mine ventilation engineer的意思|示意
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矿井通风工程师
mine ventilation engineer的网络常见释义
矿井通风工程师 ... 采矿安全工程师 mine safety engineer 矿井通风工程师 mine ventilation engineer 矿产敷料工程师 mineral dressing engineer ...
mine ventilation engineer相关例句
1977-1982 Technician and Assistant Engineer of Ventilation District of Jinhuagong Mine of Datong Mining bureau.
1977 - 1982大同矿务局晋华宫矿通风区技术员、助理工程师Datong Mining bureau。