适用于可燃性粉尘环境。
粉尘防爆照明应急两用灯，21区，22区危险场所。 含有爆炸性或可燃性粉尘环境。
Can be used in Zone 20 zone 21 and Zone 22 dangerous places. Can be used in explosive or flammable dust atmosphere.
当这些工厂企业使用普通搬运设备在可燃性的液体、气体或粉尘存在的环境下进行工业生产时，风险很大。
When the factories use normal handling equipments to work in an environment with existence of flammable liquid, gas or dust, they have high risks.
当这些工厂企业使用普通搬运设备在可燃性的液体、气体或粉尘存在的环境下进行工业生产时，风险很大。
When the factories use normal handling equipments to work in an environment with existence of flammable liquid, gas or dust, they have high risks.
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