Through analyzing the current indication singleness of through signal, a solution to enhance flash signal was brought forward and the possibility of its implementation was illustrated with examples.

通过对目前通过信号机灯光显示意义单一的问题分析，提出增加闪光信号的解决办法，并举例说明其实施可能性。

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Finally they look to see whether a signal had previously been received from the same direction, since a persistent signals is far more promising than a one-time flash in the pan.

最后他们希望看到一个信号在同一个方向中是否曾被接收过，因为持续的信号比起昙花一现的信号更有希望。

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The construction of the chemical laser with its concentric flash lamp and the laser signal detection system are described in more detail.

对同轴闪光灯泵浦的化学激光器及其激光信号的探测系统做了较为详细的描述。

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On the observation deck was a tarp-covered signal light, which Burke, an ex-Navy lieutenant, likes to flash at passing ships.

NEWYORKER: Bones of Contention