carbon case hardening
[船舶英汉词典]
carbon case hardeningn.表面渗碳硬化
是什么意思,carbon case hardening的解释,carbon case hardening的翻译
[冶金英汉词典] carbon case hardening
carbon case hardening
[船舶英汉词典]
carbon case hardening是什么意思,carbon case hardening的解释,carbon case hardening的翻译
[冶金英汉词典] carbon case hardening