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| controlo positivo | |||
| English thesaurus | |||
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| A method of airspace control that relies on positive identification, tracking, and direction of aircraft within an airspace, conducted with electronic means by an agency having the authority and responsibility therein (JP 3-52) | |||
| positive control: 8 phrases in 6 subjects |
| Chemistry | 1 |
| Life sciences | 2 |
| Mechanic engineering | 1 |
| Medical | 2 |
| Pharmacy and pharmacology | 1 |
| Transport | 1 |