单词：Doppler effects
Doppler effects的用法和样例：
例句
- Moreover, since the atoms are in random thermal motion the frequency spectrum will be altered by the Doppler effect.而且，由于原子是在作无规则热运动，多普勒效应也会使频谱发生改变。
- To measurte temperature of gas discharge plasma with Doppler effect by using spectrum diagnosis.讨论了用多普勒效应测量气体放电等离子体温度的光谱诊断方法。
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