氢

• Compounds such as methane can be cleaved to carbon and hydrogen .
  象甲烷这样的化合物能分解为碳和氢。
• Phosphine is a toxic gas which ignites spontaneously in air .
  磷化氢是一种有毒气体，在空气中可以自燃。
• Hydrogen is a gas .
  氢是一种气体。
• 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。
• This combination of uranium and hydrogen is called a "hydrogen bomb" .
  这种铀和氢的结合，叫做“氢弹”。
• The parietal cells concentrate hydrogenions more than one million times .
  壁细胞浓缩氢离子100万倍以上。
• He applied the concept of quantization of energy to the hydrogen atom .
  他把能量量子化的概念用于氢原子。
• The element hydrogen comprises 90% of the matter in gaseous nebulae .
  元素氢占气体星云物质的百分之九十。
• The concentrated sodium hydroxide is filtered through a pressure filter .
  浓缩过的氢氧化纳通过压滤机过滤。
• After hydrogen, the atom with the simplest structure is that of helium .
  在氢元素之后，氦的原子结构最简单。