secular variation 中文意思是什麼
secular variation
解釋
長年變化-
Based on global land monthly precipitation dataset prec / l during the period of 1948 - 2001, ncep / ncar reanalyzed monthly mean wind data and global monthly sst grid data edited by british meteorological bureau. the flood / drought and the secular trend variation of precipitation of global, the northern hemisphere ( nh ), the southern hemisphere ( sh ), eurasia, africa, australia, north america, south america and antarctica in december - february ( djf ) are investigated
本文利用1948 - 2001全球陸地月降水資料( prec l ) ,美國ncep ncar再分析月平均風場資料和高度場資料以及英國氣象局整編的全球逐月海溫格點資料。研究了全球、北、南半球及歐亞、非洲、澳洲、北美、南美和南極大陸6個大尺度區域12 - 2月的降水趨勢變化及旱澇氣候變化。 -
The basic characteristics of secular variation of geomagnetic field of sheshan seismic station
佘山臺地磁場長期變化基本特徵 -
This paper introduces the formation of magnetic field, polarity reversal, secular variation and the use of geomagnetic polarity reversal or susceptibility in stratigraphic study
摘要本文介紹了地球磁場的成因、極性變化以及運用極性倒轉劃分對比地層和指示環境。 -
Some features in the secular variation of the geomagnetic field in chinese mainland
中國大陸地磁場長期變化的某些特徵
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