???????????? ?????????????????? ?????????????????? ??? ?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????? ??????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????? ??? ?????
วาล์ว PICV อุปกรณ์วาล์วอัจฉริยะสำหรับงานระบบปรับอากาศ
???????????? PICV (Pressure Independent Control Valves) ??????????????? ?????????????????????? ???????????????????????????????? (HVAC System) ???????????????????????????????????????????????????????????????????????? ?????????????? ?????????????? ????????? ??????????? ??????? ????????? ???????????? PICV ???????????????????????????????????????
ฟิล์มห่อสินค้า คืออะไร
??????? ???? ?????????????? (Shrink Film) ??? ??????????????????????????????? ?????????????????????????????? ???? ???????????????? ??????????????????????????????????????????????????????????????? ??????????? ???????????????????????????????????????? ???????????????????????????????????????????? ????????????????????????