兑水 发表于 2009-11-25 07:40:33

ASTM F 798-1997 测量分子流动区域内不挥发吸收剂的吸收速率...

F798-97(2002) Standard Practice for Determining Gettering Rate, Sorption Capacity, and Gas Content of Nonevaporable Getters in the Molecular Flow Region
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