標(biāo)題: ASTM D 5457-2004 載荷和阻力系數(shù)設(shè)計(jì)用木基材料和結(jié)構(gòu)連接... [打印本頁(yè)] 作者: 兌水 時(shí)間: 2009-10-16 22:44 標(biāo)題: ASTM D 5457-2004 載荷和阻力系數(shù)設(shè)計(jì)用木基材料和結(jié)構(gòu)連接... D5457-93(1998) Standard Specification for Computing the Reference Resistance of Wood-Based Materials and Structural Connections for Load and Resistance Factor Design