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SIS SS IEC 315-1989 Radio equipment Methods of measurement on radio receivers for various classes of emission《无线电设备 多种发射类别的无线电接收机测量方法》.pdf 5

SIS SS IEC 315-1989 Radio equipment Methods of measurement on radio receivers for various classes of emission《无线电设备 多种发射类别的无线电接收机测量方法》.pdfSIS SS IEC 315-1989 Radio equipment Methods of measurement on radio receivers for various classes of emission《无线电设备 多种发射类别的无线电接收机测量方法》.pdf

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SIS SS IEC 305-1982 Insulators String insulator units of the cap and pin type - Dimensions and characteristics《绝缘体 帽盖针形绝缘子串 尺寸和特征》.pdf 2

SIS SS IEC 305-1982 Insulators String insulator units of the cap and pin type - Dimensions and characteristics《绝缘体 帽盖针形绝缘子串 尺寸和特征》.pdfSIS SS IEC 305-1982 Insulators String insulator units of the cap and pin type - Dimensions and characteristics《绝缘体 帽盖针形绝缘子串 尺寸和特征》.pdf

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SIS SS IEC 304-1988 Telecommunication cables - Colours for insulation《电信电缆 绝缘颜色》.pdf 3

SIS SS IEC 304-1988 Telecommunication cables - Colours for insulation《电信电缆 绝缘颜色》.pdfSIS SS IEC 304-1988 Telecommunication cables - Colours for insulation《电信电缆 绝缘颜色》.pdf

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SIS SS IEC 304-1982 Cables for telecommunication - Colours for insulation《电信电缆 绝缘颜色》.pdf 3

SIS SS IEC 304-1982 Cables for telecommunication - Colours for insulation《电信电缆 绝缘颜色》.pdfSIS SS IEC 304-1982 Cables for telecommunication - Colours for insulation《电信电缆 绝缘颜色》.pdf

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SIS SS IEC 303-1985 Acoustics - IEC provisional reference coupler for the calibration of earphone used in audiometry《音响效果 听力测试中耳机校准用IEC临时参考耦合器》.pdf 1

SIS SS IEC 303-1985 Acoustics - IEC provisional reference coupler for the calibration of earphone used in audiometry《音响效果 听力测试中耳机校准用IEC临时参考耦合器》.pdfSIS SS IEC 303-1985 Acoustics - IEC provisional reference coupler for the calibration of earphone used in audiometry《音响效果 听力测试中耳机校准用IEC临时参考耦合器》.pdf

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SIS SS CECC 00011-1983 Basic specification Calibration requirements for the CECC system《基本规格 CECC系统校准要求》.pdf 1

SIS SS CECC 00011-1983 Basic specification Calibration requirements for the CECC system《基本规格 CECC系统校准要求》.pdfSIS SS CECC 00011-1983 Basic specification Calibration requirements for the CECC system《基本规格 CECC系统校准要求》.pdf

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SIS SS CECC 00010-1981 Basic specification Printed boards Test methods《基本规范 印制电路板 试验方法》.pdf 1

SIS SS CECC 00010-1981 Basic specification Printed boards Test methods《基本规范 印制电路板 试验方法》.pdfSIS SS CECC 00010-1981 Basic specification Printed boards Test methods《基本规范 印制电路板 试验方法》.pdf

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SIS SS CECC 00009-1981 Basic specification Basic testing procedures and measuring methods for electromechanical components《基本规格 机电元件的基本测试程序和测量方法》.pdf 1

SIS SS CECC 00009-1981 Basic specification Basic testing procedures and measuring methods for electromechanical components《基本规格 机电元件的基本测试程序和测量方法》.pdfSIS SS CECC 00009-1981 Basic specification Basic testing procedures and measuring methods for electromechanical components《基本规格 机电元件的基本测试程序和测量方法》.pdf

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SIS SS CECC 00006-1983 Basic specification Environmental test procedures Grundspezifikation Umveltprufverfahren Specification de base Procedures d-essais climatiques et de robustes.pdf 1

SIS SS CECC 00006-1983 Basic specification Environmental test procedures Grundspezifikation Umveltprufverfahren Specification de base Procedures d-essais climatiques et de robustes.pdfSIS SS CECC 00006-1983 Basic specification Environmental test procedures Grundspezifikation Umveltprufverfahren Specification de base Procedures d-essais climatiques et de robustes.pdf

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SIS SS 999-1985 Road vehicles - 90 semi-trailer fifth wheel coupling pin for vertical forces over 180 kN《道路车辆 垂直力超过180 kN的90半挂车第五轮连接销》.pdf 4

SIS SS 999-1985 Road vehicles - 90 semi-trailer fifth wheel coupling pin for vertical forces over 180 kN《道路车辆 垂直力超过180 kN的90半挂车第五轮连接销》.pdfSIS SS 999-1985 Road vehicles - 90 semi-trailer fifth wheel coupling pin for vertical forces over 180 kN《道路车辆 垂直力超过180 kN的90半挂车第五轮连接销》.pdf

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