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杭州L波段和59-701高空探测系统资料对比分析
引用本文:朱兰娟,华行祥.杭州L波段和59-701高空探测系统资料对比分析[J].气象科技,2007,35(5):750-754.
作者姓名:朱兰娟  华行祥
作者单位:浙江省杭州市气象局,杭州,310008
摘    要:为比较L波段高空探测系统和59-701高空探测系统的资料异同,采用平均差、均方差比较的方法分析了杭州站平行观测一个月资料的温压湿资料,比较其异同及产生原因,为更好利用高空探测资料、改进L波段高空探测系统提供参考。通过比较发现:L波段高空探测系统比59-701高空探测系统所测的温度、高度资料更稳定、离散率更小,对提高预报准确率有利。两套系统的温度差值在70 hPa层出现明显拐点,其原因有待进一步研究。

关 键 词:L波段探测系统  59-701探测系统  控空资料  对比
收稿时间:2006/10/20 0:00:00
修稿时间:2006-10-20

Comparative Analysis of Data between L-Band and 59-701 Upper Air Sounding Systems in Hangzhou
Zhu Lanjuan and Hua Xingxiang.Comparative Analysis of Data between L-Band and 59-701 Upper Air Sounding Systems in Hangzhou[J].Meteorological Science and Technology,2007,35(5):750-754.
Authors:Zhu Lanjuan and Hua Xingxiang
Institution:Hangzhou Municipal Memomlogical Bureau, Hangzhou 310008
Abstract:In order to compare the difference between L-band and 59-701 upper-air sounding systems,an analysis is made of the temperature,pressure,and humidity data of Hangzhou for a whole month by mean of the deviation and mean square deviation methods.The results indicate that compared with the 59-701 sounding system,the temperature and height data from the L-band sounding system are more stable and less discrete,which is favorable to the improvement of weather forecasting.There exists a distinct inflexion point at 70 hPa in temperature difference between the two sounding systems,and the reason remains to be studied further.
Keywords:L-band sounding system  59-701 sounding system  radiosonde data  comparison
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