短語詞組短語powdered activated carbon pac 粉末活性炭powdered activated carbon adsorpttion 粉末活性炭吸附powdered activated carbon detail 粉狀活性炭Powdered Activated Carbon 粉狀活性炭;活性炭;粉狀活性碳powdered activated carbon adsorption 粉末活;陛炭吸附;粉末活性炭吸附powdered activated carbon method 粉末活性炭法powdered active carbon 粉狀活性炭low dose powdered active carbon 低劑量粉末活性炭 返回 powdered carbon