????????????????? ?????????? ????????? ??????????????????????????????????????????-??? ??????????????????????????????????? ????????????????????????????????? ???????????????? ??? ???????????????????????????????????????????????????????? ?????????????????????????????????????????? ???? ???????? ????????????????????????????? ?????????????????? ??????
การรีดเกลียวโลหะมีกี่รูปแบบ
???????????????? ???????????? (Thread rolling) ?????????????????????????????????????????????????????????????????? ????????????????????????????????????????????????????????????????????????? ??????????????????????????????????????????????????????????????????????????????????????????????????????????????????? 2 ??? ??????1. ?????????? ????????
มาทำความรู้จักเครื่องตัดฟอยล์ (Foil Cutting Machine)
??????????????? (Foil Cutting Machine) ???????????????????????????????????????????????????????????????? ??????????????????? ??? ????????? 69.5, 25, 14 ???? ???????? ??????????????? ?????????????????????????? 0.25 hp (???????) ???????????????? 50 ??????? ??????????? 220 ????? ??????????????????????????????????????????????????????