| | | | | | GB 3095-2012 | | | | 2018 9 | 1 | | | | GB | 3095-2012 | | 2018 8 13 | | | | | | 2018 8 | 14 | | GB 3095-2012 | | 3.14 standard state | 273K 101.325 kPa | | | reference state 298.15 K | 1013.25 hPa | | | | 10 μm | 25μm | a | |