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нормальный объём stresses
construct.	standard volume

нормальный объём: 28 phrases in 18 subjects

Automobiles	1
Aviation	1
Economy	3
Firefighting and fire-control systems	1
Forestry	1
Hydraulic engineering	2
Hydroelectric power stations	1
Machine tools	1
Mathematics	1
Medical	1
Metallurgy	1
Oil / petroleum	4
Oil and gas	3
Oil and gas technology	2
Oilfields	1
Physiology	1
Sakhalin	2
Stock Exchange	1