NPO 1. 2. 3. NPO U 4. 50 100 300 I ( ( ) ) 5. 2.5m 2 /m 2 6. ( ) 1. 6 (6m A ) A 2 CLT B B C A 2. 27 ( 11 400 ) 3 400 3ha 60 1 200m3 2 m 1 50 2 200 3 1 1 1m3 1 200 460 400 200 ha 1 10m3 20
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