吊钩

• Prefabricated accessories for roofing - roof safety hooks ; german version en 517 : 2006
  屋顶预制附件.屋顶安全吊钩
• Lifting hooks for lifting appliances ; ramshorn hooks ; unmaschined parts
  起重机用吊钩. ramshorn hooks双钩.毛坯件
• The hooks rotate on three points , that makes less dead - angle of shot - blast
  吊钩在三个工位上自转，减少抛射死角。
• Below - the - hook lifting devices
  下吊钩提升装置
• Lifting hooks - mechanical properties , lifting capacities , stresses and materials
  起重吊钩机械性能起重量应力及材料
• Lifting hooks ; materials , mechanical properties , lifting capacity and stresses
  起重吊钩.材料机械特性承载能力和应力
• Specification for access hooks for chimneys and other high structures in steel
  钢制烟囱和其它高建筑结构攀登用吊钩规范
• Hook - type forks and fork carriers for powered industrial forklift trucks ; addenda
  机动工业叉车用吊钩式叉头和叉架.修改件
• Lifting hook - nomenclature
  起重吊钩术语
• Standard specification for testing and establishing allowable loads of joist hangers
  检验和确定搁栅吊钩允许荷载的标准规范