carburization case hardening
carburization case hardening
[船舶英汉词典]
carburization case hardeningn.表面硬化
是什么意思，carburization case hardening的解释，carburization case hardening的翻译
carburization case hardening
[船舶英汉词典]
carburization case hardening是什么意思，carburization case hardening的解释，carburization case hardening的翻译