The influencing factors for liquid phase catalytic oxidation of mine gas to methanol(in form of CH3COOCH3) are studied using the self-established experimental a
The LA-ICP-MS U-Pb zircon dating of eight typical samples from four units of the Bozhushan granite intrusion in southeastern Yunnan Province, constrains the age
Strontium in celestine was activated in Twain-40 with the wetting and emulsifying methods. And strontium extract ratio increased providing that the negative eff