??????????????6??

????:????:??gm????

?????????????6??????17?????(???? ?)?,17??,?????????,??37.2??6??,???????????4??,???????9????11??12??????17??????,?(1991??2020???)6?????????????????????????3.9??????????

?????????????,6??7????????????,????????????7??????4.8??????,6?7??,?40???75%?

??????,???????????,????????????,??“????????”;????????????????????????????????,???????????????????,????;???????????“??????????????????”??

?????,??????,????????;??,???????????????

???????,17??????????18??,???13?????17?,??????????????????37???19??,??,??“?????????”,???

?????????????????????,6??,?,????????????(??) ???????????:???????????