grandx2013
2014-11-20, 11:07 PM
還有許多人等著用,非必要少用電梯,減少電力損耗,顧好大家的荷包!
http://4.bp.blogspot.com/-5OcBZOxFliQ/VG4DEZJcGSI/AAAAAAAAA5k/6FXM3AvQWK4/s1600/elevator1b.jpg
http://4.bp.blogspot.com/-5OcBZOxFliQ/VG4DEZJcGSI/AAAAAAAAA5k/6FXM3AvQWK4/s1600/elevator1b.jpg