At present,the precipitation phenomena instrument has been deployed in 2,423 national weather sta-tions,which has greatly improved the automatic level of surface meteorological observation in China.In practical ap-plication,calibration or verification should be carried out regularly to ensure the accuracy of the observed da-ta.According to the Method of on-site Verification of Precipitation Phenomenometer(Trial)and the actual work,this paper summarizes the matters for attention and problems in on-site verification,and puts forward some sugges-tions for improvement of the verification device.
维普
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