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Exprimati lungimile urm. in m:
L=0,025Gm
L=0,00032Mm
L=0,4Km
L=435Hm
L=0,3dam
L=36dm
L=60cm
L=120mm
L=25000 aici e un semn gen: U cu o coada m=um-cv de genu
L=400000000Nm