January was the busiest month, with six No.3 alarm fires and more than 370 vegetation fires reported.
其中以一月最为繁忙； 期间，本港发生6宗三级火警及超过370宗山火。
Third Class Intelligent Fire Alarm Systems Based on CAN bus
基于CAN总线的三级智能火灾报警系统
Of the 35 543 fire calls received in 1997, 26 were classified as major fires of No.3 alarm and above.
年内消防处共处理35543宗火警召唤，其中26宗属三级及以上的大火。
(III) Those who obstruct fire alarm reporting or make false report on fire disaster;
（三）阻拦报火警或者谎报火警的；
The blaze was upgraded to a fourth alarm at2.22 am.
火警在凌晨二时二十二分升为四级。
Boys in Blue See Red over White Hair
警察染白发，长官火冒三丈
Standard III Inspectorate Professional Examination [Hong Kong Police Force]
第三级标准督察专业考试〔香港警务处〕
it was like trying to douse a 4-alarm Fire with a water pistol.
这就像企图用一把水枪去扑灭一场四级火情警报的大火一样。
Article 32 Any one who discover a fire shall immediately report to the police.
第三十二条 任何人发现火灾时，都应当立即报警。
There were three fire calls in Phoenix that day and Billy got to go out on all three calls.
那天菲尼克斯有三起火警，比利都跟着出车了。
The police now suspect the initial cause of the fire in Sanshui to be arson.
现警方初步估计此次三水港口火灾原因是人为纵火。
The Armed Police Force has three echelons of leadership, namely, general headquarters, contingent (pision) and detachment (regiment).
武警部队设总部、总队（师）、支队（团）三级领导机关。
Research and Design of P2P Audio Education System in Armed Police Force Three-tier Network;
武警三级网P2P音频教育系统的研究与设计
A box containing a fire alarm.
火警匣装有火警报警器的盒子
a No.1 alarm in a Shek Kip Mei housing estate unit on February 20 which claimed three lives;
二月二十日在石硖尾一单位发生的一级火警，导致3人丧生；
"In case of fire,sound alarm"
如遇火警,请拉响警报。
multiplex automatic fire alarm
多路传输自动火警警报
marine automatic fire alarm system
船用火警自动报警装置