| receive signal | 0.25 |
| communicate with hydrau… | 0.25 |
| extend to the slave pis… | 0.25 |
| open | 0.77 |
| the most important | 0.30 |
| operated | 0.68 |
| provided | 0.47 |
| shown in figure | 0.38 |
| closed in the pumping e… | 0.30 |
| energized by the contro… | 0.30 |
| used to control flow | 0.25 |
| disposed along the flui… | 0.25 |
| equipped with samson gr… | 0.25 |
| designed to provide hig… | 0.16 |