基本解釋[數(shù)學(xué)]einstein度量標架叢詞組短語短語tangent orthogonal frame bundle 切正交標架叢orthogonal frame bundle [數(shù)]正交標架叢tangent n -frame bundle 切n標架叢tangent r -frame bundle 切r標架叢frame bundle更多詞組專業(yè)釋義數(shù)學(xué)einstein度量標架叢