31. Code for design of hydrogen and oxygen stations
氢氧站设计规范
32. axial oxyhydrogen burner
轴向氢氧燃烧器
33. Superfast Homogeneous Plasma Ignition of Hydrogen-Oxygen and Air-Fuel Supersonic Flows by High-Voltage Ionization Wave; Final rept. 1 Jan -15 Dec 99
用高压离子化波进行氢-氧和气体燃料超音速流的超速均质等离子体点火/最终报告
34. In the chemical formulas, the symbol for oxygen is O ; for hydrogen, H.
在化学公式中，氧的符号是O，氢是H。
35. The water is formed from oxygen element and hydrogen element.
水由氧元素和氢元素组成。
36. Hydrogen and oxygen combine / Hydrogen combines with oxygen to form water.
氢与氧化合成水.
37. Water is made up of atoms of hydrogen and oxygen.
水是氢和氧的原子构成的。
38. Water,you know,is made up of hydrogen and oxygen.
你知道，水是由氢和氧构成的。
39. Water is composed of the elements hydrogen and oxygen.
水是由氢元素和氧元素组成的.
40. Hydrogen combines with oxygen to form water.
氢与氧化合形成水。
41. Oxygen and hydrogen make water.
氧和氢构成水。
42. A chemist can analyze water into two colorless gases, hydrogen and oxygen.
化学家能将水分解成无色气体 氢和氧。
43. A chemist can isolate the oxygen from the hydrogen in water.
一个化学家能将水中的氧与氢分解。
44. Hydrogen and oxygen combine to form water.
氢和氧化合形成水。
45. The arsenate is usually formed in oxidation zones in contact with the atmosphere and free oxygen, and arsenic will precipitate with ferric hydroxide.
在与大气和游离氧接触的氧化带中，常形成砷酸盐，而且砷与氢氧化铁一起沉淀。
46. Water is a compound containing the elements hydrogen and oxygen.
水是含有氢元素和氧元素的化合物。
47. Water may be resolved into oxygen and hydrogen.
水可以分解成氧和氢（氢氧机）。
48. He used a set of apparatus to demonstrate that water is made of hydrogen and oxygen.
他用一套仪器示教,水为氢和氧所合成。
49. Both hydrogen and oxygen are elements.
氢和氧都是化学元素。
50. Water is composed of hydrogen and oxygen.
水由氢和氧组成。
51. Hydrogen and oxygen are gases.
氢和氧是气体。
52. Analyse water into oxygen and hydrogen.
把水分解成氧和氢。
53. Eventually hydrogen becomes fixed in traps in the metal, leading to hydrogen embrittlement.
终于，氢渐渐地被固定在金属内部的“陷阱”中而导致氧脆。
氢氧机
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