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NF G08-001-2-1987 Textiles Fibres and yarns Determination of commercial mass of consignments Part 2 methods for obtaining laboratory samples 《纺织品 纤维和纱线 托运货物商业质量的测定 第2部分 获取实验室样件的方法.pdf 7

NF G08-001-2-1987 Textiles Fibres and yarns Determination of commercial mass of consignments Part 2 methods for obtaining laboratory samples 《纺织品 纤维和纱线 托运货物商业质量的测定 第2部分 获取实验室样件的方法.pdfNF G08-001-2-1987 Textiles Fibres and yarns Determination of commercial mass of consignments Part 2 methods for obtaining laboratory samples 《纺织品 纤维和纱线 托运货物商业质量的测定 第2部分 获取实验室样件的方法.pdf

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NF G08-001-1-1987 Textiles Fibres and yarns Determination of commercial mass of consignments Part 1 mass determination and calculations 《纺织品 纤维和纱线 托运货物商业质量的测定 第1部分 质量的测定和计算》.pdf 12

NF G08-001-1-1987 Textiles Fibres and yarns Determination of commercial mass of consignments Part 1 mass determination and calculations 《纺织品 纤维和纱线 托运货物商业质量的测定 第1部分 质量的测定和计算》.pdfNF G08-001-1-1987 Textiles Fibres and yarns Determination of commercial mass of consignments Part 1 mass determination and calculations 《纺织品 纤维和纱线 托运货物商业质量的测定 第1部分 质量的测定和计算》.pdf

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NF G07-350-1996 Textile fibres Determination of linear density Gravimetric method and vibroscope method 《纺织纤维 线性密度的测定 重量分析法和振动仪法》.pdf 13

NF G07-350-1996 Textile fibres Determination of linear density Gravimetric method and vibroscope method 《纺织纤维 线性密度的测定 重量分析法和振动仪法》.pdfNF G07-350-1996 Textile fibres Determination of linear density Gravimetric method and vibroscope method 《纺织纤维 线性密度的测定 重量分析法和振动仪法》.pdf

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NF G07-317-1995 Textiles Yarn from packages Determination of linear density (mass per unit length) by the skein method 《纺织品 筒子纱 用绞纱法测定线性密度(单位长度的质量)》.pdf 19

NF G07-317-1995 Textiles Yarn from packages Determination of linear density (mass per unit length) by the skein method 《纺织品 筒子纱 用绞纱法测定线性密度(单位长度的质量)》.pdfNF G07-317-1995 Textiles Yarn from packages Determination of linear density (mass per unit length) by the skein method 《纺织品 筒子纱 用绞纱法测定线性密度(单位长度的质量)》.pdf

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NF F52-161-1995 Railway fixed equipment Control of position of points and crossing Facing point stretcher 《铁路固定设备 尖轨与辙叉位置的控制 逆向尖轨轨距杆》.pdf 20

NF F52-161-1995 Railway fixed equipment Control of position of points and crossing Facing point stretcher 《铁路固定设备 尖轨与辙叉位置的控制 逆向尖轨轨距杆》.pdfNF F52-161-1995 Railway fixed equipment Control of position of points and crossing Facing point stretcher 《铁路固定设备 尖轨与辙叉位置的控制 逆向尖轨轨距杆》.pdf

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NF F52-152-1995 Railway fixed equipment Operation of switches Lock electrical driving mechanism 《铁路固定设备 开关操作 锁紧电气驱动机构》.pdf 35

NF F52-152-1995 Railway fixed equipment Operation of switches Lock electrical driving mechanism 《铁路固定设备 开关操作 锁紧电气驱动机构》.pdfNF F52-152-1995 Railway fixed equipment Operation of switches Lock electrical driving mechanism 《铁路固定设备 开关操作 锁紧电气驱动机构》.pdf

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NF F52-151-1994 Railway fixed equipment Points and crossing Driving immobilization checking 《铁路固定装置 尖轨与辙叉 驱动、制动和检验》.pdf 10

NF F52-151-1994 Railway fixed equipment Points and crossing Driving immobilization checking 《铁路固定装置 尖轨与辙叉 驱动、制动和检验》.pdfNF F52-151-1994 Railway fixed equipment Points and crossing Driving immobilization checking 《铁路固定装置 尖轨与辙叉 驱动、制动和检验》.pdf

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NF F52-131-1990 RAILWAY FIXED EQUIPMENT TRAMWAY POINTS AND CROSSING 《铁路固定装置 有轨电车 道岔》.pdf 28

NF F52-131-1990 RAILWAY FIXED EQUIPMENT TRAMWAY POINTS AND CROSSING 《铁路固定装置 有轨电车 道岔》.pdfNF F52-131-1990 RAILWAY FIXED EQUIPMENT TRAMWAY POINTS AND CROSSING 《铁路固定装置 有轨电车 道岔》.pdf

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NF F52-122-1990 Railway fixed equipment Pneumatc - Underground points and crossing 《铁路固定设备 气动－地铁 尖轨与辙岔》.pdf 4

NF F52-122-1990 Railway fixed equipment Pneumatc - Underground points and crossing 《铁路固定设备 气动－地铁 尖轨与辙岔》.pdfNF F52-122-1990 Railway fixed equipment Pneumatc - Underground points and crossing 《铁路固定设备 气动－地铁 尖轨与辙岔》.pdf

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NF F00-022-1978 Railway material in general Half-finished adjusting bolts 《铁路通用器材 半成品的调整螺栓》.pdf 4

NF F00-022-1978 Railway material in general Half-finished adjusting bolts 《铁路通用器材 半成品的调整螺栓》.pdfNF F00-022-1978 Railway material in general Half-finished adjusting bolts 《铁路通用器材 半成品的调整螺栓》.pdf

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