From all possible members of the spinel groups, hercynite and galaxite, were found to be the most efficient.
在所有尖晶矿族成员中,铁铝尖晶和锰铝尖晶被发现是最有效(添加剂)。
From all possible members of the spinel groups, hercynite and galaxite, were found to be the most efficient.
在所有尖晶矿族成员中,铁铝尖晶和锰铝尖晶被发现是最有效(添加剂)。
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