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

2????????????

3???????

4??????????

5??????????

?????????????:?????12?,?(12???1?????)????,???,????

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??????????????«??????????????????????????????»12??1?????,«??????????????»??????????????????????,????????????????????????????????????????;????????“????”???????

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12?1????????,??????????«??»????????????????«???????»????????????????????,?????????“??”“???????????????”????????????????????????:????????;????????????;????????????????????????????????????????,????????????????

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??12?????1??,«??»????????????,?????????????????0.5?????,??????????,?1.5%,???????1%,?????????????????0.5%(????????????)?

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???????????«?»,????12???1????????,????,?????????????????????????20%?????????????????????

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