| 1. | Variable - frequency speed control and its application example
变频调速及应用实例 |
| 2. | Driven with variable frequency , less the energy consumption
变频调速，经济节能。 |
| 3. | Application of frequency control technology in mines
变频调速在空气压缩机中的应用 |
| 4. | Micro - computer controlled vvvf water - supplying equipment
微机控制变频调速给水设备 |
| 5. | Speed regulating of gear wheel rigs by frequency conversion
牙轮钻机变频调速 |
| 6. | 3 . frequency conversing timing , auto high - position halt
3变频调速高位停车。 |
| 7. | Application of frequency control in air compressor
变频控制在空压机中的应用 |
| 8. | The frequency conversion regulation of the condensate pump
凝结水泵变频调节 |
| 9. | 4 . the application of frequency conversion technology
四变频技术的应用。 |
| 10. | 1 . frequency conversing timing at main machine entry
1主机进口变频调速。 |
