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isotopic adj.同位素的。 isotopic abundance...

isotopy

Application of water - chemical tracing experiment and environment isotopic measure technology in rock underground water research 水化學示蹤實驗及環境同位素測定技術在礫巖地下水研究中的應用

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钚濃度和同位素豐度的標準試驗方法

Pb isotopic features imply that its source is similar to that of the indian ocean morb , and a dupal anomaly Ph同位素特征表明其源區類似于印度洋morb的源區,具有dupal異常型的特征。

The pb isotopic ratios show the characteristic of dupal anomaly and influence of ocean sediment to the source Pb同位素研究也顯示了dupal異常型的特征以及大洋沉積物對源區的影響。

Co surface oxidative reaction and 18o - 16o isotopic exchange over ce0 . 6zr0 . 35y0 . 05o2 and pr0 . 6zr0 . 35y0 . 05o2 catalysis 氧化鈰氣凝膠擔載的銅催化劑對氫氣中一氧化碳選擇氧化的催化性能

Standard test method for isotopic analysis of uranium hexafluoride by single - standard gas source mass spectrometer method 用標準氣體源質譜法進行六氟化鈾的同位分析的標準試驗方法

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

Trace elements and isotopic geochemistry of the high - k calcalkaline granites in north margin of eastern part of west kunlun 西昆侖東段北緣花崗巖微量元素及同位素地球化學

Lead isotopic tracing and its future application in the mining environment assessment of liaoning province 鉛同位素示蹤技術及其在遼寧省礦業環境評價中的應用前景

The isotopic data agree with the other evidence that ? tzi ate a mixed diet of plants and animals 結果,同位素證據與其他證據相符,證明奧茲的食物中動植物都有。

Thermolysis production of lake carbonatite organic matter and its carbon isotopic composition characteristic 湖相碳酸鹽巖有機質熱演化產物及其碳同位素組成特征

Carbon isotopic geochemistry and origin of natural gases in the southern part of the western sichuan depression 川西坳陷南段天然氣來源與碳同位素地球化學研究

Isotopic characteristics of groundwater and its response to paleoclimatic variation in heihe river basin 黑河流域地下水同位素特征及其對古氣候變化的響應

Isotopic characteristic and recharge effect of groundwater in the water circulation of heihe river basin 黑河流域水循環過程中地下水同位素特征及補給效應

Separation of boron by using ion exchange technique for the isotopic measurement of boron in salt lake brine 鹽湖鹵水硼同位素測定中硼的二次離子交換分離

Standard practice for the ion exchange separation of uranium and plutonium prior to isotopic analysis 同位素分析前鈾和钚離子交換分離的標準實施規程

Determination of the u isotopic content in uranium containing nuclear fuel solutions by spectrometry 光譜分析測定含鈾核燃料溶液中鈾235同位素含量

The application research on the isotopic tracing flow measurement using cross correlation technique 互相關技術在同位素示蹤流量測量中的應用研究

Cycle pattern and renewablity evaluation of groundwater in yinchuan basin : isotopic evidences 銀川平原地下水循環及其可更新能力評價的同位素證據