兑水 发表于 2009-9-10 09:43:57

ASTM A 975-1997双层和扭转网眼金属筐和护墙垫金属和涂层...

A975-97(2003) Standard Specification for Double-Twisted Hexagonal Mesh Gabions and Revet Mattresses (Metallic-Coated Steel Wire or Metallic-Coated Steel Wire With Poly(Vinyl Chloride) (PVC) Coating)
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