常見例句雙語例句Silver is enriched in lead concentrate.銀富集在鉛精礦中。Adopt flotation can get rid of lead from high leaded gold concentrate, and output qualified lead concentrate for sale.采用浮選法可以從高含鉛金精礦中脫除鉛，并產(chǎn)出合格的成品鉛精礦供外銷。The results showed that this scheme could direct the correct use of reagents, and the overflow of lead concentrate could be used for recycle.在方鉛礦浮選中黑藥加在攪拌桶比加在磨礦的浮選效果好，鉛精礦溢流水可循環(huán)使用。權(quán)威例句The lead-zinc concentrate processed in Trepca, in Serbia's tense province of Kosovo, comes in through Bar, along with an array of Serbia's other essential imports—including iron ore and coal.ECONOMIST: Montenegro 返回 lead concentrate