當(dāng)脫硫劑累計(jì)飽和硫容達(dá)20%時(shí),可用于生產(chǎn)硫酸.It was useful forH 2 SO 4 production when the accumulative saturationS capacity reached 20 %.目前使用氧化鈣復(fù)合的鎂基脫硫劑較為合理.It is rational to use complex desulphurization agent for pretreating hot metal.用途: ...