positive negative
| control
| positive negative | |
| avia. | 正负 |
| positive-negative | |
| gen. | 正-负 |
| auto. | PN 结 |
| control | |
| hydroel.st. | 调节 |
| hydroel.st. од. | 控制 |
| IMF. | 管制 |
| manag. | 管理、管制; 核对; 存根 |
| met. | 调整; 操纵; 控制装置 |
| pest.contr. | 防治 |
| |||
| 正-负 | |||
| PN 结 | |||
| P 型-N 型 | |||
| |||
| 正负 | |||
| English thesaurus | |||
| |||
| PN (结) | |||
|
positive negative : 102 phrases in 24 subjects |