2021??9??16???????ó??????????2021-11????饗??????23-2020-4????????????й?????????????????????PET???????????η????????臨????????????????????永??????????5??????????????У??й????????5.49%??????3.19%??3.71%?????????7.98%??60.95%??????????????????????????????????永????????????3920.62.0000??3920.69.0000??

2017??4??17???????????????й?????????????????????PET???????????????????顣2018??1??18???????ó???????e??????????????????????????永??????????5??????????????У??й????????8.68%??????3.67%??3.71%?????????7.98%??60.95%??2018??4??30?????????????永????????????????????Ч???3??2020??12??24??????????й?????????????????????PET??????????η????????臨?????????顣

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https://www.ktc.go.kr/procFileDownload.do?invstg_mast_id=00000727&invstg_seq_no=0012&seq_no=0001