| reverse the current | 0.68 |
| rotate with the armature | 0.25 |
| distribute bit | 0.25 |
| work the direction | 0.25 |
| cylindrical | 0.38 |
| clean | 0.31 |
| subject | 0.31 |
| mechanical rectifier | 0.25 |
| smooth | 0.25 |
| electrical switch | 0.25 |
| removed | 0.68 |
| integrated into the rot… | 0.49 |
| worn | 0.39 |
| shown in figure | 0.25 |
| connected | 0.25 |
| disposed around shaft | 0.25 |