These proposed gratings can provide afiat reflection spectrum envelope and high peak reflectivity.
这两种新型的Bragg光栅不仅能提供顶部平坦的反射谱包络，还可以让光栅保持高的峰值反射率。
参考来源 - 新型Bragg光栅及其在可调谐半导体激光器中的应用·2,447,543篇论文数据，部分数据来源于NoteExpress
This effect of envelope spectrum analysis applied to fault diagnosis of equipment parts damage is verified by the example of rolling bearing fault diagnosis.
通过对滚动轴承故障诊断的实例分析，验证了包络谱分析运用于诊断设备零件损伤故障所取得的效果。
The envelope of sound spectrum is related to the transfer function of bore.
声频谱包络的特点和音管的传递函数有相应的关系。
A time history is synthesized from this amplitude spectrum and a random phase spectrum, combined with an envelope function.
据此幅值谱和一个随机相位谱，并与一个时程包络函数结合，合成一个子震时程。
应用推荐