????:1????????:??????????

2??????

3?????300?2??

4???????

5??????????

?10??????????18? ?????18????????????,?,??(??????????????)??????9800?????????,???2.8?????

??????2.6?????????????2000????????????,????????223?,?37??,?468??????(???);???68??91???????,?21??????,?????2.4???????????35.4?;???,????409?,???1.3??????????,????????1.01?????????

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