副波：低于主波高度的一系列波。 可以用音叉撞击硬物或桌面
... minor insulation 次绝缘，纵绝缘，局部绝缘 minor lobe 副波 minor loop 小磁滞回线，局部磁滞回线，小回路 ...
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介绍了一种多级H桥并联变换器，通过一定的控制方式使每个H桥变压器副边产生的波形叠加成18阶梯波，经滤波后可得到比较标准的正弦波。
The paper introduces a multi-level H-bridge converter, which produces 18-step waveform according to required control method. The standard sine waveform can be gotten after passing through the filter.
综述了用于下一代移动通信的光纤毫米波副载波通信技术(ROF)的研究进展。
Progresses of millimeter wave subcarrier fiber communication technology (ROF) for future generation mobile communication are summarized in this paper.
研究了活齿端面谐波齿轮各啮合副齿面修形的原则，得出了波发生器、活齿前后端和端面齿轮齿面的修形高度之间必须满足的关系。
The modification principle of tooth surface is deduced, and it draws the conclusion that the modificative tooth depth of wave producer, end face gear and oscillating teeth have certain relation.
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