????:1??????????:????vx

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

3?????????

4?????

5?????????

?????????????6??12? (?????????????? ??????)?????????????6?????????12???????,??,????4????(GDP)????,?3???????????????????0.4%????????????

??????????????????,?????????,4?????????????0.7%???????????,4???155%?

????????????????,?????????????????????????????????????16?,???????????????

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?????,?????????,?????????????????????????????????????????????,??4?????????????(?????) ?????????:????????