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IEC 62585-2012 Electroacoustics - Methods to determine corrections to obtain the free-field response of a sound level meter《电声学.声度表的自由场响应校正测定法》.pdf 86

IEC 62585-2012 Electroacoustics - Methods to determine corrections to obtain the free-field response of a sound level meter《电声学.声度表的自由场响应校正测定法》.pdfIEC 62585-2012 Electroacoustics - Methods to determine corrections to obtain the free-field response of a sound level meter《电声学.声度表的自由场响应校正测定法》.pdf

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IEC 62580-1-2015 Electronic railway equipment - On-board multimedia and telematic subsystems for railways - Part 1 General architecture《铁路电子设备 铁路用车载多媒体和远程信息处理子系统 第1部分 通用架构》.pdf 170

IEC 62580-1-2015 Electronic railway equipment - On-board multimedia and telematic subsystems for railways - Part 1 General architecture《铁路电子设备 铁路用车载多媒体和远程信息处理子系统 第1部分 通用架构》.pdfIEC 62580-1-2015 Electronic railway equipment - On-board multimedia and telematic subsystems for railways - Part 1 General architecture《铁路电子设备 铁路用车载多媒体和远程信息处理子系统 第1部分 通用架构》.pdf

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IEC 62577-2009 Evaluation of human exposure to electromagnetic fields from a stand alone broadcast transmitter (30 MHz - 40 GHz)《人类接触独立广播发射机(30 MHz-40 GHz)电磁场的评价》.pdf 54

IEC 62577-2009 Evaluation of human exposure to electromagnetic fields from a stand alone broadcast transmitter (30 MHz - 40 GHz)《人类接触独立广播发射机(30 MHz-40 GHz)电磁场的评价》.pdfIEC 62577-2009 Evaluation of human exposure to electromagnetic fields from a stand alone broadcast transmitter (30 MHz - 40 GHz)《人类接触独立广播发射机(30 MHz-40 GHz)电磁场的评价》.pdf

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IEC 62575-2-2012 Radio frequency (RF) bulk acoustic wave (BAW) filters of assessed quality - Part 2 Guidelines for the use《射频(RF)体声波(BAW)滤波器的评定质量.第2部分 使用指南》.pdf 50

IEC 62575-2-2012 Radio frequency (RF) bulk acoustic wave (BAW) filters of assessed quality - Part 2 Guidelines for the use《射频(RF)体声波(BAW)滤波器的评定质量.第2部分 使用指南》.pdfIEC 62575-2-2012 Radio frequency (RF) bulk acoustic wave (BAW) filters of assessed quality - Part 2 Guidelines for the use《射频(RF)体声波(BAW)滤波器的评定质量.第2部分 使用指南》.pdf

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IEC 62575-1-2015 Radio frequency (RF) bulk acoustic wave (BAW) filters of assessed quality - Part 1 Generic specification《射频 (RF) 体声波 (BAW) 滤波器的评定质量 第1部分 通用规格》.pdf 78

IEC 62575-1-2015 Radio frequency (RF) bulk acoustic wave (BAW) filters of assessed quality - Part 1 Generic specification《射频 (RF) 体声波 (BAW) 滤波器的评定质量 第1部分 通用规格》.pdfIEC 62575-1-2015 Radio frequency (RF) bulk acoustic wave (BAW) filters of assessed quality - Part 1 Generic specification《射频 (RF) 体声波 (BAW) 滤波器的评定质量 第1部分 通用规格》.pdf

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IEC 62149-6-2003 Fibre optic active components and devices - Performance standards - Part 6 650-nm 250-Mbit s plastic optical fibre transceivers《光纤有源元件和器件.性能标准.第6部分 650nm、250Mbit s塑料光纤无线电收发信机》.pdf 34

IEC 62149-6-2003 Fibre optic active components and devices - Performance standards - Part 6 650-nm 250-Mbit s plastic optical fibre transceivers《光纤有源元件和器件.性能标准.第6部分 650nm、250Mbit s塑料光纤无线电收发信机》.pdfIEC 62149-6-2003 Fibre optic active components and devices - Performance standards - Part 6 650-nm 250-Mbit s plastic optical fibre transceivers《光纤有源元件和器件.性能标准.第6部分 650nm、250Mbit s塑料光纤无线电收发信机》.pdf

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IEC 62149-2-2014 Fibre optic active components and devices - Performance standard - Part 2 850 nm discrete vertical cavity surface emitting laser devices《光纤有源元件及器件的性能标准.第2部分 850 nm离散垂直空穴表面发射激光器件》.pdf 44

IEC 62149-2-2014 Fibre optic active components and devices - Performance standard - Part 2 850 nm discrete vertical cavity surface emitting laser devices《光纤有源元件及器件的性能标准.第2部分 850 nm离散垂直空穴表面发射激光器件》.pdfIEC 62149-2-2014 Fibre optic active components and devices - Performance standard - Part 2 850 nm discrete vertical cavity surface emitting laser devices《光纤有源元件及器件的性能标准.第2部分 850 nm离散垂直空穴表面发射激光器件》.pdf

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IEC 62149-1-2011 Fibre optic active components and devices - Performance standards - Part 1 General and guidance《纤维光学有源元件和器件.性能标准.第1部分 总则和指南》.pdf 32

IEC 62149-1-2011 Fibre optic active components and devices - Performance standards - Part 1 General and guidance《纤维光学有源元件和器件.性能标准.第1部分 总则和指南》.pdfIEC 62149-1-2011 Fibre optic active components and devices - Performance standards - Part 1 General and guidance《纤维光学有源元件和器件.性能标准.第1部分 总则和指南》.pdf

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IEC 62148-6-2003 Fibre optic active components and devices - Package and interface standards - Part 6 ATM-PON transceivers《纤维光学有源元件和器件.包装和接口标准.第6部分 ATM-PON无线电收发信机》.pdf 32

IEC 62148-6-2003 Fibre optic active components and devices - Package and interface standards - Part 6 ATM-PON transceivers《纤维光学有源元件和器件.包装和接口标准.第6部分 ATM-PON无线电收发信机》.pdfIEC 62148-6-2003 Fibre optic active components and devices - Package and interface standards - Part 6 ATM-PON transceivers《纤维光学有源元件和器件.包装和接口标准.第6部分 ATM-PON无线电收发信机》.pdf

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IEC 62148-5-2003 Fibre optic active components and devices - Package and interface standards - Part 5 SC 1×9 fibre optic modules《光纤有源元件及器件.包装和接口标准.第5部分 SC 1 光纤模数》.pdf 32

IEC 62148-5-2003 Fibre optic active components and devices - Package and interface standards - Part 5 SC 1×9 fibre optic modules《光纤有源元件及器件.包装和接口标准.第5部分 SC 1 光纤模数》.pdfIEC 62148-5-2003 Fibre optic active components and devices - Package and interface standards - Part 5 SC 1×9 fibre optic modules《光纤有源元件及器件.包装和接口标准.第5部分 SC 1 光纤模数》.pdf

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