positive/negative
| reflection type
| positive negative | |
| avia. | 正负 |
| positive-negative | |
| gen. | 正-负 |
| auto. | PN 结 |
| reflection type | |
| tech. | 反射式 |
| |||
| 正-负 | |||
| PN 结 | |||
| P 型-N 型 | |||
| |||
| 正负 | |||
| English thesaurus | |||
| |||
| PN (结) | |||
|
positive/negative : 102 phrases in 24 subjects |