1. 7 5 Se E TY i 11 Es 134 1 2. 1 2 1 1 5 1 3 1000m Ei 27 12 25 5 6 7 O X 4 1 2 3. 1 2 3 5m 3 4 5 3 6 2 7 2 1 8 9 4. 0 EE 1 3 1 2 5. 4 1 3 4 1 4 4 1 5 10 3 6 1 H 10 3 36 3 8 9 1 2 7 6 25 2 7 2 6. lt D C EE 59 a aa ha ha km ha ha 115 1000 m 12 25 308 at 1000 m 0 oS ST ODS SS OS SO Db So oda NM 1600 m eta a Gat OR SN i ed A AN db NIL NAS I 2 1 1 2 31 21 lt 30 20 3 7. mg me RY L 50mm 1 200N 1 0m H1 8m 0 6m x 50m FRP 33 35mm x 2 4m 4m RSS 10mmx 55m 8mmx55m 33mm Xx 2 4m L 400mm 700m 2 7 NR MG 1 200 N 8. H 1 0 L 50 mm 1 8m 0 6m Xx 30m 10mmX 55m 20 8mmX 55m 40 FRP 33 mm X 2 4m 288 L 400 mm 1 500 700m 1 9. 4 5 NN ON MA NN a 2 7 NN RM NN 1 2 7 x 1 CO MN NE SH 5 6 H 10. 2 1 2 7 17 371 1 Ni 1 Ea RN HE MM ee ha ha ha 115 1 000 m 1 000 m 2 12 25 1 000 m 1 2 2