731氧化石蜡皂
731 paraffin-soap
731 oxidized paraffinum sodium salt
Dressing rate
Cr—氟化石墨复合镀层
Cr-graphite Fluoride Composite Coating
SiC强化石墨坩埚
SiC reinforced graphite crucible
Web石化信息系统
petrochemical information system
八钢-石化隐伏断裂
bagang-shihua hidden fault
白云石化
dolomitize
ammonia removal treatment
Dolomitization
DOLOMIZATION
dolomite
dolomitation