metal powder case hardening by heating in metal powder_专利英汉词典
metal powder case hardening by heating in metal powder
[专利英汉词典]
metal powder case hardening by heating in metal powder【化学；冶金】
金属粉末，通过在金属粉末中加热进行表面硬化
是什么意思，metal powder case hardening by heating in metal powder的解释，metal powder case hardening by heating in metal powder的翻译
