line spectrum [光] 线状谱 ; 线状光谱 ; [天] 线光谱 ; 线性光谱
bright line spectrum [天] 明线光谱 ; 发射谱 ; 辉线光谱 ; 明线
dark-line spectrum 暗线光谱 ; 暗视场显微照相术
many line spectrum 多线光谱 ; 手动旋钮
dark line spectrum 吸收光谱 ; 暗线探测
single-line spectrum 单线光谱
characteristic line spectrum 特征线光谱 ; 特性线段光谱 ; 标识线状光谱
Line Spectrum Pair 线谱对 ; 线谱对参数
x ray line spectrum 射线线光谱
They were expecting to see one certain frequency or one line in the spectrum at this point here.
他们预计会看到某个特定的频率，或者在这里的光谱中的一条线。
Of the gas. since different gas has different set of lines we can tell which kind of gas it is by analyzing the line spectrum.
不同的气体会产生不同的线条，就如人类的指纹，只要分析光谱上的吸收线，便可以知道光波曾经通过的气体成分。
Hence the spectrum is called a line spectrum; it is also called an atomic emission spectrum since it is produced by emission of light from excited atoms.
因此，这个光谱也被称为线光谱，也被称为原子发射光谱，因为它是由被激活的原子发出的光产生的。
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