variable-speed constant-frequency
短语词组
- design Variable -speed constant-frequency 变速恒频
- variable -speed constant frequency 变速定频
- Variable -speed constant-frequency Control System 变速恒频控制系统
- AC -Exited Variable-Speed Constant-Frequency 引言交流励磁变速恒频;交流励磁变速恒频;变速恒频
- variable speed -constant frequency WTGS 变速恒频风电机组 返回 variable-speed constant-frequency