flameproof_equipment_有道手机词典

1.As the use of coal underground mining face of electrical equipment and control equipment, must be flameproof or intrinsically safe type equipment.
但是由于在煤矿井下采掘工作面使用的电气设备和控制设备，必须是隔爆型或本质安全型设备。
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2.Such as electrical equipment for class II flameproof, gas group temperature classes for group B, for T3, then mark is: ExdIIBT3 explosion.
如电气设备为II类隔爆型，气体组别为B组，温度组别为T3，则防爆标志为：exdiibt3。
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