1) precipitation trend
降水趋势
1.
The tree growth-ring proxy data are employed to analyze the precipitation trend by Wavelet analysis and singular spectrum analysis method in the central Shaanxi area from May to June in next 20 years.
采用小波分析与毛毛虫-谱分析法相结合的方法,以树木年轮为代用资料,对关中地区未来20 a的5~6月份降水趋势进行预测。
2) trend coefficient of precipitation variation
降水趋势系数
3) Time series of rain
历史降水趋势
6) Subsidence trend
沉降趋势
补充资料：冰雹(见降水)
冰雹(见降水)
hail
bingbQo冰雹(hail)见降水。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条