| |||
speed adjuster; speed-controlling mechanism | |||
speeder gear | |||
speed governing device | |||
speed adjusting gear | |||
regulating mechanism |
调速 机 构: 12 phrases in 6 subjects |
Electric machinery | 2 |
Electronics | 3 |
Mechanics | 1 |
Rail transport | 2 |
Technology | 2 |
Wind Energy | 2 |