穩定同位素 的英文怎麼說
中文拼音 [wěndìngtóngwèisù]
穩定同位素
英文
stable isotopes- 穩 : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 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...
- 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
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The 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。Various types of techniques have been applied to study the main principle problem. these techniques involve petrography, x - ray diffraction ( xrd ), scanning electron microscope ( sem ), carbon isotope, cathodoluminescence ( cl ), fluid inclusion, and epoxy - resin casts
論文中所用的分析原理與技術方法包括:層序地層學分析、 x -衍射、掃描電鏡、穩定同位素、陰極發光、流體包裹體與染色鑄體薄片等。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。The global change study is one of the most spectacular and interesting environment scientific questions in the 1990 s. the message of global change stores in tree rings, ice core, loess, underground water, lake sediment and deep sea sediment, all these proxies record the information of global change. with the advances in stable isotope techniques, the isotopic tracer records the message of climatic variation and becomes a powerful tool that can understand paleoenvironment reconstruction and modern environment changing
全球變化研究是90年代以來最為引人注目和關切的環境科學問題之一。全球環境變化的信息儲存於樹輪湖泊冰芯黃土地下水和海洋沉積物等載體中,隨著穩定同位素技術的發展,同位素示蹤劑指示環境變化的信息,成為了解古環境再造和現代環境信息變化的一個強有力的工具。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。Some of preblems will be accounted by means of stained thin section microscopic identification, catholuminescence microscopic observation, trace elent analysis, carbon and oxgen isotope geochemistry, and fluid inclusion analysis
認為利用染色薄片鑒定、陰極發光顯微鏡觀察、微量元素分析、碳氧穩定同位素測定及包裹體測溫等綜合手段進一步研究,最終將解決這些問題。To let more domestic relevant researchers understand the applicable techniques of stable isotopes, this article not only introduces the principles of isotopes measurements by gas isotope ratio mass spectrometer, but also integrates the experiences of hydrogen, oxygen, carbon, nitrogen, and sulfur isotopes in agriculture and environmental applications that were described in papers
為讓國內更多相關研究人員了解穩定同位素技術的可利用性,本文描述氣相同位素比值質譜儀之分析原理,及整理氫、氧、碳、氮和硫等同位素在農業及相關生態環境研究上應用的文獻。Study on the subcellular distribution of sm and yb in rat liver using enriched stable isotope tracer
富集穩定同位素示蹤研究釤鐿在大鼠肝臟中的亞細胞分佈The recent progress of the stable isotopes ( si ) research on pharmacokinetics is reviewed. with development of ms and gc - ms, it will be an important method for studying drugs
摘要綜述了穩定同位素在藥物動力學研究中的最新發展,隨著質譜和色質聯用等儀器的普及,它將成為藥物研究中的一種重要手段。The experiment in which 13c - trioctanoin was used as a labeled substrate to diagnose the disease about fat malabsorption was explained and followed by a research on the diagnosis of the same disease with 13c - substrate
摘要介紹了用13c -三辛酸甘油酯為標記藥物通過呼氣實驗診斷脂肪代謝疾病的方法,進而引出了用穩定同位素標記的類似藥物來診斷同樣疾病的研究。It is seen that the points representing stable isotopes define a rather narrow stability region.
可以看到,表示穩定同位素的那些點,構成一個很窄的穩定性區域。Identification of tumor markers with silac proteomics approaches
細胞培養穩定同位素標記技術與腫瘤標志分子研究An hour later the next lighter stable isotope, xenon 134, appeared
一小時之後,略輕一點的穩定同位素氙134出現。Implication and application of stable carbon and oxygen isotopes of pedogenic carbonates in soils
土壤次生碳酸鹽碳氧穩定同位素古環境意義及應用Stable isotope characteristics of the jin chang gou lian gold deposit in inner mongolia and its origin
內蒙古金廠溝梁金礦床穩定同位素組成和礦床成因討論Paleo - environmental implications of stable carbon isotope in soil organic matter and its influencing factors
土壤有機碳穩定同位素的古環境指示意義及影響因素Both of the experiments proved effective, moreover the latter would be better since the stable isotope is harmless
結果指出,兩種方法是等效的,由於穩定同位素對人體無害,因而後者更有應用前景。Isotopes, including both radioactive and stable isotopes, make important contributions to development of society and economy, and progress of science and technology in usa
摘要同位素,包括放射性同位素和穩定同位素,對美國社會和經濟發展、科學技術進步做出了重要貢獻。Analyzing archaeological remains of bone and hair for their abundances of the stable isotopes of carbon and nitrogen ( carbon 13 and nitrogen 15 ) can provide information about a person ' s diet
從考古遺址出土的遺骸,分析骨頭、毛發中碳13 、氮15等穩定同位素的豐度,可以得到有關飲食的資訊。Investigating stable isotopes and trace elements, jurian hoogewerff of the institute of food research in norwich, england, and other researchers have claimed that ? tzi probably spent most of his final years in the ventertal or nearby valleys to the north
英國諾威治食品發展研究所的胡格衛夫與其他的研究人員,研究穩定同位素與痕跡元素,認為奧茲也許在過世前幾年,大部份時間都在北方的文特佗或附近山谷活動。分享友人