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JIS Z 8739-2001 Acoustics -- Requirements for the performance and calibration of reference sound sources used for the determination of sound power levels《声学 声功率.pdf 15

JIS Z 8739-2001 Acoustics -- Requirements for the performance and calibration of reference sound sources used for the determination of sound power levels《声学 声功率.pdfJIS Z 8739-2001 Acoustics -- Requirements for the performance and calibration of reference sound sources used for the determination of sound power levels《声学 声功率.pdf

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JIS Z 8738-1999 Acoustics -- Attenuation of sound during propagation outdoors -- Part 1 Calculation of the absorption of sound by the atmosphere《声学 声音室外传播的衰减 第1.pdf 35

JIS Z 8738-1999 Acoustics -- Attenuation of sound during propagation outdoors -- Part 1 Calculation of the absorption of sound by the atmosphere《声学 声音室外传播的衰减 第1.pdfJIS Z 8738-1999 Acoustics -- Attenuation of sound during propagation outdoors -- Part 1 Calculation of the absorption of sound by the atmosphere《声学 声音室外传播的衰减 第1.pdf

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JIS Z 8737-2-2000 Acoustics -- Noise emitted by machinery and equipment -- Measurement of emission sound pressure levels at a work station and at other specifie.pdf 30

JIS Z 8737-2-2000 Acoustics -- Noise emitted by machinery and equipment -- Measurement of emission sound pressure levels at a work station and at other specifie.pdfJIS Z 8737-2-2000 Acoustics -- Noise emitted by machinery and equipment -- Measurement of emission sound pressure levels at a work station and at other specifie.pdf

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JIS Z 8737-1-2000 Acoustics -- Noise emitted by machinery and equipment -- Measurement of emission sound pressure levels at a work station and at other specifie.pdf 29

JIS Z 8737-1-2000 Acoustics -- Noise emitted by machinery and equipment -- Measurement of emission sound pressure levels at a work station and at other specifie.pdfJIS Z 8737-1-2000 Acoustics -- Noise emitted by machinery and equipment -- Measurement of emission sound pressure levels at a work station and at other specifie.pdf

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JIS Z 2285-2003 Measuring method of coefficient of linear thermal expansion of metallic materials《金属材料线性热膨胀系数的测量方法》.pdf 29

JIS Z 2285-2003 Measuring method of coefficient of linear thermal expansion of metallic materials《金属材料线性热膨胀系数的测量方法》.pdfJIS Z 2285-2003 Measuring method of coefficient of linear thermal expansion of metallic materials《金属材料线性热膨胀系数的测量方法》.pdf

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JIS Z 2279-1992 Method of high temperature low cycle fatigue testing for metallic materials《金属材料的高温低循环疲劳试验方法》.pdf 16

JIS Z 2279-1992 Method of high temperature low cycle fatigue testing for metallic materials《金属材料的高温低循环疲劳试验方法》.pdfJIS Z 2279-1992 Method of high temperature low cycle fatigue testing for metallic materials《金属材料的高温低循环疲劳试验方法》.pdf

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JIS Z 2275-1978 Method of plane bending fatigue testing of metal plates《金属板平面弯曲疲劳试验方法》.pdf 13

JIS Z 2275-1978 Method of plane bending fatigue testing of metal plates《金属板平面弯曲疲劳试验方法》.pdfJIS Z 2275-1978 Method of plane bending fatigue testing of metal plates《金属板平面弯曲疲劳试验方法》.pdf

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JIS Z 2274-1978 Method of rotating bending fatigue testing of metals《金属材料回转弯曲疲劳试验方法》.pdf 13

JIS Z 2274-1978 Method of rotating bending fatigue testing of metals《金属材料回转弯曲疲劳试验方法》.pdfJIS Z 2274-1978 Method of rotating bending fatigue testing of metals《金属材料回转弯曲疲劳试验方法》.pdf

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JIS Z 2273-1978 General rules for fatigue testing of metals《金属材料疲劳试验方法的通则》.pdf 16

JIS Z 2273-1978 General rules for fatigue testing of metals《金属材料疲劳试验方法的通则》.pdfJIS Z 2273-1978 General rules for fatigue testing of metals《金属材料疲劳试验方法的通则》.pdf

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JIS X 4346-1999 Information technology -- Coding of multimedia and hypermedia information -- Part 6 Support for enhanced interactive applications《信息技术 多媒体和超媒体信息.pdf 127

JIS X 4346-1999 Information technology -- Coding of multimedia and hypermedia information -- Part 6 Support for enhanced interactive applications《信息技术 多媒体和超媒体信息.pdfJIS X 4346-1999 Information technology -- Coding of multimedia and hypermedia information -- Part 6 Support for enhanced interactive applications《信息技术 多媒体和超媒体信息.pdf

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