4 ms·
This was indeed normalized very early on in post WWII european construction: https://en.m.wikipedia.org/wiki/Eurocontrol https://en.m.wikipedia.org/wiki/Euroco
by linschn 1y ago
This was indeed normalized very early on in post WWII european construction:
https://en.m.wikipedia.org/wiki/Eurocontrol https://en.m.wikipedia.org/wiki/Eurocontrol