预应力

• Steel products - prestressing steels - part 2 : wire
  钢制品.预应力钢.第2部分:钢丝
• Steel wires for middle strength prestressed concrete
  中强度预应力混凝土用钢丝
• Grout for prestressing tendons - grouting procedures
  预应力钢筋束水泥浆.水泥浆过程
• Prestressed concrete bridge broaden form discussion
  预应力混凝土桥梁加宽形式的探讨
• Application of prestressed pull rod in supporting
  预应力拉杆支护原理及其应用
• A demolition controlled blasting inside a factory
  低矮柔形桥墩及预应力箱梁控制爆破
• Prestressed concrete sleepers - pretensioning type
  预应力混凝土轨枕.预拉伸型
• Prestressed concrete works for highway structures
  公路结构的预应力三合土工程
• Prestressed concrete sleepers - rail fastenings
  预应力混凝土轨枕.铁轨紧固件
• Grout for prestressing tendons - test methods
  预应力钢筋束用水泥浆.试验方法