低品位石油储量
poor quality oil reserves
气喷旋冲湿式石灰石-石膏法
technology of swirl jet tower
石灰石/石膏湿法
limestone-gypsum wet method
石灰石－石膏法
limestone-gypsum process
Limestone-gypsum Method
limestone-gypsum desulfurization
limestone-gypsum FGD process
limestonegypsum method
limestone-gypsum wet FGD process
limestone-gypsum
石灰石—石膏法
limestone-gypsum wet method
石灰石－石膏法脱硫装置
limestone-gypsum FGD plant
石灰石－石膏湿法
limestone-gypsum wet way
wet lime gypsum
limestone-gypsum wet method
wet limestone-gypsum method
limestone-gypsum