4.The auditorium is a building of great magnitude.
这个礼堂是一栋建筑物。
5.The magnitude of the determinant of the matrix M, which is a volume or area or hypervolume.
矩阵M行列式值小,为体积、面积或超体积。
6.Spatially , seismomagnetic effect caused by piezomagnetism and induced magnetism.is mainly distributed in the limited areas near epicenters , the bigger of the magnitude , the wider of the range.