... 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24个网页-相关网页
In May the acid rain frequency was lower, about 5.4%. Otherwise there was never acid rain in January and December during statistic 12 years.
降水酸度的月分布表现为七月、八月、九月、十月酸雨频率在一年中较高,八月的频率最高,达到了36.7%,三月、四月、六月的酸雨频率在11～13%之间,五月份酸雨频率较低,为5.4%,一月和十二月在统计的12年中从未出现过酸雨。
参考来源 - 成都市区降雨化学组成及酸雨成因综合分析·2,447,543篇论文数据，部分数据来源于NoteExpress
A number of cities in the south had an acid rain frequency exceeding 80%.
许多南方城市的酸雨频率已经超过了80%。
Probe into Ningde city fall acid rain frequency and relation of season in the rain.
探讨宁德市降雨中酸雨频率与季节变化的关系。
We usually use the traditional remnant GM (1, 1) model to forecast the acid rain frequency.
目前预测酸雨频率多采用传统的残差gm(1,1)模型。
应用推荐