предварительный фильтр

pre-filters (3 each per set; по 3 ШТ. на набор eternalduck)

предварительный фильтр: 62 phrases in 25 subjects

Astronautics	1
Automobiles	2
Aviation	3
Ecology	1
Electrical engineering	1
Electronics	2
Energy industry	1
General	3
Machinery and mechanisms	1
Makarov	3
Mass media	1
Material safety data sheet	1
Measuring instruments	1
Military	2
Molikpaq	1
Natural resourses and wildlife conservation	1
Nautical	1
Oil / petroleum	3
Oil and gas	3
Refrigeration	1
Sakhalin	11
Sakhalin R	1
Silicate industry	3
Technology	13
Transport	1