短語詞組短語geophysical inversion problem 地球物理反演問題nonlinear inversion problem 非線性反演問題linear inversion problem 線性反演問題forward and inversion problem 正反演問題fuzzy inversion problem 模糊反演問題gravimetric inversion problem [地物]重力反演問題Jacobi inversion problem Jacobi 反演問題inversion problem shortcut strategy 相反數(shù)簡算策略Inversion Problem Arising in Economics 反問題 返回 inversion problem