According to this model, a fire signal detection system is designed.

利用该模型，设计了一种多元火灾信号探测系统。

youdao

Tomorrow evening when the enemy arrives, abandon camp. At the fire signal, turn back upon them.

来日黄昏，敌军必到，主公便弃营而走；但见火起，即回军掩杀。

youdao

In Han dynasty, the most effective method was transmitting information about enemies by fire signal.

而在汉代，传递敌情之最有效、快捷的方法是将敌情以烽火信号的形式传递。

youdao

The explosion was a signal for all Confederate guns surrounding the fort to open fire.

VOA: special.2009.08.13

That explosion would signal the other guns surrounding the fort to open fire.

VOA: special.2009.08.06

Services to Heathrow Airport were suspended and First Great Western trains were cancelled after a fire damaged signal equipment on Thursday.

BBC: Paddington rail service returns to normal

Plano, Texas was able to serve 7.5 square miles per fire station with signal preemption, compared with 5.6 square miles without it.

FORBES: Magazine Article

Plano, Tex. was able to serve 7.5 square miles per fire station with signal preemption, compared with 5.6 square miles without it.

FORBES: Magazine Article