cement carbon的用法和样例：
例句
- The lead quenching process should be controlled to prevent the codialyzed cement carbon.
铅淬火热处理工艺中一定要控制不出现先共析渗碳体。 - The microstructure and the property of two low carbon alloy steel forged parts were compared for parts after isothermal normalizing with those after ordinary normalizing.
研究了两种合金渗碳钢锻件普通正火和等温正火的显微组织和性能。
