很多父母觉得要孩子循规蹈矩是件很难的事情。Many parents find it hard to discourage bad behaviour.就像子女一样,父母也常常很注重保护他们的私生活。Like their children, parents are often defensive about their private lives.我设法对父母瞒下了此事。I managed to keep my parents in th...
结果运用聚酰胺柱层析一次分离,获得有效成分高良姜素.Results Galangin was obtained step column chromatography of polyamide only once.结果运用聚酰胺柱层析 - 次分离,获得有效成分高良姜素.Results Galangin was obtained by on - step column chromatography of polyamide only onc...
This type is called affine.这叫做仿射交换.This paper concerns the ratio of centro - affine invarients for a projection body.摘要本文研究了关于投影体的中心仿射不变量比的问题.We obtain an estimation about the Hausdorff dimension of self - affine sets.摘要...