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NF S90-512-1973 Medical and surgical equipment Components for artificial limbs and joints Joint screw with flat slotted cheesehead fully threaded 《外科医疗设备 假肢和假关节组件 带平耳凸圆头开槽连接螺钉 全螺纹》.pdf 2

NF S90-512-1973 Medical and surgical equipment Components for artificial limbs and joints Joint screw with flat slotted cheesehead fully threaded 《外科医疗设备 假肢和假关节组件 带平耳凸圆头开槽连接螺钉 全螺纹》.pdfNF S90-512-1973 Medical and surgical equipment Components for artificial limbs and joints Joint screw with flat slotted cheesehead fully threaded 《外科医疗设备 假肢和假关节组件 带平耳凸圆头开槽连接螺钉 全螺纹》.pdf

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NF S30-100-1999 Acoustics Determination of sound power levels of noise from air-terminal devices air-terminal units dampers and valves by measurement in reverberation room 《声学 混响室空.pdf 20

NF S30-100-1999 Acoustics Determination of sound power levels of noise from air-terminal devices air-terminal units dampers and valves by measurement in reverberation room 《声学 混响室空.pdfNF S30-100-1999 Acoustics Determination of sound power levels of noise from air-terminal devices air-terminal units dampers and valves by measurement in reverberation room 《声学 混响室空.pdf

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NF S30-010-1974 Acoustics Nr curve for the assessment of noise 《声学 噪音评价曲线》.pdf 5

NF S30-010-1974 Acoustics Nr curve for the assessment of noise 《声学 噪音评价曲线》.pdfNF S30-010-1974 Acoustics Nr curve for the assessment of noise 《声学 噪音评价曲线》.pdf

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NF S30-009-1980 Acoustics Attenuation of sound in air 《声学 空气中声音的衰减》.pdf 8

NF S30-009-1980 Acoustics Attenuation of sound in air 《声学 空气中声音的衰减》.pdfNF S30-009-1980 Acoustics Attenuation of sound in air 《声学 空气中声音的衰减》.pdf

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NF S30-007-4-1999 Acoustics Reference zero for the calibration of audiometric equipment Part 4 reference levels for narrow-band masking noise 《声学 听力测定仪器的校准用基准 0 第4部分 窄频带遮蔽噪声的基准级》.pdf 11

NF S30-007-4-1999 Acoustics Reference zero for the calibration of audiometric equipment Part 4 reference levels for narrow-band masking noise 《声学 听力测定仪器的校准用基准 0 第4部分 窄频带遮蔽噪声的基准级》.pdfNF S30-007-4-1999 Acoustics Reference zero for the calibration of audiometric equipment Part 4 reference levels for narrow-band masking noise 《声学 听力测定仪器的校准用基准 0 第4部分 窄频带遮蔽噪声的基准级》.pdf

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NF S30-007-2-1996 Acoustics Reference zero for the calibration of audiometric equipment Part 2 reference equivalent threshold sound pressure levels for pure tones and insert earph.pdf 13

NF S30-007-2-1996 Acoustics Reference zero for the calibration of audiometric equipment Part 2 reference equivalent threshold sound pressure levels for pure tones and insert earph.pdfNF S30-007-2-1996 Acoustics Reference zero for the calibration of audiometric equipment Part 2 reference equivalent threshold sound pressure levels for pure tones and insert earph.pdf

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NF R13-503-2-2008 Lead-acid starter batteries - Part 2 dimensions of batteries and marking of terminals 《铅酸起动蓄电池组 第2部分 蓄电池组尺寸和端子的标记》.pdf 36

NF R13-503-2-2008 Lead-acid starter batteries - Part 2 dimensions of batteries and marking of terminals 《铅酸起动蓄电池组 第2部分 蓄电池组尺寸和端子的标记》.pdfNF R13-503-2-2008 Lead-acid starter batteries - Part 2 dimensions of batteries and marking of terminals 《铅酸起动蓄电池组 第2部分 蓄电池组尺寸和端子的标记》.pdf

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NF R13-501-1986 Road vehicles Lead accumulator starter batterie with 6 or 12 V nominal voltage Yoke mounting Dimensional characteristics 《道路车辆 额定电压6或12V起动用铅蓄电池 高部位安装 尺寸特性》.pdf 4

NF R13-501-1986 Road vehicles Lead accumulator starter batterie with 6 or 12 V nominal voltage Yoke mounting Dimensional characteristics 《道路车辆 额定电压6或12V起动用铅蓄电池 高部位安装 尺寸特性》.pdfNF R13-501-1986 Road vehicles Lead accumulator starter batterie with 6 or 12 V nominal voltage Yoke mounting Dimensional characteristics 《道路车辆 额定电压6或12V起动用铅蓄电池 高部位安装 尺寸特性》.pdf

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NF R13-483-2002 Road vehicles - Connectors for pyrotechnic devices - Connection interface between pyrotechnic device and the beam connector 《道路车辆 点火装置用连接器 点火装置和梁式连接器之间的连接界面》.pdf 23

NF R13-483-2002 Road vehicles - Connectors for pyrotechnic devices - Connection interface between pyrotechnic device and the beam connector 《道路车辆 点火装置用连接器 点火装置和梁式连接器之间的连接界面》.pdfNF R13-483-2002 Road vehicles - Connectors for pyrotechnic devices - Connection interface between pyrotechnic device and the beam connector 《道路车辆 点火装置用连接器 点火装置和梁式连接器之间的连接界面》.pdf

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NF R13-481-1999 Road vehicles Connection interface for on-board no waterproof connectors Connectors with two rows of 1 5 mm and or 2 8 mm category contact 《道路车辆 车装非防水连接器用连接接口 有1 5m.pdf 18

NF R13-481-1999 Road vehicles Connection interface for on-board no waterproof connectors Connectors with two rows of 1 5 mm and or 2 8 mm category contact 《道路车辆 车装非防水连接器用连接接口 有1 5m.pdfNF R13-481-1999 Road vehicles Connection interface for on-board no waterproof connectors Connectors with two rows of 1 5 mm and or 2 8 mm category contact 《道路车辆 车装非防水连接器用连接接口 有1 5m.pdf

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