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IEC TS 62592-2012 Encoding guidelines for portable multimedia CE products using MP4 file format with AVC video codec and AAC audio codec《利用MP4文件格式的带自动音量控制(AVC)视频编译码器和高级音频编码(AAC)器的便携式多媒体消费CE产品.pdf 102

IEC TS 62592-2012 Encoding guidelines for portable multimedia CE products using MP4 file format with AVC video codec and AAC audio codec《利用MP4文件格式的带自动音量控制(AVC)视频编译码器和高级音频编码(AAC)器的便携式多媒体消费CE产品.pdfIEC TS 62592-2012 Encoding guidelines for portable multimedia CE products using MP4 file format with AVC video codec and AAC audio codec《利用MP4文件格式的带自动音量控制(AVC)视频编译码器和高级音频编码(AAC)器的便携式多媒体消费CE产品.pdf

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IEC TS 62538-2008 Categorization of optical devices《光学装置的分类》.pdf 16

IEC TS 62538-2008 Categorization of optical devices《光学装置的分类》.pdfIEC TS 62538-2008 Categorization of optical devices《光学装置的分类》.pdf

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IEC TR 60784-1984 Instrumentation for electric road vehicles《电动汽车用仪器仪表》.pdf 18

IEC TR 60784-1984 Instrumentation for electric road vehicles《电动汽车用仪器仪表》.pdfIEC TR 60784-1984 Instrumentation for electric road vehicles《电动汽车用仪器仪表》.pdf

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IEC TR 60783-1984 Wiring and connectors for electric road vehicles《电动汽车的布线和连接器》.pdf 24

IEC TR 60783-1984 Wiring and connectors for electric road vehicles《电动汽车的布线和连接器》.pdfIEC TR 60783-1984 Wiring and connectors for electric road vehicles《电动汽车的布线和连接器》.pdf

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IEC TR 60782-1984 Measurements of ultrasonic magnetostrictive transducers《超声波磁致伸缩换能器的测量》.pdf 58

IEC TR 60782-1984 Measurements of ultrasonic magnetostrictive transducers《超声波磁致伸缩换能器的测量》.pdfIEC TR 60782-1984 Measurements of ultrasonic magnetostrictive transducers《超声波磁致伸缩换能器的测量》.pdf

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IEC TR 60778-1984 Brush-holders for slip-rings group R - type RA《集电环用刷握、R组 RA型》.pdf 26

IEC TR 60778-1984 Brush-holders for slip-rings group R - type RA《集电环用刷握、R组 RA型》.pdfIEC TR 60778-1984 Brush-holders for slip-rings group R - type RA《集电环用刷握、R组 RA型》.pdf

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IEC TR 60721-4-7 Edition 1.1-2003 Classification of environmental conditions - Part 4-7 Guidance for the correlation and transformation of environmental condition classes of IEC 60.pdf 94

IEC TR 60721-4-7 Edition 1.1-2003 Classification of environmental conditions - Part 4-7 Guidance for the correlation and transformation of environmental condition classes of IEC 60.pdfIEC TR 60721-4-7 Edition 1.1-2003 Classification of environmental conditions - Part 4-7 Guidance for the correlation and transformation of environmental condition classes of IEC 60.pdf

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IEC 62512-2012 Electric clothes washer-dryers for household use - Methods for mesuring the performance《家用洗衣烘干两用机.性能测量方法》.pdf 34

IEC 62512-2012 Electric clothes washer-dryers for household use - Methods for mesuring the performance《家用洗衣烘干两用机.性能测量方法》.pdfIEC 62512-2012 Electric clothes washer-dryers for household use - Methods for mesuring the performance《家用洗衣烘干两用机.性能测量方法》.pdf

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IEC 62509-2010 Battery charge controllers for photovoltaic systems - Performance and functioning《光伏系统用蓄电池充电控制器.性能和功能》.pdf 58

IEC 62509-2010 Battery charge controllers for photovoltaic systems - Performance and functioning《光伏系统用蓄电池充电控制器.性能和功能》.pdfIEC 62509-2010 Battery charge controllers for photovoltaic systems - Performance and functioning《光伏系统用蓄电池充电控制器.性能和功能》.pdf

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IEC 62507-1-2010 Identification systems enabling unambiguous information interchange - Requirements - Part 1 Principles and methods《使得明确信息交换的识别系统.要求.第1部分 原理和方法》.pdf 116

IEC 62507-1-2010 Identification systems enabling unambiguous information interchange - Requirements - Part 1 Principles and methods《使得明确信息交换的识别系统.要求.第1部分 原理和方法》.pdfIEC 62507-1-2010 Identification systems enabling unambiguous information interchange - Requirements - Part 1 Principles and methods《使得明确信息交换的识别系统.要求.第1部分 原理和方法》.pdf

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