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煤矿用轴流主通风机 技术条件
Technical specification of main axial fan-mine
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风筒涂覆布
Coated fabrics for air duct
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煤矿用气(液)动局部通风机 技术条件
Technical specification for auxiliaru pneumatic (fluid drive)--fans used for mine
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煤矿用风速表
Anemometer for coal mine
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煤矿用局部通风机塑料叶轮安全技术条件
Safety technical specification for plastic rotor used for coal mining auxiliary fan
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煤矿用防爆灯具
Explosion proof lamp for coal mine
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矿灯 第4部分:KL型矿灯
Caplights for use in mines--Part 4:Model KL caplights
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矿灯 第3部分:KJ型矿灯
Caplights for use in mines--Part 3:Model KJ caplights
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矿灯 第2部分:KS型矿灯
Caplights for use in mines--Part 2:Model KS caplights
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