flow transient

: 27 phrases in 16 subjects

Aerohydrodynamics	1
Armored vehicles	1
Astronautics	2
Ecology	2
Electronics	2
Energy industry	3
Hydraulic engineering	1
Mathematics	1
Metallurgy	3
Meteorology	1
Natural resourses and wildlife conservation	1
Nautical	1
Non-destructive testing	1
Oil / petroleum	3
Oil and gas	1
Technology	3