According to the meteorological observation in Minqin Desert Control Experiment Station, variations of frost-free period, low temperature in spring and frozen earth were analyzed.
以甘肃民勤治沙综合试验站数十年气象定点观测资料为基础，统计、分析了民勤荒漠区无霜期、春季低温、冻土层的变化特征。
The automatic station is an automatic processing instrument for surface meteorological observation, and its operation and maintenance is more complex.
自动站是应用于地面气象测报工作的自动处理仪器，操作维护较复杂。
Based on the data of the monitoring of NOAA meteorological satellite and the observed soil moisture at the surface observation station, drought index was expatiated in Anhui Province.
本文对利用NOAA气象卫星遥感监测资料和土壤水分人工观测资料开展安徽省干旱监测的指标进行了介绍。
Based on the data of the monitoring of NOAA meteorological satellite and the observed soil moisture at the surface observation station, drought index was expatiated in Anhui Province.
本文对利用NOAA气象卫星遥感监测资料和土壤水分人工观测资料开展安徽省干旱监测的指标进行了介绍。
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