light hydrogen [核] 轻氢
Light-driven hydrogen model 光致产氢模型
light oil hydrogen production 轻油制氢
Some of this energy congealed into particles, which assembled into light atoms like hydrogen and helium.
有些能量凝结成了粒子,这些粒子组合形成了轻原子如氢和氦。
Instead the nebula glows with light from hydrogen gas being charged by the stars' radiation.
星云的光辉则是来自在恒星强烈辐射作用下带电的氢气。
By shining laser light onto hydrogen or antihydrogen and observing which wavelengths are absorbed, the energy levels of the two can be compared in detail.
用激光照射氢原子或反氢原子,观察何种波长的光线被吸收了,可以通过这种办法来详细地比较这两种原子的能级。
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