signal造句
(241) This requires the analysis of the data using signal detection theory.
(242) Failing all this, raising and lowering your outstretched arms at your side is an accepted international distress signal.
(243) Specially treated copper wires conduct the signal from the amplifier to the speakers.
(244) In the distance he heard the church bells signal the awakening of a new day.
(245) There is a seven-second delay between transmission of the radio signal and when it can be heard on computer.
(246) Digital technology makes it easier to prevent signal theft and it means better voice quality and longer battery life.
(247) On a given distress signal from him, or from anyone close to him, I was to post them off.
(248) It is a signal, like a loud bell, and investors start buying.
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