GB/T 41957-2022炭黑原料油石油炼制催化油浆国家标准
英文:Oil for use in the carbon black products—Fluid catalytic cracking slurry oil in petroleum refining GB/T 41957-2022介绍:...
英文:Oil for use in the carbon black products—Fluid catalytic cracking slurry oil in petroleum refining GB/T 41957-2022介绍:...