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

2?????

3?????600?????

4?????200?????

5?????????????

??,??,????????????????????,????????????????????????61???????????????????????????????????????????????

?????,?,??,??,??????????,???????????????4234????

??????,??????4??????50?????????,????7????,???????“??”??,??????????????????“??”??1250???,???100%?

(?? ????? ?? ?? ?)

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