The incidence of lung cancer in the Gejiu area of Yunnan Province ranks the first in the world.The radon level(indoor,soil) was measured in the Gejiu area by th
The experiments on gold solubility in amino acid solution mdicate that gold is very intensively soluble in amino acid(or other organic acids),which is extensive
Calculations,according to some open-system models,point out that while a statistically significant discrepancy between the results of two U-series methods,^230T
Widely developed in the Dabie complex are various disequilibrium textures which provide direct evidence for the evolution of metamorphism and late-stage uplifti
According to the mercury species with different solubilities,the analytical procedure involving sequential chemical extraction has been applied to partitioning
Tantalite,occurring as intergranular tabular crystals,was reported for the first time in the Suzhou granite.Electron microprobe analyses show that it is rich in