字典網>> 英漢字典>> O開頭詞條>>oil hardening的意思 漢英字典oil hardening中文翻譯：【化】 油淬; 油淬火 oil hardening英文字典相關詞條：oil pump motor oil trap oil vapour pump oil sprayer oil-to-oil heat exchanger oil filled capacitor oil sand oil reservoir oil of mustard oil tanker