短語詞組短語open -pit mine production 露天礦生產(chǎn)Haizhou open -pit mine 海州露天礦Small open -pit mine 小露天礦Shengli open -pit mine 勝利露天礦limestone open -pit mine 露天石灰石礦WUJIATA Open -pit Mine 武家塔露天煤礦Chaoyang open -pit mine 朝陽露天Deep open -pit mine 深露天礦 返回 open-pit mine