同位素的方法。Through the study of characteristic of macroelement, microelement, rare - earth element, oxyhydrogen isotope, sulfur isotope, lead isotope, fluid inclusion etc, a conclusion can be drawn that metallogenic substance comes from the upper mantle with mixing of some substance from the upper crust latter. it is likely to have the same source with the surrounding rock
通過對礦床的常量元素、微量元素、稀土元素、流體包裹體特徵、氫氧同位素、硫同位素、鉛同位素等特徵的研究，認為成礦物質主要來源於上地幔，與周圍巖石存在著同源的可能性，後期有一定的上地殼物質混入，成礦作用有三期，分別與區內的花崗巖、二長花崗巖脈、雲煌巖脈有關。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。That technique uses a magnetic field to hold large volumes of the same isotopes of hydrogen inside a doughnut - shaped vessel, called a tokamak
磁約束聚變的方法就是利用磁場，將大量氫的同位素維持在環形容器（稱為托卡馬克）中。This is composed of a mixture of deuterium ( a rare isotope of hydrogen ) and lithium ( a light metal )
核彈的主體部位由一種氘與鋰的混合物組成，氘是一種稀有的氫元素的同位素，而鋰則是一種輕金屬。Characteristics of groundwater cycle using deuterium, oxygen - 18 and hydrochemistry in chaobai river basin
基於氫氧同位素與水化學的潮白河流域地下水水循環特徵Using the theory of environment isotope and deuterium excess ( d - excess ) parameter, we found the cause of formation of spring ground water in mianzhu area, including the water origin and transportation process and recharge and discharge relationship of various water bodies and hydrogeologic units ; 2. the type of terrestrial heat system is low - medium temperature system of convective type ; 3. this paper valued the si well ( including the scale of geothermal water, exploitation potential and evaluation of medical treatment mineral water ) ; 4
論文以同位素地球化學和水文地球化學的理論、技術為基礎，結合綿竹三箭水s _ 1井及其鄰區溫泉地下水形成的區域地質構造背景、地層巖石組合特徵及主要水文地質條件，剖析了研究區內可能存在地熱溫泉水的「儲、蓋、通、源」基本條件，對該區各水體的氫、氧同位素、氘過量參數、氚含量以及水化學分析資料進行了系統地研究，取得了以下成果。This study used water samples taken from fon - lin region in hualien river basin and analyzed their hydrogen and oxygen isotopes to investigate the possible sources and evolution processes of groundwater and river water flow
摘要本研究利用氫、氧同位素針對花蓮溪上游鳳林開發區地下水及地表水水文特性進行分析，判斷該區域地下水的補注源及地表與地下水間的相互關系。According to the comparison and analysis of mineral composition and geochemical characteristics of trace element, sulfur isotope, hydrogen and oxygen isotope, lead isotope and rare earth element in the gold ore and the altered spilite from the deposits of huachanggou gold mine, it was confirmed that the gold ore had obvious succession of the basic igneous rock
摘要通過對鏵廠溝金礦床金礦石和蝕變細碧巖礦物組成、微量元素、硫同位素、氫氧同位素、鉛同位素及稀土元素地球化學特徵地對比分析，得出金礦石對該基性火山巖存在明顯的繼承性。Are isotopes of hydrogen
均為氫的同位素，The composition and physicochemical condition of ore - forming fluids were determined by the analysis of chemical composition, 6 d, 18o and physical chemistry parameters of fluid inclusions in quartz veins, which are closely related to gold mineralization in gaize area
通過對石英礦物中的流體包裹體特徵、成分、流體水的氫、氧同位素及其物理化學參數的分析與測定，論證了成礦流體的成分及物理化學條件。Hydrogen and oxygen isotopic composition of the fluid inclusion in quartz indicates that the water in ore - forming fluid was derived meanly from mixture water of meteoric and magmatic
石英流體包裹體氫氧同位素組成表明，成礦流體中的水主要來源於大氣降水和巖漿水的混合。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。Little change in hydrogen and oxygen isotopic composition of rivulet before and after 921 earthquake in paikangchi and nankangchi river basin implied that the earthquake stress might just force the groundwater stored in soil or strata to flow out but did not change the water sources of the two basins
因其氫、氧同位素組成在921地膿前、后並未發生變化，因此北港溪和南港溪流域在地震之後所顯示的異常水源，可能是地震的應力迫使原涵蓄于土壤或地層中之地下水流溢出，而並未改變其原集水型態。H and o isotopes reveal that the metallogenic fluid may has magmatic hydrothermal in early times and the formational water in the stratum participated the maineralization during the main metallizing phase
氫、氧同位素指示成礦流體早期可能有巖漿熱液，主成礦期主要是地層中的建造水參與成礦。分享友人