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MS Symptoms Early

Acronym: OA

Category: NASA Acronyms

Meaning / Stands for:

	Acronym	Meaning
	OM	Orbiter Main Engine
	VORTAC	VHF Omni Range Tactical Air Navigation
	SURF	Surface
	HA	Apogee Altitude
	SURS	Standard Umbilical Retraction System
	PERM	Permanent
	EDT	Eastern Daylight Time
	HYDROGEN	ReHydrogen Relief
	MCL	Mass Change Log
	OL	Operational Left DSC Or MDM