tunnel" : 216 phrases in 28 subjects |
Agriculture | 16 |
Antennas and waveguides | 5 |
Aviation | 1 |
Chemistry | 23 |
Communications | 1 |
Computer networks | 1 |
Construction | 3 |
Earth sciences | 18 |
Electronics | 27 |
Finances | 5 |
Glass production | 1 |
Hydrology | 1 |
Industry | 8 |
Life sciences | 3 |
Magnetics | 1 |
Materials science | 2 |
Mechanic engineering | 2 |
Medical | 6 |
Metallurgy | 6 |
Microsoft | 2 |
Natural sciences | 8 |
Packaging | 6 |
Patents | 1 |
Physical sciences | 15 |
Superconductivity | 1 |
Technology | 2 |
Textile industry | 2 |
Transport | 49 |