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pressure-gradient : 109 phrases in 19 subjects |
Agriculture | 3 |
Aviation | 2 |
Chemistry | 2 |
Computer numerical control | 3 |
Desert science | 3 |
Drilling | 7 |
Earth sciences | 5 |
Electronics | 3 |
Engineering geology | 2 |
Geophysics | 1 |
Mining | 7 |
Oil / petroleum | 14 |
Rail transport | 4 |
Refrigeration | 3 |
Space | 6 |
Sports | 1 |
Surgery | 2 |
Technology | 29 |
Wind Energy | 12 |