標(biāo)題: ASTM D 6490-1999 用于類水泥面板的無膜成型處理的水蒸氣透... [打印本頁] 作者: 兌水 時(shí)間: 2009-10-24 15:46 標(biāo)題: ASTM D 6490-1999 用于類水泥面板的無膜成型處理的水蒸氣透... D6490-99 Standard Test Method for Water Vapor Transmission of NonFilm Forming Treatments Used on Cementitious Panels