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空线 kōngxiànstresses
abbr. авиалиния; свободная линия (телефонная)
tech. незанятый выход; свободный путь; линия; свободная линия; свободность; свободный выход; холостая линия
空线
: 676 phrases in 32 subjects
Aerohydrodynamics1
Antennas and waveguides2
Astronautics1
Aviation98
Business5
Cartography1
Computers1
Construction1
Education1
Electric machinery1
Electricity4
Electronics67
Energy system5
Environment1
General162
Mathematics13
Meteorology3
Metrology3
Military21
Mining2
Oil and gas2
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Photography1
Radio2
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Shipbuilding1
Technology268
Telecommunications1
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Textile industry1
Topography1