... flame-proof machine 防爆电机，防火电机 flame-proof material 耐火材料 flame-proof motor 防爆型电动机，防火型电动机 ...
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halogen-free and flame-proof insulating material 无卤阻燃绝缘材料
By the theory of material mechanics, the stress situation of mining flame-proof electrical apparatus enclosure is analyzed, and the method of design is introduced.
运用材料力学原理，对矿用隔爆型电气设备外壳进行受力分析，详细介绍了矿用隔爆外壳的设计方法。
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