variable speed constant frequency
| control unit
| variable speed constant frequency abbr. | |
| auto. | 可变速度恒定频率 |
| avia. | 变速恒频; 变速恒频 |
| el. | 变速恒频 |
| variable speed/constant frequency abbr. | |
| avia. | 变速/恒频 |
| variable-speed constant-frequency abbr. | |
| gen. | 变速恒频系统 |
| control unit abbr. | |
| acrid. | 防治单位 |
| auto. | 控制器; 控制模块; 控制模块; 控制单元; 控制装置电脑盒 |
| fin. | 控制部 |
| IT од. | 控制器 |
| met. | 控制装置 |
| met. од. | 控制单元 |
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variable speed constant frequency : 6 phrases in 4 subjects |
| Aviation | 2 |
| Electricity | 1 |
| Space | 1 |
| Wind Energy | 2 |