DNA damage rate and the average migration distance of DNA were increased in a concentration dependent manner.
随着乙醇醛浓度的升高dna损伤率和DNA平均迁移距离均以浓度依赖方式增加。
The researchers found that the long-term death rate from lung cancer rose by 8 per cent for every 10-microgram increase in the average concentration of PM2.5s per cubic meter.
他们发现，每立方米PM2.5的平均浓度每增加10微克，在长期的作用之下，肺癌导致的死亡率就会增加8％。
Results The total compliance rate of dust is 86.35%, among them the average dust concentration in rolling plants is the lowest and in iron-smelting plants the highest.
结果武钢粉尘总合格率为86.35%，其中轧钢系统的平均粉尘浓度合格率最高，炼铁最低；
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