The echelon unit with two vertical sides is given and the units in same layer are combined to a big unit in gravity forward calculation, so the precision and velocity for forward calculation are imp…

研究中还把重力正演计算的单元体改为垂直侧边梯形单元，并合并同一层位的垂直侧边梯形单元成为一大单元再作计算，加快了正反演计算速度并提高了正反演精度。

youdao