hydrogens

英 [ˈhaɪdrɪdʒənz]

美 [ˈhaɪdrədʒənz]

n.  氢; 氢气
hydrogen的复数

化学

双语例句

• 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。
• 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。
• The reported number of hydrogens, denoted by H1 and H2 for HOH, is low because detecting hydrogens requires a very high resolution that is not always achieved.
  氢原子的报告数量（HOH中表示为H1和H2）比较低，因为检测氢需要非常高的分辨率，而且也不总是能够获得结果。
• Here are two hydrogens, and they both look the same.
  把另一个放在这里，他们看起来是一样的。
• We've got an electron from each of the hydrogens.
  然后我们从氢原子那得到了两个电子。
• The states of active hydrogens, the hindered rotation within molecules and the kinetic phenomena of tautomerism have also been discussed.
  还对分子内的受阻旋转、活泼氢状态以及互变异构体的动力学现象作了讨论。
• Substituent group have little effect on hydrogens of A and C ring. The chemical shift of para-carbon increases as substituent group s 'supplying electron to benzene ( except for IE and 2E) increases.
  与取代基相连碳的邻位、对位上的氢的化学位移随取代基的增大而增大（1E和2E除外），C环和A环上的氢受取代基的影响不明显；
• 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***骨架和配位氢相互作用观点讨论了***的成键。
• It is speculated that the zwitterionic form of arginine exists in the gas phase. Due to a large number of hydrogens in the molecule, the study of the intramolecular interaction of arginine is very interesting.
  一般认为，气相中精氨酸的双电性和中性构型可以共存。同时由于精氨酸中存在众多能参与形成氢键的氢原子，研究精氨酸分子内相互将会非常有意思。
• 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。