鈾同位素 的英文怎麼說
中文拼音 [yóutóngwèisù]
鈾同位素
英文
actinium uranium-
It is important to avoid the use of uranium compounds of unspecified isotopic composition.
要避免使用那種非專用的同位素成份的鈾化合物。Isotopic analysis of uranium by single - standard gas mass - spectrometer method
單標準氣體質譜法鈾同位素分析Indirect ionization by neutrons can also result from fission of plutonium or uranium isotopes.
通過使鈈或鈾同位素裂變，中於也能產生間接的電離作用。Standard test method for isotopic uranium in water by radiochemistry
用放射化學法測量水中同位素鈾的標準試驗方法None of the xenon isotopes we measured were the direct result of uranium fission
我們所測量到的氙同位素，根本都不是直接由鈾的核分裂而來。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。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。Standard practice for the ion exchange separation of uranium and plutonium prior to isotopic analysis
同位素分析前鈾和鈈離子交換分離的標準實施規程Test method for uranium and plutonium concentrations and isotopic abundances
鈾和鈈的濃度和同位素豐度的測試方法Standard test method for uranium and plutonium concentrations and isotopic abundances by thermal ionization mass spectrometry
用熱電離質譜法進行鈾和鈈濃度和同位素豐度的標準試驗方法Standard test method for isotopic abundance analysis of uranium hexafloride by multi - collector, inductively coupled plasma - mass spectrometry
多收集器感應耦合等離子質譜法分析六氟化鈾同位素豐度的標準試驗方法Study of isotope technology in regional hydrogeologic comprehensive assessment, uranium deposit no
511鈾礦床區域水文地質綜合評價中的同位素技術研究Determination of uranium and plutonium content and isotopic composition ; mass spectrometric method
鈾.鈈及同位素成分的測定.質譜測定法A study of the formation process and ore - prospecting indicators of the sandstone type uranium deposits in the light of uranium series isotopes
從鈾系列同位素角度探討砂巖型鈾礦的形成過程及找礦標志Standard test method for determination of uranium content and isotopic composition by isotope dilution mass spectrometry
用同位素稀釋質譜法測定鈾含量和同位素成分的標準試驗方法Nuclear energy - chemical separation and purification of uranium and plutonium in nitric acid solutions for isotopic and dilution analysis by solvent chromatography
核能.用溶劑色譜法對同位素和稀釋度分析用的硝酸溶液中鈾和鈈的化學分離和提純Standard test method for isotopic analysis of hydrolyzed uranium hexafluoride and uranyl nitrate solutions by thermal ionization mass spectrometry
用熱電離質譜法進行水解六氟化鈾和硝酸雙氧鈾溶液同位素分析的標準試驗方法Both research teams dated the zircon grains by analyzing their isotopes of uranium
兩研究小組通過分析它們的鈾同位素確定了鋯石顆粒的存在時間。Standard test method for radiochemical determination of uranium isotopes in urine by alpha spectrometry
光譜測定法放化測定尿中鈾同位素的標準試驗方法Standard test method for radiochemical determination of uranium isotopes in soil by alpha spectrometry
用光譜分析法放化測定土壤中鈾同位素的標準試驗方法分享友人