before discussion...
I would like to ask what inspect platform screen doors are= ="
anthony0222 發表於 25-1-2013 23:53
Platform screen doors, which means those glass doors placed along the edges of MTR Train platf ...
毀屍滅跡 發表於 12-2-2013 16:27
And inspecting them means checking those platform screen doors whether they have some problems ...
毀屍滅跡 發表於 12-2-2013 16:32
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