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Acronym: QD

Category: NASA Acronyms

Meaning / Stands for:

	Acronym	Meaning
	DFR	Defrost
	PPS	Pneumatic Power Subsystem
	GETI	Ground Elapsed Time Of Ignition
	RS	Redundancy Status
	HTR	Heater
	DOC	Document
	LSM	Life Science Module
	S/V	Space Vehicle
	UNBAL	Unbalance
	AHU	Air Handling Unit