An over-temperature alarm and interlock is provided on the gases leaving the concentrating tower.
在离开浓缩塔的气体中安置有超温报警器和联锁装置。
When people found enemy troops approaching, they would send smoke signals from the tower as an alarm.
每当人们发现敌人靠近时，他们就会从台上燃起狼烟作为警报。
Both Jixin and Weiju were fuels used by the beacon tower for being lighted to give out fire or smoke to communicate alarm signals.
积薪和苇苣均是烽燧所用燃料，用以点火或举烟传递报警信号。
All the people to be evacuated from the tower must stop work and well keep important documents immediately after hearing the fire alarm.
大厦内所有疏散人员听到火警警铃后应立即停止工作，保管好重要文件资料。
All the people to be evacuated from the tower must stop work and well keep important documents immediately after hearing the fire alarm.
大厦内所有疏散人员听到火警警铃后应立即停止工作，保管好重要文件资料。
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