鈾酸 的英文怎麼說

中文拼音 [yóusuān]
鈾酸 英文
uranic acid
  • 鈾 : 名詞[化學] （放射性金屬元素） uranium （u）
  • 酸 : 酸構詞成分。
  1. Combining with practice of china ' s uranium ore heap leac hi ng, this paper proposes main ways and suitable technologies in the fields of emp hasizing feasib ility research, adop - ting strengthened technologies, improving equipment le vel, op timizing control technological factors and developing application range and so o n, which include adopting acid - curring and ferric sulphate - tric kle leaching process, bacteria heap leaching, countercurrent heap leaching, sele cting advanced material of heap bottom, developing large mechanized heap constru ction equipments and methods, popularizing drip i rrigation distributing solution, optimizing heap leaching process parameters, as we ll as developing recovery equipments suited to heap leaching, etc, in order to i n crease leaching rate, reduce heap leaching period and achieve more economic bene fits

    結合我國鈾礦堆浸實際，在重視堆浸可行性研究、採用強化堆浸技術、改進堆浸裝備水平、嚴格工藝條件及拓寬堆浸的應用范圍等方面提出一些有效途徑及適用技術，包括採用拌酸熟化-高鐵淋濾浸出、細菌堆浸、制粒堆浸、逆流堆浸，選用優質底墊層材料，研製大型機械化築堆方法和設備，推廣滴灌式布液，優化堆浸工藝參數，以及開發堆浸相配套的回收設備等，以提高浸出率、縮短堆浸周期，獲得更大的經濟效益。
  2. Determination of u in uranic ores and uraniferous rock by selective solubility - barium salt titration

    釩酸鹽滴定法測定鈾礦石及含鈾巖石中六價鈾
  3. Back extraction by hno3 - hf and back extraction by concentrated hnch after lower the concentration of organic phase are studied, the method of back extration by hnorhf can not be used to icp - ms, because some zirconium is hydrolysis when hf is removed by heat. however, the method of back extraction by concentrated nitric acid after lower the concentration of organic phase can be used to icp - ms, the recovery is 93. 2 %, rsd % is 5. 24 %, the decontamination factor of uranium is 3. 2xl04, the detection limit of zirconium is 0. 04ng / ml. the method of tta extracting trace zirconium in uranium is firstly used to icp - ms, the result is satisfied, it can be used to determine zirconium in uranic production quickly and veraciously

    本文通過研究hno _ 3 - hf反萃和稀釋有機相後用濃hno _ 3反萃這兩種分離方法，認為hno _ 3 - hf反萃由於在加熱去除hf時酸度不易控制，導致鋯的部分水解，因而此方法不宜用於icp - ms中，然而稀釋有機相後用濃hno _ 3反萃法用於icp - ms測量中，全程回收率為93 . 2 ，相對標準偏差為5 . 24 ，鈾的一次去污因子為3 . 2 10 ~ 4 ，鋯的測定下限為0 . 04ng / ml ，本文首次將tta萃取分離鈾中鋯用於icp - ms測量中，結果令人滿意，此方法適用於快速、準確測量鈾產品中微量鋯。
  4. Standard specification for nuclear - grade uranyl nitrate solution or crystals

    核純級硝酸鈾酰溶液或晶體的標準規范
  5. Corrosion behavior of carbon steel in high - ph value uranyl nitrate solution

    值的硝酸鈾酰溶液中碳鋼腐蝕與沉積膜的特性
  6. Verification of samples of uranyl or plutonium nitrate solutions by density measurements

    通過密度測定對硝酸鈾或硝酸鈈溶液樣品的驗證
  7. Requirements for representative sampling of uranyl nitrate solutions for the determination of uranium concentration

    用於鈾濃度測定的硝酸鈾溶液典型樣品的要求
  8. Potassium hydroxide for industrial use. determination of sodium. gravimetric method using uranyl acetate and magnesium acetate

    工業用氫氧化鉀.鈉含量的測定.醋酸鈾和醋酸鎂重量法
  9. Standard test method for determination of bromine and chlorine in uf6 and uranyl nitrate by x - ray fluorescence spectroscopy

    用x射線熒光光譜測定法uf - 6和硝酸鈾酰中溴和氯的含量的標準試驗方法
  10. Standard test methods for chemical, mass spectrometric, spectrochemical, nuclear, and radiochemical analysis of nuclear - grade uranyl nitrate solutions

    核純級硝酸鈾酰溶液的化學的質譜的光譜化學的核
  11. It can determine the elements in water. when tta is used to extract zirconium in uranium, the combination of zirconium and tta is very strong, the concentrated acid of nitric acid and hydrochloric acid can not destroy their combination

    用tta萃取分離鈾、鋯時， tta對鋯的螯合作用很強，硝酸和鹽酸的濃酸溶液並不能破壞它們之間的整合，即對鋯的反萃取非常困難。
  12. The content of the sap is negatively stained by uranyl acetate and observed by tem. results show consistency with the published observation that particles in gcv of open stomata are increased enormously in distribution density with obviously diminished small volume

    研究內容分以下三個部分： a ）用玻璃毛細管從開放態及aba誘導的關閉態保衛細胞液泡中直接取樣，並將樣品滴放在formvar包裹的銅網上，經醋酸鈾負染后在透射電鏡下觀察。
  13. According to the analysis on the lithogeochemical features and the carbon and oxygen isotopes of calcareous sandstones, it is realized that there some genetic relation between the formation of calcareous sandstone and uranium mineralization in the oxidation - deoxidation transitional belt, that is the precipitation and enrichment of uranium is accompanied by the deposition of carbonate and formation of calcareous sandstone

    根據鈣質砂巖的巖石地球化學特徵，結合碳、氧同位素分析認為，氧化還原過渡帶中鈣質砂巖的發育與鈾礦化的形成具有一定的成因聯系，即在鈾沉澱富集成礦的同時，伴隨著碳酸鹽的析出作用，形成鈣質砂巖。
  14. A quantitative appraisal of the prospect of uranium mineralization is completed based on a set of hydrochemical data acquired from the known in - situ leachable sandstone - type uranium, including radon content, acid - alkali ratio, oxidized and reduced electronic potential, hydrocarbonate radical and uranium content in water

    但是在找鈾過程中僅用水化學成份、氡含量、酸堿度和氧化還原電位等數值進行描述，說明它們與鈾礦化的關系，這種單一因素的描述不能綜合反映與鈾礦化的聯系程度，以定量評價鈾礦化與上述因素的關系，從而影響了水化學找礦的效果。
  15. There is a close relation between mesozoic tectonic evolution, fluid evolution, petrogenesis and mineralization in the manzhouli - e ' erguna region in the northeast of the northern orogenic belt, china, and three evolution stages of the mesozoic tectonic - fluid - petrogenetic and metallogenetic system are proposed out : 1 ) acompanied by ree and cu mineralization, the calc - alkaline volcanic rocks and mantle - crust mixed type granite occurred under the regional tension tectonic background caused by the mongolia - okhotsk residual ocean that was closing in scissors form in the early - middle jurassic. 2 ) acompanied by pb, zn and ag mineralization, the calc - alkaline and alkaline volcanic rocks occurred under the regional shear - compression tectonic background in the late jurassic. 3 ) acompanied by u, f, pb, zn and ag mineralization, the caic - alkaline and alkaline volcanic rocks occurred under the regional tension tectonic background in the early cretaceous

    摘要本文討論了北方造山帶東北段滿洲里額爾古納地區及其毗鄰區中生代構造流體成巖成礦系統及其演化的三個不同階段： 1 ）早中侏羅世張性「似裂谷環境」下所形成的中基性堿性火山巖、同熔性花崗巖及深源流體活動形成的稀土礦床和斑巖性銅鋁礦床； 2 ）晚侏羅世擠壓剪切環境下所形成的酸性火山巖、斑巖類及深源流體活動所形成的鉛鋅銀礦床； 3 ）早白堊世張性環境下所形成的基性堿性火山巖及深源流體活動所形成的鈾礦床、金銀礦床及螢石礦床。
  16. Transmission electron microscopy : the testis was cut into fragments ( 1mm x 1mm x 1mm ), fixed in 2. 5 % glutaraldehyde made up in 0. 1 m phosphate buffer ( ph 7. 2 ), postfixed in 1. 0 % oso4, dehydrated in a progressive ethanol and acetone solution, embedded in epon812, sectioned with lkb ultramicrotome, and stained with urangl acetate followed by lead citrate, then observed with h - 600 microscopy and photographed

    透射電鏡樣品以2 . 5戊二醛（ ph7 . 2 ， 0 . 1m lpbs緩沖液配製）和1鋨酸雙固定，酒精和丙酮系列脫水， epon812包埋， lkb型超薄切片機切片，醋酸鈾和檸檬酸鉛雙重染色， h - 600透射電鏡下觀察並拍照。
  17. Study on reduction of nitrate from in - situ acid uranium leaching groundwater with iron particles

    鐵屑去除酸法地浸采鈾地下水中硝酸鹽的試驗研究
  18. Rather the lion ' s share was trapped in aluminum phosphate minerals, which contain no uranium at all

    相對的，大部份的氙被囚禁在磷酸鋁礦物中，這種礦物根本完全不含鈾。
  19. International exchange and technical cooperation on decommissioning disposal of uranium mine and mill facilities

    滲析法從鈾溶液中分離硫酸的進一步探索
  20. Preparation development and application of standard reference materials

    紅外吸收法測定重鈾酸鹽中硫
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