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NEMA C37 54-2002 For Indoor Alternating Current High-Voltage Circuit Breakers Applied as Removable Elements in Metal-Enclosed Switchgear Conformance Test Procedures《用于金属外壳的开关设备组件的可.pdf
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10
NEMA C37 51A-2010 For Switchgear - Metal-Enclosed Low-Voltage AC Power Circuit Breaker Switchgear Assemblies-Conformance Test Procedures Amendment 1 Short-Time Withstand Current Te.pdf
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31
NEMA C37 51-2003 For Switchgear - Metal-Enclosed Low-Voltage AC Power Circuit Breaker Switchgear Assemblies-Conformance Test Procedures (Incorporates Errata February 2011)《开关设备 金属封.pdf
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8
NC 97-14-1987 Packaging 50 kg Welded Steel Cylinder for Liquated Petroleum Gas Quality Specifications《包装 通液体天然气的50kg焊接钢筒 质量规范》.pdf
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14
NC 97-13-1987 Packaging Steel-Welded Drums Quality Specifications《包装 焊接钢桶 术语和定义》.pdf
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12
NC 97-107-1988 Packing and Packaging Glass Containers Designs Parameters and Main Dimensions《打包和包装 玻璃容器 设计参数和主要尺寸规格》.pdf
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28
NC 97-106-1988 Packing and Packaging Glass Bottles Main Designs Parameters and Dimensions《打包和包装 玻璃瓶子 主要设计参数和尺寸规格》.pdf
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6
NC 97-105-1988 Packing and Packaging Theoretical Determination of Hydroscopic Food Products Conservation Time in Flexible Containers Testing Method《打包和包装 理论上测定食品吸湿性在弹性容器内的保存时间 测试方法.pdf
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12
NC 90-06-43-1986 Metrological Assurance Yara BP 10 Platform Scale Quality Specifications《计量保证 Yara BP 10 平台秤 质量规范》.pdf
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4
NC 90-06-42-1986 Metrological Assurance Mass Determination by Means of Commercial and Industrial Weighing Instruments Measurement Methods《计量保证 利用商用工业称重仪器测定质量 测量方法》.pdf
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