A.采用外取熱盤管 B.采用內(nèi)取熱盤管 C.采用蒸汽換熱器 D.采用循環(huán)水換熱
A.C+0.5O2→C O B.ZnS+1.5O2→Zn O+SO2 C.2H2+0.5O2→H2O D.Zn3O(SO4)2+8H2→2ZnS+ZnO+8H2O
A、R-S+Ni+H2→R-2H+Ni S B、2 H2+0.5O2→H2O C、C16H34→C8H16+C8 H18 D、R S H+H2→R H+H2S