carrier
| sense
multiple access with collision avoidance
| carrier | |
| radiol. | portador |
| sen | |
| nat.sc. agric. | plaga sonn |
| |||
| portador m | |||
|
carrier : 6 phrases in 4 subjects |
| Communications | 2 |
| Earth sciences | 2 |
| Electronics | 1 |
| Industry | 1 |