氢气

Hydrogen is a corlorless, odorless gas.

氢是一种无色、无味的体。

The system can easily change coflow temperature, oxygen mole fraction and turbulence parameters by changing the coflow mixture equivalence ratio.

该试验装置利用氢／预混合的高温产物来形成可控活化热氛围，能方便地通过改变协流当量比而改变协流的热氛围、氧氛围湍流场。

Explanation: Cosmic clouds of hydrogen gas and dust abound in this gorgeous skyscape, stretching through Monocerous in the neighborhood of The Cone Nebula.

在这张绚丽的天景中，充满了氢尘埃组成的宇宙星云，一直延伸到锥形星云附近的麒麟座内。

The microporosity morphology and formation mechanism of cast magnesium alloy was investigated with software for analysis percentage of microporosity and field scanning electron microscopy.

铸造镁合金微孔的组织形态形成机理符合体形成模质再分配理论,从而验证氢析出形成显微孔机理。

To fully utilize the low temperature exergy of liquid hydrogen,installed additionally in a hydrogen energy based gas turbine cycle is an air precooler and hydrogen turbine.

为了充分利用液氢的低温火用，在氢能燃轮机循环中附加了一个预冷器氢透平。