%.\r4\ = 4000]\ 4000+8 = 500]\\r28-1+ ,^ _ A * ` 50® a.\r,9bPcde0fgQhijklmn@\r180:4=405-180a\r180x=4x225\rx=900+180\rx=5\r29-1+ ,bPo*W tgQhijklmZ\r:3.14x * 2*X 10X 6\r=3.14x9x10x6\r=314x54\r=1695.6 q r K \r1 6 9 5 .6 5 ® K = 1695.6s\\rt>1695.6u\v 1500w \ @Rj@Jx6yz{lk2|}.\r30-1+ ,H0 ~6yz{lk2|}.\r0:2.4+'* 1* - '=8400000(H*), 8400000K=84(T )\r31-1+ ,9mn
>84BK.\rP 1 4 ` p 1 5 `.\r ,t>.m! <=>30 : 20=3 : 2Rj.m6{>2 0 3.\r:100x3 =40*\r2+3\rz ^ > m 0ioox _ L =60-*\r3 2 -1 . 2 404\m ? 2 60*.\rG :500x2.43%x2\r=12.15x2\r243 \r500225%1=11.25 \r5OO+lL25x2.25%xl+11.25\r=51125x225%*11.25\r1150+1125\r=22.75 \r24.3>22.75\r3 3 -1 .+ , \rP 1 5 ` p 1 5 `