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375ð.\r0112315\r34-1 0122320\r34-2 0112313\r' 1 7 ( ) 1 8 (.\rM !"#2017$ñ&'()*±\r^ .93.14x22x3+3.14x22x3\r= 1 x3.14x4x3+3.14x4x3\r= 12.56+37.68\r= 5024 \r35-1 . zU 52aW W +R >50.24ò H * .\rM>: ¡lN:305*2+30x20x2*5x20x2-3J.4x 10+2 2*2+3.14*105\r=300+1200+200-157+157\r=1700 \r36-1bN.30x20x5-3.14* 10+2 2x5=2607.5 \r^ .A®: 150+95=245 24570%=1715 ?\rBó .150+95=245 ?24580%=196 ?\r1715< 196, AS56W.\r37-1:?0AóRô,ÉÊõ171.5.\rl5:B ó ?95+85=180 180x80%=144 ?\r§Y© 4 - ÷ ø K180+20=200\r ?K\rAS5?200x70%=140 ?.\r37-2 .ùú5éf ûü\f l ® ü ?0BóÀRý ,§Y þ?÷ÿ, 2000 ,@P`A W p ,??1\r' 1 8 ( ) 1 8 (