電火花加工electrosparking machine: 電火花加工機(jī)床electrosparking hardening method: 電火花放電硬化法electrospark-forming: 電爆成形electrospark wire-electrode cutting: 電火花線切割electrospectrogram: 電光譜圖下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯