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1·Experiment on determination of trace Argentum in copper coneentrace ore was done. Method of inhibition of Copper to determine Argentum was studied.

对湖南省麻阳铜矿铜精矿中的微量银作了原子吸收光谱法制定试验，研究了铜对银的测定的干扰，并提出了消除干扰的方法。

2·Since the largest Ta'ergou tungsten deposit in northwest China and Shidonggou argentum multi- metal deposit were discovered, the Yeniutan granite in Subei county Gansu province is even more famous.

位于甘肃省肃北县的野牛滩岩体，因产有中国北方最大的塔儿沟钨矿以及新发现石硐沟银多金属矿而著名。