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IEC TS 62743-2012 Radiation protection instrumentation - Electronic counting dosemeters for pulsed fields of ionizing radiation《辐射防护仪器.电离辐射的脉冲场用电子计数辐射剂量计》.pdf 30

IEC TS 62743-2012 Radiation protection instrumentation - Electronic counting dosemeters for pulsed fields of ionizing radiation《辐射防护仪器.电离辐射的脉冲场用电子计数辐射剂量计》.pdfIEC TS 62743-2012 Radiation protection instrumentation - Electronic counting dosemeters for pulsed fields of ionizing radiation《辐射防护仪器.电离辐射的脉冲场用电子计数辐射剂量计》.pdf

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IEC TR 60909-2-2008 Short-circuit currents in tree-phase a.c systems - Part 2 Data of electrical equipment for short-circut current calculations《三相交流电系统中的短路电流.第2部分 短路电流计算用电气设备的数据》.pdf 48

IEC TR 60909-2-2008 Short-circuit currents in tree-phase a.c systems - Part 2 Data of electrical equipment for short-circut current calculations《三相交流电系统中的短路电流.第2部分 短路电流计算用电气设备的数据》.pdfIEC TR 60909-2-2008 Short-circuit currents in tree-phase a.c systems - Part 2 Data of electrical equipment for short-circut current calculations《三相交流电系统中的短路电流.第2部分 短路电流计算用电气设备的数据》.pdf

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IEC TR 60899-1987 Sampling rate and source encoding for professional digital audio recording《专业数字录音的采样率和声源编码》.pdf 10

IEC TR 60899-1987 Sampling rate and source encoding for professional digital audio recording《专业数字录音的采样率和声源编码》.pdfIEC TR 60899-1987 Sampling rate and source encoding for professional digital audio recording《专业数字录音的采样率和声源编码》.pdf

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IEC TR 60890-2014 A method of temperature-rise verification of low-voltage switchgear and controlgear assemblies by calculation《通过计算评估低压开关开光装置和控制装置总成温升的方法》.pdf 70

IEC TR 60890-2014 A method of temperature-rise verification of low-voltage switchgear and controlgear assemblies by calculation《通过计算评估低压开关开光装置和控制装置总成温升的方法》.pdfIEC TR 60890-2014 A method of temperature-rise verification of low-voltage switchgear and controlgear assemblies by calculation《通过计算评估低压开关开光装置和控制装置总成温升的方法》.pdf

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IEC TR 60886-1987 Investigations on test procedures for ultrasonic cleaners《超声清洗机试验方法的研究》.pdf 18

IEC TR 60886-1987 Investigations on test procedures for ultrasonic cleaners《超声清洗机试验方法的研究》.pdfIEC TR 60886-1987 Investigations on test procedures for ultrasonic cleaners《超声清洗机试验方法的研究》.pdf

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IEC TR 60882-1986 Pre-heat requirements for starterless tubular fluorescent lamps《无起动器管形荧光灯的预热要求》.pdf 20

IEC TR 60882-1986 Pre-heat requirements for starterless tubular fluorescent lamps《无起动器管形荧光灯的预热要求》.pdfIEC TR 60882-1986 Pre-heat requirements for starterless tubular fluorescent lamps《无起动器管形荧光灯的预热要求》.pdf

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IEC 62552-3-2015 Household refrigerating appliances - Characteristics and test methods - Part 3 Energy consumption and volume《家用制冷器件 特征和试验方法 第3部分 能源消耗和体积》.pdf 332

IEC 62552-3-2015 Household refrigerating appliances - Characteristics and test methods - Part 3 Energy consumption and volume《家用制冷器件 特征和试验方法 第3部分 能源消耗和体积》.pdfIEC 62552-3-2015 Household refrigerating appliances - Characteristics and test methods - Part 3 Energy consumption and volume《家用制冷器件 特征和试验方法 第3部分 能源消耗和体积》.pdf

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IEC 62552-2-2015 Household refrigerating appliances - Characteristics and test methods - Part 2 Performance requirements《家用制冷器具 特征和试验方法 第2部分 性能要求》.pdf 90

IEC 62552-2-2015 Household refrigerating appliances - Characteristics and test methods - Part 2 Performance requirements《家用制冷器具 特征和试验方法 第2部分 性能要求》.pdfIEC 62552-2-2015 Household refrigerating appliances - Characteristics and test methods - Part 2 Performance requirements《家用制冷器具 特征和试验方法 第2部分 性能要求》.pdf

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IEC 62552-1-2015 Household refrigerating appliances - Characteristics and test methods - Part 1 General requirements《家用制冷器件 特征和试验方法 第1部分 通用要求》.pdf 134

IEC 62552-1-2015 Household refrigerating appliances - Characteristics and test methods - Part 1 General requirements《家用制冷器件 特征和试验方法 第1部分 通用要求》.pdfIEC 62552-1-2015 Household refrigerating appliances - Characteristics and test methods - Part 1 General requirements《家用制冷器件 特征和试验方法 第1部分 通用要求》.pdf

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IEC 62550-2017 Spare parts provisioning《备件供应》.pdf 118

IEC 62550-2017 Spare parts provisioning《备件供应》.pdfIEC 62550-2017 Spare parts provisioning《备件供应》.pdf

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