金同位素 的英文怎麼說

中文拼音 [jīntóngwèi]
金同位素 英文
gold isotope
  • : Ⅰ名詞1 (金屬) metals 2 (錢) money 3 (古時金屬制的打擊樂器) ancient metal percussion instrum...
  • : 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...
  • : 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. Fundamental of laser 40ar / 39ar dating method : our laboratory has successfully set up the laser microprobe 40ar / 39ar geological dating method. our works include adjustment of the high - gain electron multiplier in mass spectrometer and correction of mass discrimination, adjustment of the laser, test for absorption ability of minerals to laser, designing and manufacturing high - vacuum sample chamber, sample preparation and irradiation, research on the variability of j values on the surface of rock chips, measuring atmospheric argon, determination and correction of blanks and ages, etc. the laser microprobe technique is particularly effective for some geological samples. it can be used, for example, for research of distribution of the components in extremely small samples that are very difficult to be separated and purified and those which contain excess argon

    本文首先從常規~ ( 40 ) ar ~ ( 39 ) ar階段升溫定年實驗室的改進入手,進而建立了激光~ ( 40 ) ar ~ ( 39 ) ar定年實驗室,利用這兩種先進地質定年方法,結合其他手段,對青藏高原腹地和北緣的阿爾斷裂系多期地質事件進行了詳細的年代學研究:一、參照國際先進實驗室的流程,對我們的常規~ ( 40 ) ar ~ ( 39 ) ar階段升溫實驗室在樣品的預處理、樣品的照射條件和系統空白測量及校正等方面進行了改進,使之產出的年代數據更可靠並為國際行所承認。
  2. The author summarizes the distribution law of gold deposits of fujian in space and time and studies the metallogenic epoch using the method of isotopic geochronology and geologic analysis

    總結了礦的時空分佈規律,採用測年和地質分析相結合的方法研究福建省礦的成礦年代。
  3. Composed of micro diamonds, aluminum oxide, and silicon carbide, the isotopic distribution of these grains bore the telltale marks of their birth : ancient supernovas and red giant stars, that shone brightly and then flickered out, billions of years ago, before the birth of the solar system

    由微剛石、鋁氧化物、碳化硅組成的這些微粒的分佈透露出它們的誕生:那些數十億年前,在太陽系尚未誕生時,曾經閃耀並最終熄滅的古老超新星和紅巨星。
  4. 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、重屬元及~ ( 13 ) c , d , ~ ( 18 ) o穩定的研究表明,雲南巍山-永平地區銅屬礦化集中區存在兩個成礦流體系統:紫山背斜成礦流體系統與公郎弧成礦流體系統。
  5. 3. re - os isotope chronology study suggesting the forming of jinchuan nickel - copper deposit which is magmatic dominanted and multi - mineralization attributed may lasting a long period of time

    Re ? os地質年代學研究表明,以巖漿成礦作用為主但有多種成礦作用貢獻的川鎳礦床的形成可能經歷了長時期的演化過程。
  6. This is composed of a mixture of deuterium ( a rare isotope of hydrogen ) and lithium ( a light metal )

    核彈的主體部由一種氘與鋰的混合物組成,氘是一種稀有的氫元,而鋰則是一種輕屬。
  7. This paper will discuss project feasibility study, investment estimating, operating costs estimating, selling income and tax, finical analysis of a high technical project - medical isotopic production reactor which was developed by nuclear power institute of china, using nuclear project feasibility study and economic analyses method

    本論文將利用現有的核工程項目可行性研究和經濟分析的方法對中國核動力研究設計院近期開發的高科技項目? ?醫用生產堆的項目可行性報告編制、項目投資估算、項目生產成本費用估算、項目銷售收入及稅估算、項目財務評價指標的計算、項目財務評價的結論等情況進行研究和探討。
  8. The plumbum isotope of ores conform the mixture model of three components, the plumbum of earth ' s mantle, the plumbum of upper ea rth ' s crust and the plumbum of strata in the aketishikan gold deposit

    阿克提什坎礦床礦石鉛符合三元混合模型,三端元為地幔鉛、上地殼鉛及地層鉛。
  9. 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

    摘要通過對鏵廠溝礦床礦石和蝕變細碧巖礦物組成、微量元、硫、氫氧、鉛及稀土元地球化學特徵地對比分析,得出礦石對該基性火山巖存在明顯的繼承性。
  10. Composition of oxygen isotopes and discussion on the formation of changkeng au - ag deposit, guangdong province

    廣東長坑銀礦床氧組成特徵及礦床成因討論
  11. To deal with gas separaion at high pressure and high temperature, inoghc membranes are used widely in the ligh of the production and the uitrahigh purity of hydrogen isotope requlred by some special professions and the defects of the current einpoyed membranes separation technology the preparation teehnology of high h - permselective membrane

    在涉及高溫、高壓環境下的氣體分離中,主要使用的是無機膜分離技術。針對特殊行業對氫氣體處理量及超高純度的需求和現有膜分離技術存在的問題和不足,創新性地提出了利用耐熔屬鋯等對氫的高滲透性,制備高選擇滲氫膜的分離技術。
  12. The plumbum of ores have some characteristics of the plumbum of earth ' s mantle and some characteristics of the plumbum of up per earth ' s crust

    阿克提什坎礦床不地質體鉛特徵表明,礦床鉛不是單一來源的正常鉛,而是混合型多來源的異常鉛。
  13. On the basis of systematic analysis and comparative research on jianchaling and jinchuan nickel sulflde deposit in geology and geochemistry, some conclusions can be drawn as follow : ( 1 ) re - os isotopic geochronology data define an precise 878 ? 6 ma isochon, suggest jianchaling nickel sulflde deposit would form in new proterozoic. the rock - forming process and metal logenesis happened on the whole, this deposit subordinates to magmatic deposit

    通過對煎茶嶺和川鎳礦床地質、地球化學的系統分析與比較研究,取得以下新的認識和進展: ( 1 ) re ? os地質年代學研究表明,煎茶嶺硫化鎳礦床形成於878ma前的新元古代,成礦作用和成巖作用基本上是時進行的,屬巖漿礦床。
  14. Stable isotope characteristics of the jin chang gou lian gold deposit in inner mongolia and its origin

    內蒙古廠溝梁礦床穩定組成和礦床成因討論
  15. Through further petrology and isotope chronology studies on granite - porphyry distributed in mining area, we thought that the granite - porphyry played a very important role in the formation of the zhulazaga gold deposit

    對礦區分佈的花崗斑巖開展了較深入的巖石學及成巖年代學研究,認為其在朱拉扎嘎礦的形成中起到了重要作用。
  16. Thus, they might be derived from a back - arc basin with an archipelagic system in paleo - tethys, instead of a large ocean basin. the isotopic geochemistry shows that the jinshajiang ophiolitic melange has higher e nd ( t ) values ( + 7. 42 - + 5. 44 ), suggesting that it may be derived from a lree depleted mantle source without significant contamination by the continental crust, but affected slightly by a fluid from a subducted ocean crust

    地球化學研究表明,沙江蛇綠混雜巖具有較高的_ ( nd ) ( t )值( + 7 . 42 + 5 . 44 )暗示蛇綠巖來源於lree長期較虧損的地幔源,演化過程中沒有受到陸源物質的明顯混染,而主要受到少量俯沖洋殼析出流體的影響。
  17. On the basis of the an integrated study on strata, magmatic - volcanic activities, geochemistry as well as geophysics and remote sensing imagines, three subtectonic units were divided. 2, metallogenic series of copper deposits with the elapse of time, the tectonic - magmatic evolution went on from south to north, which resulted in regular production and spatial distribution of ore resources, correspondingly forming east tianshan copper, gold, nickel, iron, silver clucters of mineral deposits. in the light of the concept of metallogenic series by cheng yuqi, chen yuchuan et al.,

    本文立足於東天山地區銅及其多屬礦床的野外地質調查研究,從充分整理和吸收消化前人大量研究成果的基礎之上,選擇重點礦床進行解剖,輔以巖石學和高精度年代學研究,嘗試應用成礦系列理論來認識東天山地區銅礦床的時空分佈和演化譜系,以內生屬礦床時空分佈樣式作為大地構造環境的標志和限定,為東天山大型銅礦富集區的戰略靶區優選提供理論依據。
  18. The coi - rich " inclusions and normal nacl + h2o inclusions are commonly observed in same samples with the same homogenization temperature ( th ). 4

    Ar - ar地球化學研究表明,薩瓦亞爾頓礦床的主要成礦時代為印支晚期, 210ma 。
  19. Inorganic chemicals ; organic or inorganic compounds of rare - earth metals, of radioactive elements or of isotopes

    無機化學品;稀土屬,放射性元及其之有機及無機化合物
  20. Isotopic geochemistry tracing for sources of ore - forming fluid in tianwan ore belt

    田灣礦成礦帶成礦流體的地球化學示蹤
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