渗碳的英文怎么说
渗碳的英文: Vacuum carbonitriding Vacuum carburizing Case hardening grade alloy gear steel "carburize:To treat, combine, or impregnate with carbon, as when casehardening steel." 渗碳作用 "carburize:To treat, combine, or impregnate with carbon, as when casehardening steel." |