In this paper,the principle and characteristics of Th normalization are introduced by using Th normalization techniques which relate to mineralization with information on element migration.
介绍了钍归一化的原理及特点,采用与矿化有关的元素迁移信息的钍归一化方法,分析了二连盆地东部的γ能谱资料,揭示了该区放射性元素的分布特征、地球化学作用和后期铀元素的迁移与富集。
Determination of thorium dioxide in thorium-tungsten alloys--Weight method
GB/T3312-1982钨钍合金中二氧化钍的测定重量法
This is essentially a development of thoria dispersion strengthened nickel alloys.
这基本上是用二氧化钍弥散强度化的镍基合金。
determination of the mass concentration of sulfur dioxide(hydrogen peroxide/barium perchlorate/thorin method)
二氧化硫的质量浓度的测定-过氧化氢/高氯酸钡/钍试剂法
determination of mass concentration of sulphur dioxide in ambient air (thorin spectrophotometric method)
环境空气中二氧化硫质量浓度的测定-钍试剂分光光度测定法
Methods for chemical analysis of rare earth chloride and carbonate--Determination of thorium oxide content
GB/T16484.4-1996氯化稀土、碳酸稀土化学分析方法氧化钍量的测定
Determination of Trace Thorium in Triuranium Octoxide by Isotope Dilution Inductively Coupled Plasma Mass Spectrometry
同位素稀释-电感耦合等离子体质谱法测定八氧化三铀中微量钍
Methods for chemical analysis of thorium nitrate--Determination of thorium content
GB/T16478.2-1996硝酸钍化学分析方法钍量的测定
Uranium and thorium in physical or chemical form or the mixture of uranium and thorium, excluding the nuclear fuel indicated in Article 3.
二任何物理或化学形式之铀、钍或二者之混合物；但不包括第三条所指之核子燃料在内。
sulphurous anhydride [ oxide ]
二氧化硫, 亚硫酐
Study on Fe_2O_3-MnO_2-TiO_2/γ-Al_2O_3 oxidative catalyst for organic wastewater
有机废水氧化催化剂氧化铁-二氧化锰-二氧化钛/γ-氧化铝的研究
diisopropyl peroxy dicarbonate
过氧化二碳酸二异丙酯
dicyclohexyl peroxydicarbonate
过氧化二碳酸二环已酯
having carbonation (especially artificially carbonated).
有二氧化碳的（特别是人造二氧化碳的）。
Treatment of 2, 4-dichlorophynoxyacetic Acid by Catalytic Ozonation;
催化臭氧氧化2，4-二氯苯氧乙酸
bicyclopentadiene dioxide epoxy resin
二氧化双环戊二烯环氧树脂
COMPLEX FORMATION OF Th(edta)CHELATE WITH SOME AMINO-ACIDS
乙二胺四乙酸根合钍与某些氨基酸的络合反应
Sinuitaneous Determination of Uranium and Thorium with Caliscal Least Square Method;
经典最小二乘法同时测定铀矿石中铀和钍
