hydrogens

英 [ˈhaɪdrɪdʒənz]

美 [ˈhaɪdrədʒənz]

n.  氢; 氢气
hydrogen的复数

化学

双语例句

• 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；
• The reaction rates decrease withincrease of the degree of chlorination, which implies that the substituted chlorine atoms hinder the neighboring hydrogens to be further replaced.
  试验结果表明，氯代反应速度随产物氯化度提高而减慢，说明已取代的氯原子对邻近氢进一步被取代有阻碍作用；
• 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？
• 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。
• 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。
• 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。
• 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。
• 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。
• The [ M-68] fragment ion probably results from a rearrangement of three hydrogens.
  7哌嗪8N喹诺酮酸具有[M-68]特征离子，可能是来自三氢重排的结果。
• 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。