环境污染化学是环境化学的组成部分,又称污染化学。它主要研究环境污染物在地球大气圈、水圈、土壤-岩石圈和生物圈中迁移转化的基本规律。环境污染化学的研究内容包括污染物在环境中的来源、扩散、分布、循环、形态、反应、归宿等各个环节。它的研究目的是为环境质量评价、分析监测和控制治理等方面的工作提供依据。
介绍了重金属镉的环境污染化学性质,自然界存在的形态;
This text introduces the chemistry of the environment pollution property of the heavy metals cadmium, such as existent appearance of nature.
如果我要为一个包染色,所用的化学品造成的环境污染比我希望的要大,但为了使颜色更明亮,我还是会使用它的。
I try really hard, but if now and again I have to dye a bag using chemicals that are not as low in environmental impact as I'd like, in order to get a brighter colour, then I will do that.
环境污染、摄入的化学毒素都难辞其咎。
Pollution as well as ingested chemicals are thought to be responsible.
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