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刘芸
刘芸
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IEC 62439-2-2016 Industrial communication networks - High availability automation networks - Part 2 Media Redundancy Protocol (MRP)《工业通信网络.高可靠性自动化网络.第2部分 介质冗余协议(MRP)》.pdf 330

IEC 62439-2-2016 Industrial communication networks - High availability automation networks - Part 2 Media Redundancy Protocol (MRP)《工业通信网络.高可靠性自动化网络.第2部分 介质冗余协议(MRP)》.pdfIEC 62439-2-2016 Industrial communication networks - High availability automation networks - Part 2 Media Redundancy Protocol (MRP)《工业通信网络.高可靠性自动化网络.第2部分 介质冗余协议(MRP)》.pdf

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IEC 62438-2010 Radiation protection instrumentation - Mobile instrumentation for the measurement of photon and neutron radiation in the environment《辐射防护仪器.环境中光子和中子辐射的测量用移动仪器》.pdf 78

IEC 62438-2010 Radiation protection instrumentation - Mobile instrumentation for the measurement of photon and neutron radiation in the environment《辐射防护仪器.环境中光子和中子辐射的测量用移动仪器》.pdfIEC 62438-2010 Radiation protection instrumentation - Mobile instrumentation for the measurement of photon and neutron radiation in the environment《辐射防护仪器.环境中光子和中子辐射的测量用移动仪器》.pdf

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IEC 62053-22-2003 Electricity metering equipment (a.c.) - Particular requirements - Part 22 Static meters for active energy (classes 0 2 S and 0 5 S)《电量测量设备(交流电).特殊要求.第22部分 静态电度表(0.2S和0.5S级)》.pdf 40

IEC 62053-22-2003 Electricity metering equipment (a.c.) - Particular requirements - Part 22 Static meters for active energy (classes 0 2 S and 0 5 S)《电量测量设备(交流电).特殊要求.第22部分 静态电度表(0.2S和0.5S级)》.pdfIEC 62053-22-2003 Electricity metering equipment (a.c.) - Particular requirements - Part 22 Static meters for active energy (classes 0 2 S and 0 5 S)《电量测量设备(交流电).特殊要求.第22部分 静态电度表(0.2S和0.5S级)》.pdf

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IEC 62053-21-2003 Electricity metering equipment (a.c.) - Particular requirements - Part 21 Static meters for active energy (classes 1 and 2)《电量测量设备(交流电).特殊要求.第21部分 静态电度表(1和2级)》.pdf 54

IEC 62053-21-2003 Electricity metering equipment (a.c.) - Particular requirements - Part 21 Static meters for active energy (classes 1 and 2)《电量测量设备(交流电).特殊要求.第21部分 静态电度表(1和2级)》.pdfIEC 62053-21-2003 Electricity metering equipment (a.c.) - Particular requirements - Part 21 Static meters for active energy (classes 1 and 2)《电量测量设备(交流电).特殊要求.第21部分 静态电度表(1和2级)》.pdf

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IEC 62053-11-2003 Electricity metering equipment (a.c.) - Particular requirements - Part 11 Electromechanical meters for active energy (classes 0 5 1 and 2)《电量测量设备(交流电).特殊要求.第11部分 机电电度表(0 5 1和2级)》.pdf 38

IEC 62053-11-2003 Electricity metering equipment (a.c.) - Particular requirements - Part 11 Electromechanical meters for active energy (classes 0 5 1 and 2)《电量测量设备(交流电).特殊要求.第11部分 机电电度表(0 5 1和2级)》.pdfIEC 62053-11-2003 Electricity metering equipment (a.c.) - Particular requirements - Part 11 Electromechanical meters for active energy (classes 0 5 1 and 2)《电量测量设备(交流电).特殊要求.第11部分 机电电度表(0 5 1和2级)》.pdf

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IEC 62052-31-2015 Electricity metering equipment (AC) - General requirements tests and test conditions - Part 31 Product safety requirements and tests《电力计量设备 (交流) 通用要求 试验和试验条件 第31部分 产品安全要求和试验》.pdf 192

IEC 62052-31-2015 Electricity metering equipment (AC) - General requirements tests and test conditions - Part 31 Product safety requirements and tests《电力计量设备 (交流) 通用要求 试验和试验条件 第31部分 产品安全要求和试验》.pdfIEC 62052-31-2015 Electricity metering equipment (AC) - General requirements tests and test conditions - Part 31 Product safety requirements and tests《电力计量设备 (交流) 通用要求 试验和试验条件 第31部分 产品安全要求和试验》.pdf

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IEC 62052-21-2004 Electricity metering equipment (a.c.) - General requirements tests and test conditions - Part 21 Tariff and load control equipment《电量测量设备(交流).一般要求、试验和试验条件.第21部分 资费和负荷控制设备》.pdf 50

IEC 62052-21-2004 Electricity metering equipment (a.c.) - General requirements tests and test conditions - Part 21 Tariff and load control equipment《电量测量设备(交流).一般要求、试验和试验条件.第21部分 资费和负荷控制设备》.pdfIEC 62052-21-2004 Electricity metering equipment (a.c.) - General requirements tests and test conditions - Part 21 Tariff and load control equipment《电量测量设备(交流).一般要求、试验和试验条件.第21部分 资费和负荷控制设备》.pdf

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IEC 61755-2-4-2015 Fibre optic interconnecting devices and passive components - Connector optical interfaces - Part 2-4 Connection parameters of non-dispersion shifted single-mode .pdf 14

IEC 61755-2-4-2015 Fibre optic interconnecting devices and passive components - Connector optical interfaces - Part 2-4 Connection parameters of non-dispersion shifted single-mode .pdfIEC 61755-2-4-2015 Fibre optic interconnecting devices and passive components - Connector optical interfaces - Part 2-4 Connection parameters of non-dispersion shifted single-mode .pdf

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IEC 61755-2-2-2006 Fibre optic connector optical interfaces - Part 2-2 Optical interface standard single mode angled physically contacting fibres《纤维光学连接器光学接口.第2-2部分 标准物理角连接单模光纤的光学接口》.pdf 22

IEC 61755-2-2-2006 Fibre optic connector optical interfaces - Part 2-2 Optical interface standard single mode angled physically contacting fibres《纤维光学连接器光学接口.第2-2部分 标准物理角连接单模光纤的光学接口》.pdfIEC 61755-2-2-2006 Fibre optic connector optical interfaces - Part 2-2 Optical interface standard single mode angled physically contacting fibres《纤维光学连接器光学接口.第2-2部分 标准物理角连接单模光纤的光学接口》.pdf

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IEC 61755-2-1-2006 Fibre optic connector optical interfaces - Part 2-1 Optical interface standard single mode non-angled physically contacting fibres《纤维光学连接器的接口.第2-1部分 标准非物理角接触单模光纤的光学接口》.pdf 26

IEC 61755-2-1-2006 Fibre optic connector optical interfaces - Part 2-1 Optical interface standard single mode non-angled physically contacting fibres《纤维光学连接器的接口.第2-1部分 标准非物理角接触单模光纤的光学接口》.pdfIEC 61755-2-1-2006 Fibre optic connector optical interfaces - Part 2-1 Optical interface standard single mode non-angled physically contacting fibres《纤维光学连接器的接口.第2-1部分 标准非物理角接触单模光纤的光学接口》.pdf

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