[求助] GPU是个什么单位，是气体透过速率方面的吗？

Originally posted by qjhawk at 2011-06-16 17:21:45:
气体渗透率permeance的单位
GPU: gas permeation unit; 1 GPU = 10-6 cm3(STP)/cm2•s•cmHg；
permeance的国际标准单位为mol/m2.s.Pa;

Originally posted by yuyunwu_91 at 2011-06-15 09:49:00:
得到一批数据，气体透过速率，单位是GPU，没见过这个单位，具体是定义是什么？

Originally posted by keyman95 at 2011-06-15 10:15:09:
前后文给具体点，估计不是什么速率吧？

Originally posted by yuyunwu_91 at 2011-06-15 23:36:00:
不就是应为不知道才来这问的吗