【单选题】
甲烷化出口微量CO+CO<sub>2</sub>指标为：（）
A、 10ppm
B、 20ppm
C、 5ppm
D、 25ppm
查看正确答案
A、CO+2H<sub>2sub> = CH<sub>3sub>OH+Q；CO<sub>2sub>+3H<sub>2sub>= CH<sub>3sub>OH+H<sub>2sub>O+Q B、CO+H<sub>2sub>O = CO<sub>2sub>+H<sub>2sub>；4CO+8H<sub>2sub> = C<sub>4sub>H<sub>9sub>OH+3H<sub>2sub>O C、CO+3H<sub>2sub> = CH<sub>4sub>+H<sub>2sub>O+Q ；CO<sub>2sub>+4H<sub>2sub> = CH<sub>4sub>+2H<sub>2sub>O+Q D、CO+2H<sub>2sub> = CH<sub>4sub>+Q；CO<sub>2sub>+3H<sub>2sub> = CH<sub>4sub>+H<sub>2sub>O+Q
