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本文对碳钢和耐候钢，在沈阳工业大气环境下，在不同高度上进行为期２年的大气曝晒试验。结果表明，随着高度的增加，腐蚀率有逐渐降低的趋势。
In this paper, carbon steel and weathering steel, in the Shenyang industrial atmosphere, at different altitudes for 2 years of atmospheric exposure test. The results show that with the increase of height, the corrosion rate tends to decrease gradually.