carbon-free

英['kɑːbənfr'iː] 美['kɑːbənfr'iː]
  • 不含碳的
  • carbon n.碳;复写纸;复本;碳精棒
  • family n.家庭;亲属;家族;子女;[生]科;语族;[化]族adj.家庭的;家族的;适合于全家的
    1. The carbon content of mild steel is much lower than cast-steel.
      软钢的含碳量要比铸钢的低得多。
    2. The strength of steel varies with the amount of carbon it contains.
      钢的强度因其含碳量而异。