1. 9 6 2 8 2 D WW UU 3 U Y 9 2 0 WW UU 38 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 YY 7 gt 0 6 gt 2. WW U WW 7 i UL UU lt DD D W ULU 7 UL O 6 i WW i WW UU 7 i DD 8 3. y gt 7 V25 CPU gt 5 39 4. 7 8 5 YY DC CQ gt 0 OO OO 8 7 i 1 8 7 i 2 8 Five Years Experience with Minimum Induced Loss Propellers Part17 E E Larrabee SEA Technical Paper Series 840026 1994 9 CQ 1996 3 CQ XIGBT JIS C 8971 1993 gt DO