一般工程

• Mild steel is usually used for general engineering purposes .
  软钢通常用在一般工程上。
• Specification for rivets for general engineering purposes
  一般工程用铆钉规范
• Carbon steel castings for general engineering purposes
  一般工程用铸造碳钢件
• Cast carbon steels for general engineering purposes
  一般工程用铸造碳素钢
• Specification for metal washers for general engineering purposes
  一般工程用金属垫圈规范
• How to investigate the quality accident of engineering
  关于开展一般工程质量事故调查的探讨
• Metallograph of cast carbon steels for general engineering purposes
  一般工程用铸造碳钢金相
• Steel castings for general engineering uses
  一般工程用钢铸件
• Steel castings for general engineering uses
  一般工程用钢铸件
• Low alloy steel castings for general engineering and structural purposes
  一般工程与结构用低合金铸钢件