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UNI 7771-1977 Chemical analysis of ferroalloys Determination of carbon Method by combustion in high frequency induction furnace 《铁合金化学分析 碳测定 高频率感应炉内燃烧法》.pdf 4

UNI 7771-1977 Chemical analysis of ferroalloys Determination of carbon Method by combustion in high frequency induction furnace 《铁合金化学分析 碳测定 高频率感应炉内燃烧法》.pdfUNI 7771-1977 Chemical analysis of ferroalloys Determination of carbon Method by combustion in high frequency induction furnace 《铁合金化学分析 碳测定 高频率感应炉内燃烧法》.pdf

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UNI 7770-1977 Chemical analysis of ferroalloys Determination of vanadium in ferrovanadium Electrometric method 《铁合金化学分析 钒铁中的钒测定 静电法》.pdf 2

UNI 7770-1977 Chemical analysis of ferroalloys Determination of vanadium in ferrovanadium Electrometric method 《铁合金化学分析 钒铁中的钒测定 静电法》.pdfUNI 7770-1977 Chemical analysis of ferroalloys Determination of vanadium in ferrovanadium Electrometric method 《铁合金化学分析 钒铁中的钒测定 静电法》.pdf

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UNI 7737-1977 Austenitic cast iron for castings Qualities requirements and tests 《浇铸件用奥氏体生铁 质量，规定和试验》.pdf 12

UNI 7737-1977 Austenitic cast iron for castings Qualities requirements and tests 《浇铸件用奥氏体生铁 质量，规定和试验》.pdfUNI 7737-1977 Austenitic cast iron for castings Qualities requirements and tests 《浇铸件用奥氏体生铁 质量，规定和试验》.pdf

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UNI 7735-1978 Hot forged finished steel products Seamles bushes Tolerances and machining allowances 《热锻造钢材 无焊接套管 偏差和机械加工余量》.pdf 6

UNI 7735-1978 Hot forged finished steel products Seamles bushes Tolerances and machining allowances 《热锻造钢材 无焊接套管 偏差和机械加工余量》.pdfUNI 7735-1978 Hot forged finished steel products Seamles bushes Tolerances and machining allowances 《热锻造钢材 无焊接套管 偏差和机械加工余量》.pdf

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UNI 5545-1965 Iso metric threads with triangular profile Limits of size of the medium class thrads with 6h 6g tolerance for bolts screws and nuts 《三角形ISO公制螺纹 截面uni 5542-65的中等质量螺纹尺寸.pdf 4

UNI 5545-1965 Iso metric threads with triangular profile Limits of size of the medium class thrads with 6h 6g tolerance for bolts screws and nuts 《三角形ISO公制螺纹 截面uni 5542-65的中等质量螺纹尺寸.pdfUNI 5545-1965 Iso metric threads with triangular profile Limits of size of the medium class thrads with 6h 6g tolerance for bolts screws and nuts 《三角形ISO公制螺纹 截面uni 5542-65的中等质量螺纹尺寸.pdf

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UNI 5544-1965 Iso metric threads with triangular profile Limits of size of the close class threads with 4h5h 4h tolerance for bolts screws and nuts 《三角形ISO公制螺纹 截面uni 5542-65的精密螺纹尺寸.pdf 4

UNI 5544-1965 Iso metric threads with triangular profile Limits of size of the close class threads with 4h5h 4h tolerance for bolts screws and nuts 《三角形ISO公制螺纹 截面uni 5542-65的精密螺纹尺寸.pdfUNI 5544-1965 Iso metric threads with triangular profile Limits of size of the close class threads with 4h5h 4h tolerance for bolts screws and nuts 《三角形ISO公制螺纹 截面uni 5542-65的精密螺纹尺寸.pdf

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UNI 5543-1965 Iso metric threads with triangular profile limits of size for threads with diameter from 40 up to 100 mm 《三角形ISO公制螺纹 螺纹直径为40至100mm的尺寸限度》.pdf 54

UNI 5543-1965 Iso metric threads with triangular profile limits of size for threads with diameter from 40 up to 100 mm 《三角形ISO公制螺纹 螺纹直径为40至100mm的尺寸限度》.pdfUNI 5543-1965 Iso metric threads with triangular profile limits of size for threads with diameter from 40 up to 100 mm 《三角形ISO公制螺纹 螺纹直径为40至100mm的尺寸限度》.pdf

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UNI 5542-1965 Iso metric threads with triangular profile Limits of size for threads with diameter from 1 6 to 39 mm 《三角形ISO公制螺纹 螺纹直径为1 6至39mm的尺寸限度》.pdf 50

UNI 5542-1965 Iso metric threads with triangular profile Limits of size for threads with diameter from 1 6 to 39 mm 《三角形ISO公制螺纹 螺纹直径为1 6至39mm的尺寸限度》.pdfUNI 5542-1965 Iso metric threads with triangular profile Limits of size for threads with diameter from 1 6 to 39 mm 《三角形ISO公制螺纹 螺纹直径为1 6至39mm的尺寸限度》.pdf

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UNI 5541-1965 Iso metric screw threads with triangular profile pitch 0 35 mm and more Tollerance system for clearance fits 《三角形间距大于等于0 35mm的ISO公制螺纹 动配合的偏差系统》.pdf 20

UNI 5541-1965 Iso metric screw threads with triangular profile pitch 0 35 mm and more Tollerance system for clearance fits 《三角形间距大于等于0 35mm的ISO公制螺纹 动配合的偏差系统》.pdfUNI 5541-1965 Iso metric screw threads with triangular profile pitch 0 35 mm and more Tollerance system for clearance fits 《三角形间距大于等于0 35mm的ISO公制螺纹 动配合的偏差系统》.pdf

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UNE 88-411-1987 《石棉水泥产品 加工和切割过程准则》.pdf 14

UNE 88-411-1987 《石棉水泥产品 加工和切割过程准则》.pdfUNE 88-411-1987 《石棉水泥产品 加工和切割过程准则》.pdf

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