เทคนิค

???? ???????? ???????? ?????????? ???????? ?????? ???????? ????? ?????????????? ???? KC9 ???????????. ???????? ?????????????? ????????? ????? KC9 ???????????? KC9 ???? ???????? ??? ??????? ?????? ???????????? ??????. ??????? KC9 ?????????????? ??? ??????????. ????????? ??? KC9 ??? ??????????. ????????????? ?????????????? user-friendly ?????

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