Carboneil卡尔博内伊carbonn.碳；复写纸；复本；碳精棒carbon coated nano particle碳包裹纳米粒子carbon dioxide-free water[医] 无二氧化碳水carbon- containing pellet含碳球团carbon content in fly-ash飞灰含碳量carbon paper making machine复写纸制造机carbon-arc cine projector碳棒电弧放映机carbon dioxide of carbonate碳酸盐二氧化碳carbonous particle additive碳质颗粒添加物carbon constructional steel碳素结构钢Carbon/carbcn composites炭/炭复合材料

1. The flywheel is made from carbon steel.
   飞轮由碳钢制成。
2. The material could be either carbon steel or stainless steel.
   材料可以是碳钢的或者是不锈钢的。