完全可以替代以往任何形式的巷道照明灯具，是一种完全新型的，可广泛适用于石油、化工、煤矿等易燃易爆气体环境中的安全照明。
It can fully instead of the other mode street lamp that is the newest mode and can suitable use in the easy inflammable and riot environment of oil, chemical and pit.
论述了用于井下巷道工作面等处照明开关的防爆性。
This puper expounds explosion-proof property of lighting switches used in underground tunnel working area etc.
安装地点巷道、硐室照明。
矿井运输巷道的潮湿和煤尘造成运输条件恶劣，巷道分支多和照明光线弱造成行车视线距离短。
Moisture, coal dust, multiple roadway branches and others in a mine transportation roadway would cause series transportation conditions.
主巷道采用电灯照明。
主巷道采用电灯照明。
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