range operation

: 76 phrases in 17 subjects

Acoustics	2
Astronautics	9
Automobiles	1
Aviation	6
Construction	1
Economics	1
Electronics	8
Energy industry	2
General	1
Gyroscopes	1
Intelligence and security services	2
Makarov	1
Military	34
Nautical	1
Oil and gas	2
Technology	3
Telecommunications	1