標(biāo)題: ASTM F 1176-2001 最大工作壓力為63psi(磅/平方英寸)熱塑灌溉... [打印本頁(yè)] 作者: 兌水 時(shí)間: 2009-11-29 11:42 標(biāo)題: ASTM F 1176-2001 最大工作壓力為63psi(磅/平方英寸)熱塑灌溉... F1176-01e1 Standard Practice for Design and Installation of Underground Thermoplastic Irrigation Systems With Maximum Working Pressure of 125 psi