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毕业论文：汽车尾气的危害、原理及防治措施
2026-06-07
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Key Point:育异常。汽车尾气中还发现有种多环芳烃，包括苯并芘等致癌物质。当苯并芘在空气中的浓度达到时，居民中得肺癌的人数会明显增加。离公路越近，公路上汽车流量越大，肺癌死亡率越高。
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