...论文网 关键词 酸雨特征 降水pH值 酸雨频率 风玫瑰图 [gap=1143]Key words: the characteristic of acid rain; pH value in rain; acid rain frequency; wind rose ...
基于16个网页-相关网页
...象条件的关系-毕业论文网 关键词 酸雨特征 降水pH值 酸雨频率 风玫瑰图 [gap=1143]Key words: the characteristic of acid rain; pH value in rain; acid rain frequency; wind rose ...
基于12个网页-相关网页
利用盆栽实验研究了酸雨胁迫、稀土农用条件下，菠菜及其土壤中稀土元素的含量及分布特征。
The content and distribution characteristics of REE in spinach and soil under using REE and acid rain stress were studied by pot experiments.
本文采用1982年至1987年广州市东郊的降水监测资料，初步探讨了该区酸雨污染特征。
The characteristics of acid rain pollution in the east suburb of Guangzhou are studied on the basis of rainfall records from 1982 to 1987.
根据2001 ~ 2005年湘潭市城区降水环境质量监测数据，对湘潭城区酸性降水的变化特征、离子化学组成、变化趋势和酸雨成因进行了分析。
The changing characteristics and chemical components and origin of acid rain in Xiangtan urban area are analyzed according monitoring data of precipitation quality from 2001 to 2005.
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