兑水 发表于 2009-12-6 16:15:33

ASTM F 2105-2006 测量真空吸尘器发动机/风扇系统的空气....

F2105-01 Standard Test Method for Measuring Air Performance Characteristics of Vacuum Cleaner Motor/Fan Systems
页: [1]
查看完整版本: ASTM F 2105-2006 测量真空吸尘器发动机/风扇系统的空气....