hydrogens

英 [ˈhaɪdrɪdʒənz]

美 [ˈhaɪdrədʒənz]

n.  氢; 氢气
hydrogen的复数

化学

双语例句

• 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。
• The emphasis is put on the discussion of bondings of boranes on the basis of interactions between borane skeletons and coordinated hydrogens.
  着重从硼烷骨架和配位氢相互作用观点讨论了硼烷的成键。
• What is the energy change going from two atomic hydrogens to one H2?
  什么是能量的改变，从两个原子氢到H2分子？
• H 1 and h 2 are the numbers of hydrogens which are connected with A or B;
  h1，h2为与成键原子相连的氢原子个数；
• As the starshine intensified, it eventually stripped electrons from the hydrogens, ionizing the atoms.
  一旦星光增强，氢原子中的电子最后就会被打掉，形成离子。
• Those that are aligned in the place are called equatorial hydrogens.
  那些在平面上定向的氢叫做平伏氢。
• The other two activated hydrogens still can take place mannich reaction with amine and formaldehyde.
  余下的两个活性氢位置仍然能与胺类、醛类发生曼尼期碱的缩合反应。
• The head group of soluble additives formed hydrogen bonds with the hydrogens in the hydroxyl and amine groups at the asphaltene surface.
  可溶性添加物通过头部官能团与沥青质表面杂原子的羟基和氨基中的氢形成分子间氢键，从而吸附在沥青质表面。
• Generally, in Mannich reaction aldehydes, ketones or aromatic compounds containing active hydrogens as acid components and secondary amines as alkaline components were utilized.
  但一般Mannich反应都是以醛、酮或含活泼氢的芳烃作为酸性组分，二级胺为碱性组分。
• 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。