isotope age造句怎麼寫
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Study on geochemical composition and isotope ages of the Malasongduo porphyry associated with Cu-Mo mineralization.
The research on geochemical characteristics and isotope age suggests that the deposit belongs to a magma-metasomatic pegmatite type deposit related to Fufang and Huitong granitic mass in genesis.
The four zirconic U-Pb isotope ages have been determined for quartz monzonitic granite, biotite monzonitic granite, syenogranite and alkaline granite, which belong to four units from the Laoshan granitoids.
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