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

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

3?2021??????

4????????

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

??6????????28? (??????)???28??,????????5??24.36????????????,?14.16????,??????58.13%,??????,?????“???”???????

????????????28????????????????,??? ??? ??

????,???????????,2009???,??????????????????1039.67?????????????????????????793.67???,??156.46???,???19.71%?

????900?,???????????,??????????“??”???,????????????????????????????????????????????,???????????????????,?????????200??,??180????????,?470?????(?,??),????????????????????20???

??,??,??????4‰-6‰?????,??921??????????,????????4000???????????????;????,????,????10????????????????????,??????3??;??,??“??”??,??12???????,????????????????????????????????6?????????,????????????????????;??????,?,???????????????,?????????????????1.8??????????2??,?????????????????

????????????????????????????????????????????(???????????????),?????800???????????????,????????????????“??34”??????????????????302.6????????,“????60”??????3.3‰??511.9??????,????????,????,??????????????????????????????????????3.5???????;?????????????????,????????,??(????)55???(????)

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