?????

??????????????????????0.2/????????7.5/100????????
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????????????????? ????????? ??2030?? ???????? ??5?7?????? ????????20??30?3?5?????0.2 ??20?? ???40????


1? ??? ????????????????????????????????????????? ??????????25-30? ???0.3/?20.7/? ?52 ??????????????????1%-2%?5? ??0.2~0.5/? ????? 2???? ?TSV??30? ??????????????????? ????6~8???3032 ??4/???0.5/??2~31????? ?0.2~0.5/? ????? 3?? ???????????????????? ????????????????????????? ??????????????20%30% ?????????3???0.1????? ???????...