Carbonai卡尔博纳伊carbonn.碳；复写纸；复本；碳精棒carbonaceous materials碳材料carbon nanotube arrays碳纳米管阵列carbon fiber precursor碳纤维原系carbon fiber electrode碳纤维电极carbonaceous oxidation碳质氧化carbon nanotube bundle碳纳米管束carbon structural wire碳结构钢丝carbon isotope anomaly碳同位素异常carbonalion resistance抗碳化性能carbon-heat reducing碳热还原