...与实验课教案续页2 基 本 内 容 教学方法手段 和时间分配 物理性污染因子 (physical roles) 生物性污染物(biological pollutants)： 四、污染物在环境中的转归 自净作用 转移 二次污染 形成次生污染物。
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Since biological pollutants exist in lake water, serious blockage occurs in the RO system as a result.
由于湖水经常发生生物污染现象，造成反渗透系统发生严重的堵塞问题。
Some people can become sensitized to biological pollutants after repeated exposures, and it appears that some people can become sensitized to chemical pollutants as well.
在这一点上人与人之间的差异极大。有些人多次接触生物污染物后会产生反应，而有些人则对化学污染物过敏。
The kinds, source, human influence, and prevention measures are concerned. Estimates the existing measures, and introduces the latest developments on indoor air biological pollutants.
对其种类、来源、对人类健康的影响机理，以及防治措施作了阐述，评价了现行措施的优劣，并介绍了目前室内生物污染的研究动态。
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