hinged-slat roller shutter (roller shutter with slats disappearing in each other)
【建筑】绞链板滚筒开关（带相互隐藏板的滚筒开关）
hinged-slat roller shutter (roller shutter with slats disappearing in each other)
暂无补充释义。
hinged-slat roller shutter (roller shutter with slats disappearing in each other)
暂无补充释义。
hinged-slat roller shutter (roller shutter with slats disappearing in each other)