無塗装集成棚板(%EF%BC%96%EF%BC%90%EF%BC%90%C3%97%EF%BC%91%EF%BC%95%C3%97%EF%BC%92%EF%BC%95%EF%BC%90%EF%BD%8D%EF%BD%8D %E8%B3%AA%E9%87%8F%EF%BC%9A%E7%B4%841.1kg)