A new principle and a new method for suppressing laser noise first discovered are described.
叙述了首次发现的抑制激光噪声的一种新原理和新方法。
The operation principle and control method of electro-hydraulic digital servo valve are first introduced.
介绍了一种直动式电液数字伺服阀的结构原理及其控制方法。
The operation principle and control method of electro-hydraulic digital servo valve are first introduced.
介绍了一种直动式电液数字伺服阀的结构原理及其控制方法。
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