常見例句雙語例句A method is proposed to determine free native silver and free silver sulphide in lead-zinc concentrate.擬定了分離測定鉛鋅精礦中游離硫化銀和游離自然銀的方法。Ausmelt' s top submerged lance technology is an established continuous process for smelting lead sulphide concentrates.奧斯麥特頂吹浸沒式熔煉技術(shù)是一個成熟的鉛精礦連續(xù)熔煉工藝。Our study indicated that most of the silver in lead concentrate occurs in the form of coarse particle, unlocked particle, uncomplete dispersion, crust or radial shape of silver sulphide.研究發(fā)現(xiàn),鉛精礦中的銀主要為大顆粒自然銀、呈單體狀,尚沒有完全分散開,周圍的硫化銀呈皮殼狀、放射狀。 返回 lead sulphide