| 摘要 |
A construction of an inner venturi constituted by pressingly inserting an inner core having a main nozzle into an outer core having a main fuel passage such that a main fuel passage and the main nozzle open to each other, forming an annular fuel well between the outer wall of said inner core and the inner wall of said outer core, and arranging an appropriate number of bleed air inlet holes for admitting air into said fuel well and an appropriate number of sub-nozzles on the circumference of said inner core for delivering fuel from the fuel well.
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