兑水 发表于 2009-11-2 09:07:36

ASTM E 741-2000 用示踪气体稀释法测定单个区域内空气变化的...

E741-00 Standard Test Method for Determining Air Change in a Single Zone by Means of a Tracer Gas Dilution
页: [1]
查看完整版本: ASTM E 741-2000 用示踪气体稀释法测定单个区域内空气变化的...