常见例句Silver is positively correlated with copper in ores and is absent in galena.矿石中银与铜呈明显正相关关系，而方铅矿中不含银。Ag-bearing chalcopyrite occurs in the gold-silver ores and silver ores of the deposit.含银黄铜矿产于该矿床的金银矿石和银矿石中。 返回 silver-bearing