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Parabolic Projection System
comp., abbr.	PPS

Parabolic : 50 phrases in 14 subjects

Agriculture	1
Antennas and waveguides	2
Communications	5
Construction	2
Economics	1
Electronics	17
Energy industry	5
General	2
Industry	1
Information technology	6
Life sciences	3
Mechanic engineering	3
Metallurgy	1
Transport	1