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постоянная линия stresses
cables	permanent link (MichaelBurov)
railw.	line constant
telecom.	permanent line (oleg.vigodsky)
постоянная линии
antenn.	line constant

постоянная линия: 120 phrases in 37 subjects

Aerohydrodynamics	2
Astronautics	3
Automated equipment	2
Aviation	9
Banking	1
Caspian	1
Cement	1
Communications	1
Computers	1
Construction	2
Electrical engineering	2
Electronics	7
Energy industry	4
Energy system	15
Finances	1
General	1
Geology	1
Geophysics	3
Household appliances	1
Hydrology	2
Makarov	7
Mass media	4
Mathematics	1
Mechanic engineering	1
Medical	3
Metallurgy	2
Military	3
Oil and gas	1
Physics	3
Plastics	2
Polymers	1
Pumps	1
Space	1
Technology	18
Telecommunications	9
Thermal engineering	2
Water resources	1