metal working
短语词组
- metal plastic working 金屬塑性加工
- sheet metal press working 金屬板螺釘
- metal valley working grease 金屬加工用脂
- metal -working course 金工課程
- metal valley working machinery 金屬加工機械
- metal valley working oil 金屬加工用油
- metal pressure working 金屬壓力加工
- metal valley working 金屬加工 返回 metal working