Turn on the sub-power supply switch and key of screen displaying.

打开触摸屏下面的电源键，打开显示屏幕。

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The measure sub-element , the phase-comparator , and the power level are introduced.

对检测环节、鉴相器、功率级做了介绍；

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The measure sub-element , the phase-comparator , and the power level are introduced.

对检测环节、鉴相器、功率级做了介绍；

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