The relationship of this geometry to Riemann's varieties was not clear.这种几何和Riemann几何的关系是不清楚的.He could not understand Riemann's work on Abelian functions nor Roch's contributions in his dissertation.他不能理解R...
The relationship of this geometry to Riemann's varieties was not clear.这种几何和Riemann几何的关系是不清楚的.H. C. Whitehead theorem in Riemann manifolds is extended into Finsler manifolds.指出了Finsler流 形中任一点处凸邻域的存在性,将Riemann流形的J. H...
Many vegetables are not grown in gardens but in greenhouses.许多蔬菜不是种植在菜园里,而是生长在温室里.You will be able to stroll at leisure through the gardens...您可在花园里闲逛。Its beautiful gardens and parkland are also open to the public...它漂亮的...
他坐在一节二等车厢的角落里。He sat in the corner of a second-class carriage.当火车驶进巴斯尔登站时，一节车厢的门撞到他了。A carriage door struck him as a train drew into Basildon station.他背诵了《诗篇》第23篇中的一节。He recited a verse of the twenty-third psalm....