天然的浮质是由海盐、沙漠灰尘、火山爆发物与森林火情的烟雾产生的；

Natural aerosols are produced by sea salt, desert dust, volcanic eruptions and smoke from forest fires.

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天然的浮质是由海盐、沙漠灰尘、火山爆发物与森林火情的烟雾产生的；

Natural aerosols are produced by sea salt, desert dust, volcanic eruptions and smoke from forest fires.

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