??????????????? ??????? ? ?????????????????? ??????????????????????????????????? ?????????????????????????????????????????????????? Ethylene Glycol ??? ??? Terephthalic ?????????????????????????? ????????????? ????? ????????????????????????????????? ????????????????????????????????????????? ??????????????????????????????????????????????
ทำความรู้จัก 4 รูปเเบบของระบบเคลือบผิวหน้าด้วยวัสดุอีพ็อกซี่
????????????????? ?????????? ????????? ??????????????????????????????????????????-??? ??????????????????????????????????? ????????????????????????????????? ???????????????? ??? ???????????????????????????????????????????????????????? ?????????????????????????????????????????? ???? ???????? ????????????????????????????? ?????????????????? ??????