In there compounds, the cyclopentadiene ring has only four hydrogens.在这些化合物里, 环戊二烯环只有4个氢.Those that are aligned perpendicular to the plane are called axial hydrogens.与平面垂直定向的氢叫做直立氢.A methane molecule is composed of one c...
She actually wanted to reconstruct the state and transform society...她实际上想要重建国家，改造社会。The strategy to these challenges is to reconstruct jurisdictional bases.应对这一挑战的策略是重构管辖权根据.They have tried to reconstruct the settlement...
Dream imago was formed in Sushi's special life experience.梦幻意象是苏轼在特殊的人生经历中形成的.The manifestation of modern Chinese painting is inseparable from aesthetic imago.现代中国画艺术的表现离不开审美意象.Imago 2, white snow covers the low bun...