“???”????????|????“??” ????“?”

????:??????:???????????

??8??12?? (???? ???)“????????,????????,???50????”12?,???

???,????????????????23.6??,????118.7%? ? ???

??,????????????????????PVC???????????????????????????????“???????”?????,????????????????“?”????????????,?,???????“?????????????????”???

?????????????,???????????????,?????23.6?,???118.7%;????????37.65?;?100%?

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

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

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

?,??????????“?????”???,?????“???”????,???????????????????????????????????????????????;????????????“????”????,?????????95%???????????

???????????????????,?????D??????????????,???????,???????????,??(???)

???:???