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C4=,-1R=220-630x001484=021 1000 U.220 %■ =1047.62(r/刚 2、解,(1) C4w021 0.01484 B= (2) 955CA广 955x02T=0035 (3)4y=月-Rw=1047.62-1000=47,62(r/mm T=0.84Tw 1,=0.841w=0.84×630=529.2 n=R-=10762-00y ×529.2=1010.22r/mm 0.21 (4)E,=CAn=0.21×1010.22=212.15P)2 2、解:(1) . (r / min) C . U n . . n U I R C e N N N N N a e N 1047 62 0 21 220 0 21 1000 220 630 0 01484 0 = = = = −  = − =   (2) 0 035 9 55 0 21 0 01484 9 55 2 2 . . . . . (C ) R e N a =  = =   (3) n n n . . (r / min)  N = 0 − N =1047 62 −1000 = 47 62 (4) E C n . . . (V ) . . . (r / min) . . I . C R n n I . I . . T . T . a e N a e N a a N L N 0 21 1010 22 212 15 529 2 1010 22 0 21 0 01484 1047 62 0 84 0 84 630 529 2 0 84 0 = =  = = − = −  = = =  = =  
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