... and acid resisting Stable structure CE121, CE131, CE151, DN1, HF10 three-dimension drainage network Specification: CE121, CE131, CE151, DN1, HF10 ... 10±1)×(6±1)Width variation/m+0.06Length Variation/m+1Tensile Strength : ItemsCE121CE131CE151DN1HF10Tesile strength(KN/m)Vertical& horizontal≥6.2Vertical& ... characteristics can buffer the waves impact and corrosion three-dimension drainage network