回火防止器 flashback arrestor ; back fire arrester ; backfire preventer ; flash-back preventer
防火防护外壳 Fire enclosure
防火防盗 Fire Alarm ; fire security
消防灭火防护服 Protective clothing for firefighters
防火防腐剂 Minolity ; fire-retardant preservative
干式回火防止器 dry flashback arrestor ; dry type flashback arrestor
水封式回火防止器 water-closing type arrestor
永火防护罩 Infernity Barrier
消防员灭火防护服 protective clothing for firefighters ; Fire fighting protective clothing ; Firemen fire protective clothing ; Firemen fire fighting protective clothing
拮灯回火防爆器 Safety Coupling for Oxy-ace Torch
本文是从电火工品防射频的角度，对电火工品的设计过程进行分析。
This article from the RF wave protection of EED, carries on the analysis to design process of EED.
阐述了保证和提高城市生命线工程系统的防(火)灾可靠度的重要意义。
This paper expounds the important meaning to guarantee and raise the reliability taking precautions against fire calamities for the system of city lifeline engineering.
面向无火苗处的紧急防 火楼梯处，沿着墙弯腰低头爬行前进。
Walk in a crouch or crawl along the wall and proceed towards an emergency staircase free of flames.
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