兑水 发表于 2009-9-20 07:24:43

ASTM C 955-2006 螺钉安装石膏板及金属灰泥基板用承载(横向及...

C955-03 Standard Specification for Load-Bearing (Transverse and Axial) Steel Studs, Runners (Tracks), and Bracing or Bridging for Screw Application of Gypsum Panel Products and Metal Plaster Bases
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