油井水泥添加剂
oil well cement additives
oilwell cement additive
复合型水煤浆添加剂
composite additive for CWS
生态型人工海水添加剂
artificial-seawater additive
水煤浆添加剂
additive of CWM
water coal slurry additive
CWM additive
additives for coal water slurry
Additive of Coal Water Slurry
additive for CWS
水泥添加次序
the order of adding cement
水溶性润滑剂添加剂
Water soluble antiwear additive
水添加剂喷水灭火系统
water additive sprinkler system