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母线干线系统(母线槽)阻燃、防火、耐火性能的试验方法
Flame-retardant、fire-proof、fire resistance specifications of testing method of bus bar trunking system(busways)
价格:¥12.00
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防火卷帘用卷门机
Motors of resistant shutter
价格:¥10.00
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挡烟垂壁
Smoke curtains
价格:¥10.00
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正压式消防空气呼吸器
Self-contained positive pressure air breathing apparatus for fire fighter
价格:¥0.00
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防火封堵材料的性能要求和试验方法
Performance requirements and test methods for fire-proof sealing materials
价格:¥0.00
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不燃无机复合板
Non-combustible inorganic compound board
价格:¥0.00
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不燃性无机复合板通用技术条件
General specifications for non-combustible inorganic compound boards
价格:¥0.00
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