carbon-free的用法和樣例：
例句
- The carbon content of mild steel is much lower than cast-steel.
軟鋼的含碳量要比鑄鋼的低得多。 - The strength of steel varies with the amount of carbon it contains.
鋼的強度因其含碳量而異。
辭彙搭配
- carbon free 無碳的
- carbon-free alloy steel 無碳合金鋼
- carbon-free ferroalloy 無碳鐵合金
- free carbon 單體碳
- carbon-free steel 無碳鋼
