Inherency frequency of servomechanism is to have an influence on the key parameters of servo accuracy and response capability, and demands the calculation of inherency frequency in the design stage.

伺服机构固有频率是影响伺服系统伺服精度、响应能力的重要参数，在设计阶段就需要对伺服机构的固有频率进行计算。

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The first stage of the European Low Frequency Array (Lofar) telescope involves 96 radio antennae being erected this week in a field at the Chilbolton Observatory near Andover, Hampshire.

Lofar望远镜的一期工程位于罕布什尔的安多佛，由96个无线电天线组成的望远镜将在本周被安装完毕。

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According to laser working process, stabilization frequency includes mode hopping, transition stage and stabilized mode.

按照激光器的工作过程，稳频分为三个阶段：跳模、过渡阶段，模式稳定。

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