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groupe électrogène de secours
gen.	stand-by generator
avia., Canada, tech.	interruptible power unit; interruptible power supply; interruptible power system
med.appl.	emergency electricity supply
nat.res.	emergency generator
groupe éléctrogène de secours.
el.	emergency generating group; emergency power generating set
groupes électrogènes de secours
UN, econ.	emergency power capacity