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TS 2470-1976 Wood - Sampling Methods and General Requirements for Physical and Mechanical Tests《木材 物理和机械测试采样方法和一般要求》.pdf 9

TS 2470-1976 Wood - Sampling Methods and General Requirements for Physical and Mechanical Tests《木材 物理和机械测试采样方法和一般要求》.pdfTS 2470-1976 Wood - Sampling Methods and General Requirements for Physical and Mechanical Tests《木材 物理和机械测试采样方法和一般要求》.pdf

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TS 247-1965 DETERMINIATION OF TWIST N YARN《纱线捻度的测定》.pdf 7

TS 247-1965 DETERMINIATION OF TWIST N YARN《纱线捻度的测定》.pdfTS 247-1965 DETERMINIATION OF TWIST N YARN《纱线捻度的测定》.pdf

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TS 2197-1976 Microcopies Legibility Tests Description and Use of The ISO Micromire (ISO Micro Test Object) for Checking a Reading Apparatus《缩微照相可读性试验　缩微阅读器检验用ISO缩微测试卡使用和说明》.pdf 8

TS 2197-1976 Microcopies Legibility Tests Description and Use of The ISO Micromire (ISO Micro Test Object) for Checking a Reading Apparatus《缩微照相可读性试验　缩微阅读器检验用ISO缩微测试卡使用和说明》.pdfTS 2197-1976 Microcopies Legibility Tests Description and Use of The ISO Micromire (ISO Micro Test Object) for Checking a Reading Apparatus《缩微照相可读性试验　缩微阅读器检验用ISO缩微测试卡使用和说明》.pdf

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TS 2196-1976 ESSENTIAL CHARACTERISTICS OF 35 mm MICROFILM READING APPARATUS《35毫米微缩胶片阅读器基本特征》.pdf 6

TS 2196-1976 ESSENTIAL CHARACTERISTICS OF 35 mm MICROFILM READING APPARATUS《35毫米微缩胶片阅读器基本特征》.pdfTS 2196-1976 ESSENTIAL CHARACTERISTICS OF 35 mm MICROFILM READING APPARATUS《35毫米微缩胶片阅读器基本特征》.pdf

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TS 2195-1976 Microcopies Legibility Tests Description of the ISO Mire (ISO Test Object) and Its Use in Photographic Document Reproduction《缩微照相可读性试验、ISO真耳传声器技术(MIRE技术) 描述及其在照相文件复制中的.pdf 8

TS 2195-1976 Microcopies Legibility Tests Description of the ISO Mire (ISO Test Object) and Its Use in Photographic Document Reproduction《缩微照相可读性试验、ISO真耳传声器技术(MIRE技术) 描述及其在照相文件复制中的.pdfTS 2195-1976 Microcopies Legibility Tests Description of the ISO Mire (ISO Test Object) and Its Use in Photographic Document Reproduction《缩微照相可读性试验、ISO真耳传声器技术(MIRE技术) 描述及其在照相文件复制中的.pdf

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TS 2194-1976 Documentary Reproduction - ISO Conventional Typographical Character for Legibility Tests《文件复制 易读性试验用常用活版印刷字符（ISO试验字符）》.pdf 7

TS 2194-1976 Documentary Reproduction - ISO Conventional Typographical Character for Legibility Tests《文件复制 易读性试验用常用活版印刷字符（ISO试验字符）》.pdfTS 2194-1976 Documentary Reproduction - ISO Conventional Typographical Character for Legibility Tests《文件复制 易读性试验用常用活版印刷字符（ISO试验字符）》.pdf

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TS 2193-1977 HEAT INSULATING MATERIALS RIGID FOAMED PLASTICS AS INSULATING BUILDING MATERIALS《作为隔离建筑材料和隔热材料硬质泡沫塑料》.pdf 13

TS 2193-1977 HEAT INSULATING MATERIALS RIGID FOAMED PLASTICS AS INSULATING BUILDING MATERIALS《作为隔离建筑材料和隔热材料硬质泡沫塑料》.pdfTS 2193-1977 HEAT INSULATING MATERIALS RIGID FOAMED PLASTICS AS INSULATING BUILDING MATERIALS《作为隔离建筑材料和隔热材料硬质泡沫塑料》.pdf

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TS 1933-1975 Phosphoric Acid for Industrial Use Determination of Sulphate Content - Method by Reduction and Titrimetry《工业用磷酸 硫酸盐含量测定 还原和滴定法》.pdf 7

TS 1933-1975 Phosphoric Acid for Industrial Use Determination of Sulphate Content - Method by Reduction and Titrimetry《工业用磷酸 硫酸盐含量测定 还原和滴定法》.pdfTS 1933-1975 Phosphoric Acid for Industrial Use Determination of Sulphate Content - Method by Reduction and Titrimetry《工业用磷酸 硫酸盐含量测定 还原和滴定法》.pdf

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TS 1932-1975 UREA FOR INDUSTRIAL USE - MEASUREMENT OF THE pH OF A SOLUTION OF UREA OF CONVENTIONAL CONCENTRATION (100 g l) POTENTIOMETRIC METHOD《工业用尿素 常规浓度(100 g L)尿素溶液pH值的测定 电位滴定.pdf 5

TS 1932-1975 UREA FOR INDUSTRIAL USE - MEASUREMENT OF THE pH OF A SOLUTION OF UREA OF CONVENTIONAL CONCENTRATION (100 g l) POTENTIOMETRIC METHOD《工业用尿素 常规浓度(100 g L)尿素溶液pH值的测定 电位滴定.pdfTS 1932-1975 UREA FOR INDUSTRIAL USE - MEASUREMENT OF THE pH OF A SOLUTION OF UREA OF CONVENTIONAL CONCENTRATION (100 g l) POTENTIOMETRIC METHOD《工业用尿素 常规浓度(100 g L)尿素溶液pH值的测定 电位滴定.pdf

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TS 1931-1975 AQUEOUS HYDROFLUORIC ACID FOR INDUSTRIAL USE SAMFLING AND METHODS O TEST《工业氟氢酸　取样和试验方法》.pdf 7

TS 1931-1975 AQUEOUS HYDROFLUORIC ACID FOR INDUSTRIAL USE SAMFLING AND METHODS O TEST《工业氟氢酸　取样和试验方法》.pdfTS 1931-1975 AQUEOUS HYDROFLUORIC ACID FOR INDUSTRIAL USE SAMFLING AND METHODS O TEST《工业氟氢酸　取样和试验方法》.pdf

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