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IEC 60712-1993 Helical-scan video-tape cassette system using 19 mm (3 4 in) magnetic tape known as U-format《使用U型格式19mm(3 4 in)磁带的螺旋扫描盒式磁带录像系统》.pdf 116

IEC 60712-1993 Helical-scan video-tape cassette system using 19 mm (3 4 in) magnetic tape known as U-format《使用U型格式19mm(3 4 in)磁带的螺旋扫描盒式磁带录像系统》.pdfIEC 60712-1993 Helical-scan video-tape cassette system using 19 mm (3 4 in) magnetic tape known as U-format《使用U型格式19mm(3 4 in)磁带的螺旋扫描盒式磁带录像系统》.pdf

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IEC 60502-4-2010 Power cables with extruded insulation and their accessories for rated voltages from 1 kV (Um = 1 2 kV) up to 30 kV (Um = 36 kV) - Part 4 Test requirements on acces.pdf 66

IEC 60502-4-2010 Power cables with extruded insulation and their accessories for rated voltages from 1 kV (Um = 1 2 kV) up to 30 kV (Um = 36 kV) - Part 4 Test requirements on acces.pdfIEC 60502-4-2010 Power cables with extruded insulation and their accessories for rated voltages from 1 kV (Um = 1 2 kV) up to 30 kV (Um = 36 kV) - Part 4 Test requirements on acces.pdf

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IEC 60502-2-2014 Power cables with extruded insulation and their accessories for rated voltages from 1 kV (Um = 1 2 kV) up to 30 kV (Um = 36 kV) - Part 2 Cables for rated voltages .pdf 270

IEC 60502-2-2014 Power cables with extruded insulation and their accessories for rated voltages from 1 kV (Um = 1 2 kV) up to 30 kV (Um = 36 kV) - Part 2 Cables for rated voltages .pdfIEC 60502-2-2014 Power cables with extruded insulation and their accessories for rated voltages from 1 kV (Um = 1 2 kV) up to 30 kV (Um = 36 kV) - Part 2 Cables for rated voltages .pdf

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IEC 60502-1-2004 Power cables with extruded insulation and their accessories for rated voltages from 1 kV (Um = 1 2 kV) up to 30 kV (Um = 36 kV) - Part 1 Cables for rated voltages .pdf 124

IEC 60502-1-2004 Power cables with extruded insulation and their accessories for rated voltages from 1 kV (Um = 1 2 kV) up to 30 kV (Um = 36 kV) - Part 1 Cables for rated voltages .pdfIEC 60502-1-2004 Power cables with extruded insulation and their accessories for rated voltages from 1 kV (Um = 1 2 kV) up to 30 kV (Um = 36 kV) - Part 1 Cables for rated voltages .pdf

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IEC 60500-2017 Underwater acoustics - Hydrophones - Properties of hydrophones in the frequency range 1 Hz to 500 kHz《水声学 水听器 频率范围为1 Hz至500 kHz的水听器性能》.pdf 50

IEC 60500-2017 Underwater acoustics - Hydrophones - Properties of hydrophones in the frequency range 1 Hz to 500 kHz《水声学 水听器 频率范围为1 Hz至500 kHz的水听器性能》.pdfIEC 60500-2017 Underwater acoustics - Hydrophones - Properties of hydrophones in the frequency range 1 Hz to 500 kHz《水声学 水听器 频率范围为1 Hz至500 kHz的水听器性能》.pdf

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IEC 60498-1975 High-voltage coaxial connectors used in nuclear instrumentation《核仪器用高压同轴连接器》.pdf 22

IEC 60498-1975 High-voltage coaxial connectors used in nuclear instrumentation《核仪器用高压同轴连接器》.pdfIEC 60498-1975 High-voltage coaxial connectors used in nuclear instrumentation《核仪器用高压同轴连接器》.pdf

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IEC 60268-12-1987 Sound system equipment Part 12 Application of connectors for broadcast and similar use《声系统设备 第12部分 广播和类似用途连接器的应用》.pdf 34

IEC 60268-12-1987 Sound system equipment Part 12 Application of connectors for broadcast and similar use《声系统设备 第12部分 广播和类似用途连接器的应用》.pdfIEC 60268-12-1987 Sound system equipment Part 12 Application of connectors for broadcast and similar use《声系统设备 第12部分 广播和类似用途连接器的应用》.pdf

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IEC 60268-11-1987 Sound system equipment Part 11 Application of connectors for the interconnection of sound system components《声系统设备 第11部分 声系统部件互连连接器的应用》.pdf 60

IEC 60268-11-1987 Sound system equipment Part 11 Application of connectors for the interconnection of sound system components《声系统设备 第11部分 声系统部件互连连接器的应用》.pdfIEC 60268-11-1987 Sound system equipment Part 11 Application of connectors for the interconnection of sound system components《声系统设备 第11部分 声系统部件互连连接器的应用》.pdf

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IEC 60268-10-1991 Sound system equipment part 10 peak programme level meters《声系统设备 第10部分 峰值节目电平表》.pdf 68

IEC 60268-10-1991 Sound system equipment part 10 peak programme level meters《声系统设备 第10部分 峰值节目电平表》.pdfIEC 60268-10-1991 Sound system equipment part 10 peak programme level meters《声系统设备 第10部分 峰值节目电平表》.pdf

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IEC 60268-1-1985 Sound system equipment Part 1 General《声系统设备 第1部分 总则》.pdf 38

IEC 60268-1-1985 Sound system equipment Part 1 General《声系统设备 第1部分 总则》.pdfIEC 60268-1-1985 Sound system equipment Part 1 General《声系统设备 第1部分 总则》.pdf

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