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espaço livre
gen.	pressöppning
comp., MS	ledigt utrymme
earth.sc., el.	frifält; fritt fält; fritt ljudfält
lab.law., mater.sc.	gasutrymme
transp., mech.eng.	mellanrum

espaço livre: 21 phrases in 6 subjects

Coal	2
Communications	8
Electronics	6
Information technology	1
Radio	2
Transport	2