送交者: mangolasi 于 2006-2-02, 16:35:49:
回答: Thank you for your recommendation 由 mangolasi 于 2006-2-02, 16:28:47:
"相对于中国人的平均寿命约是70岁来说，这一新增加2.7%的风险概率，
只不过意味着煤矿矿工的平均寿命将从70岁下降到68岁。" is really confusing.
But I don't have time to think very detailedly. Roughly looking. I am just giving out one computation.