curtain rail
... curtain net 网眼窗帘 curtain rail 窗帘导轨 curtain ring 窗帘用环 ...
window orbit machine
... 门框机器/door frame machine 窗帘导轨/window orbit machine 整平机/steel level off ...
wind
... 门框机器/door.. 窗帘导轨/wind.. 整平机/steel .. ...
AC drive belt curtain rails ; Exchange belt curtain machine guideways ; AC belt curtain Rails