Walters真的担心起来，他用无线电发了呼救信号，地面接线员接到信号并自此和他一直保持联系。

A clearly worried Walters used his CB radio to transmit a mayday call, which was picked up by operators on the ground who then maintained contact with him throughout the flight.

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所有信号源与探测器都被衔接线连到驱动盒。

All signal sources and detectors are wired to the driver box.

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隐藏式接线面板为用户提供了一个紧凑、美观的桌面信号连接解决方案。

The hideaway type wiring kneading board has compact provided for theuser compact, the artistic tabletop signal connection solution.

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