| 摘要 |
The system which raises the pressure of the fluid consists of two parallel assemblies of turbine blades which comprise rotating collars 1 and 1', carried by the rotating discs 3 and 3', and fixed collars 2 and 2', carried by the fixed discs 4 and 4', and which discharge the fluid in the collector 9, and then in the radial hole 10. <IMAGE>
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