downward rank 中文意思是什麼
downward rank
解釋
降秩-
The ill - posed problems include the ill - conditioned and the rank - deficient ones in geodesy, which exist widely in gps data processing, deformation analysis, geodesy inversion, gravity field continuation downward, and so on
大地測量中的不適定問題包括病態問題和秩虧問題,它廣泛存在於gps數據處理、形變分析、大地測量反演、重力場向下延拓等領域。
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