 |
| |||
| 场分布图; 天线方向图〔辐射图〕; 方向性图; 场图〔型，线〕 | |||
| 田区配置; 田区计划 | |||
| 辐射图; 田区规划 | |||
| 场强分布图 | |||
| 场分布图 | |||
| 场方向图; 场分布 | |||
| 场型; 辐射方向图 | |||
| 场图 | |||
|
field pattern : 32 phrases in 12 subjects |
| Air defense | 1 |
| Chemistry | 1 |
| Electric machinery | 1 |
| Electronics | 6 |
| Information technology | 2 |
| Metallurgy | 1 |
| Oil / petroleum | 3 |
| Power electronics | 1 |
| Scientific | 1 |
| Space | 4 |
| Technology | 10 |
| Telecommunications | 1 |