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air free
chem. luftfrei
air-free ['εəfriː, 'εr-]
chem. luftfrei
air- free
: 91 phrases in 23 subjects
Astronautics1
Astronomy1
Biology10
Chemistry3
Communications4
Dosimetry5
Earth sciences8
Electronics1
General5
Health care2
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Measuring instruments3
Mechanic engineering3
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Natural resourses and wildlife conservation2
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Transport4