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SIS SS-ISO 1863-1992 Information processing 9-track 12 7 mm wide magnetic tape for information interchange using NRZ1 at 32 ftpmm 32 cpmm《信息处理以32 ftpmm 32 cpmm速率NRZ1相位编码进行信息交换的9.pdf 1

SIS SS-ISO 1863-1992 Information processing 9-track 12 7 mm wide magnetic tape for information interchange using NRZ1 at 32 ftpmm 32 cpmm《信息处理以32 ftpmm 32 cpmm速率NRZ1相位编码进行信息交换的9.pdfSIS SS-ISO 1863-1992 Information processing 9-track 12 7 mm wide magnetic tape for information interchange using NRZ1 at 32 ftpmm 32 cpmm《信息处理以32 ftpmm 32 cpmm速率NRZ1相位编码进行信息交换的9.pdf

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SIS SS-ISO 1833-1990 Textiles Binary fibre mixtures Quantitative chemical analysis《纺织 二元纤维混合物 定量化学分析》.pdf 32

SIS SS-ISO 1833-1990 Textiles Binary fibre mixtures Quantitative chemical analysis《纺织 二元纤维混合物 定量化学分析》.pdfSIS SS-ISO 1833-1990 Textiles Binary fibre mixtures Quantitative chemical analysis《纺织 二元纤维混合物 定量化学分析》.pdf

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SIS SS-ENV 306-1990 Heat exchangers Methods of measuring the parameters necessary for establishing the performance《热交换器 建立性能必要参数的测量方法，》.pdf 94

SIS SS-ENV 306-1990 Heat exchangers Methods of measuring the parameters necessary for establishing the performance《热交换器 建立性能必要参数的测量方法，》.pdfSIS SS-ENV 306-1990 Heat exchangers Methods of measuring the parameters necessary for establishing the performance《热交换器 建立性能必要参数的测量方法，》.pdf

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SIS SS-ENV 306 E-1990 Heat exchangers Methods of measuring the parameters necessary for establishing the performance《热交换器 建立性能必要参数的测量方法，》.pdf 47

SIS SS-ENV 306 E-1990 Heat exchangers Methods of measuring the parameters necessary for establishing the performance《热交换器 建立性能必要参数的测量方法，》.pdfSIS SS-ENV 306 E-1990 Heat exchangers Methods of measuring the parameters necessary for establishing the performance《热交换器 建立性能必要参数的测量方法，》.pdf

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SIS SS-ENV 305-1990 Heat exchangers Definitions of performance of heat exchangers and the general test procedure for establishing performance of all heating exchangers《热交换器 换热器的性能.pdf 54

SIS SS-ENV 305-1990 Heat exchangers Definitions of performance of heat exchangers and the general test procedure for establishing performance of all heating exchangers《热交换器 换热器的性能.pdfSIS SS-ENV 305-1990 Heat exchangers Definitions of performance of heat exchangers and the general test procedure for establishing performance of all heating exchangers《热交换器 换热器的性能.pdf

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SIS SS-ENV 305 E-1990 Heat exchangers Definitions of perfor- mance of heat exchangers and the general test procedure for establishing performance of all heating exchangers《热交换器 换热.pdf 27

SIS SS-ENV 305 E-1990 Heat exchangers Definitions of perfor- mance of heat exchangers and the general test procedure for establishing performance of all heating exchangers《热交换器 换热.pdfSIS SS-ENV 305 E-1990 Heat exchangers Definitions of perfor- mance of heat exchangers and the general test procedure for establishing performance of all heating exchangers《热交换器 换热.pdf

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SIS SS-ENV 247-1990 Heat exchangers Terminology《热交换 术语》.pdf 43

SIS SS-ENV 247-1990 Heat exchangers Terminology《热交换 术语》.pdfSIS SS-ENV 247-1990 Heat exchangers Terminology《热交换 术语》.pdf

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SIS SS-EN 246-1990 Sanitary tapware General specifications for flow r te regulators《卫生洁具水龙头 流量调节器的一般规格》.pdf 18

SIS SS-EN 246-1990 Sanitary tapware General specifications for flow r te regulators《卫生洁具水龙头 流量调节器的一般规格》.pdfSIS SS-EN 246-1990 Sanitary tapware General specifications for flow r te regulators《卫生洁具水龙头 流量调节器的一般规格》.pdf

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8人阅读
SIS SS-EN 24 947-1991 Steel and cast iron Determination of vanadium content Potentiometric titration method《钢和铸铁 钒含量的测定 电位滴定法》.pdf 9

SIS SS-EN 24 947-1991 Steel and cast iron Determination of vanadium content Potentiometric titration method《钢和铸铁 钒含量的测定 电位滴定法》.pdfSIS SS-EN 24 947-1991 Steel and cast iron Determination of vanadium content Potentiometric titration method《钢和铸铁 钒含量的测定 电位滴定法》.pdf

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SIS SS-EN 24 946-1991 Steel and cast iron Determination of copper content 2 2- diquinolyl spectropho- tometric method《钢和铸铁 铜含量的测2，2-联喹啉光度法》.pdf 9

SIS SS-EN 24 946-1991 Steel and cast iron Determination of copper content 2 2- diquinolyl spectropho- tometric method《钢和铸铁 铜含量的测2，2-联喹啉光度法》.pdfSIS SS-EN 24 946-1991 Steel and cast iron Determination of copper content 2 2- diquinolyl spectropho- tometric method《钢和铸铁 铜含量的测2，2-联喹啉光度法》.pdf

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