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带电作业用小水量冲洗工具(长水柱短水枪型)
Washing tools with limited water for live working (Short water gun with long water column)
价格：￥0.00
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雷电防护 第4部分:建筑物内电气和电子系统
Protection against lightning--Part 4:Electrical and electronic systems within structures
价格：￥0.00
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雷电防护 第3部分:建筑物的物理损坏和生命危险
Protection against lightning--Part 3:Physical damage to structures and life hazard
价格：￥0.00
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雷电防护 第2部分:风险管理
Protection against lightning--Part 2:Risk management
价格：￥0.00
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雷电防护 第1部分:总则
Protection against lightning--Part 1:General principles
价格：￥0.00
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复合接地体技术条件
Technical specifications of composite grounding device
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低压电力线路和电子设备系统的雷电过电压绝缘配合
Insulation coordination of Low voltage power line and electronic system
价格：￥0.00
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交流1kV、直流1.5kV及以下电压等级带电作业用绝缘手工工具
Live working-Hand tools for use up to 1kV a.c. and 1.5kV d.c.
价格：￥0.00
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外壳防护等级(IP代码)
Degrees of protection provided by enclosure (IP code)
价格：￥0.00
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家用和类似用途电器的安全.废弃食物处理器的特殊要求
Household and similar electrical appliances.Safety.Particular requirements for food waste disposer
价格：￥0.00
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