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RR22

1

1

3

0.510.2552.552.55M 52.5

125.5 755 .552.552.5

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3

1152552.5

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3

12.51525( )P A5 75( )P B

1275.52.55 75( 1)P X 525( 2)P X 52.5

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5251525

5275.5275

525352.5( )nu52.5( )nu

12.545275525

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5275I 10.25525

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5253525

527545275

1255525525525