carbonete碳酸盐岩carbonn.碳；复写纸；复本；碳精棒Carbon particle clearance index碳粒廓清指数carbon mierofiltration membrane微滤炭膜Carbon paste modified electrode应用Carbon Key Pad Process Research碳膜按键工艺研究carbon- nitrogen ratio C/N碳氮比carbon monoxide hemoglobin test一氧化碳血红蛋白试验carbon sequestration efficiency固碳效率Carbonaceous gangue copper mine碳质脉石铜矿Carbon-nitrogen relationships碳氮关系carbon fibre reinforced polymer碳纤维增强复合材料