TRANSPORT|air and space transport|air transport
- bogthaise thagartha Reference Faomhadh an téarma seo mar chuid de Thionscadal Lex
- ga
- reference humidity
- en
- Definition "— Reference at temperatures at and below ISA, 80 per cent relative humidity, —
- Comment at temperatures at and above ISA + 28°C, 34 per cent relative humidity,—