路灯杆属于一种典范田野照明产物，由于天永日久的裸露在日照雨淋当中，以是在出产时对灯杆外表的防腐防锈处置请求长短常严重的，但是虽然如斯，还是有很多事例表明，经防腐防锈处置过的路灯杆仍然有生锈的迹象。

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