?????????????????????? ??????? ?????????????????????? (Auto Guide Vehicle) ?????????????????????????????????????????????????????????????????????????????????????????? ??????????? ??????????????????????????????????? ?????????????????????????????????????????????????????????????????????????????? ???????????????????????????????????????
3 กลุ่มลักษณะการใช้งานของวาล์วอุตสาหกรรม ในระบบงานท่อประปา
??????????????? ??????????????????????????????? ????????????????????????????????????? ???? ????? ??????????? ??????????????????????????????????? ???????????????????????????????????????????????? ?????????? ??????????????????????????? ????????? ????????????????????????????????????????????? ??????????????????????? ?????????????????????????????????? ??
ทำงานบนที่สูงอย่างปลอดภัยด้วยกระเช้าไฟฟ้า
???????????? (Gondola) ??????????? ? Gondola ???? ???????????? ????????????????????????????????????????????????????? ????????????????????????????????????????????????? Gondola (????????????) ??????????????????????????? ???????????????? ??????????????????????? ??????????????? ????????????????????? ??????? ??????????????
ทำงานบนที่สูงอย่างปลอดภัยด้วยกระเช้าไฟฟ้า
???????????? (Gondola) ??????????? ? Gondola ???? ???????????? ????????????????????????????????????????????????????? ????????????????????????????????????????????????? Gondola (????????????) ??????????????????????????? ???????????????? ??????????????????????? ??????????????? ????????????????????? ??????? ??????????????
สปริงดึง (Extension Springs)
???????? ???????? ???????? (Extension Springs) ???????????????????????????????????? ??????????? 2 ??????????????????????????????????????? ???????????????????????????? ???????? ?????????????????????????????????? ??????????????????????????????????????????????????????????????? ???????????????????????????????????????????????????????????