second harmonic

常见例句

The green-emitting laser diode offers a number of compelling advantages compared to an equivalent green-output second harmonic generation (SHG) device.
绿色发光二极管激光器提供了绝对优势相比，同等绿色输出二次谐波产生（倍频）设备。
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Second harmonic fragrance: Magnolia grandiflora. Magnolia emit bright light shines in the gorgeous spring day. By jasmine and orchids, it shows Magnolia precious aroma.
谐和香调二：荷花玉兰。荷花玉兰散发出耀眼的光芒，映照着春日的绚烂。茉莉与依兰花，更显出荷花玉兰的珍贵香气。
Enhancement of the second harmonic signal in biological tissues with the pulse inversion technique is herein analyzed, based on the theory of the finite amplitude sound wave.
本文基于有限振幅声波在介质中的非线性传播理论，分析了反相位脉冲技术对生物组织中二次谐波增强的原理。