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Tungsten-Thorium-Rhenium wires for vacuum tubes
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SJ 1587-1980 Thoriated Tungsten Rhenium Wire for Vacuum Devices SJ1587-1980 Standard Download Decompression Password: www.bzxz.net
2024-08-16 category：Electronic Industry Standard (SJ)+ View
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Method for spectral analysis of Nickel and Nickel aloy for vacuum tubes
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SJ 1543-1988 Spectral analysis method for nickel and nickel alloys for vacuum devices SJ1543-1988 standard download decompression
2024-08-16 category：Electronic Industry Standard (SJ)+ View
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Method for chemical analysis of Nickel and Nickel alloy for vacuum tubes
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SJ 1542-1987 Chemical analysis methods for nickel and nickel alloys for vacuum devices SJ1542-1987 standard download decompression
2024-08-16 category：Electronic Industry Standard (SJ)+ View
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Nickel and Nickel alloy strips for vacuum tubes
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SJ 1541-1987 Nickel and nickel alloy strips for vacuum devices SJ1541-1987 Standard download decompression password: www.bzxz.net
2024-08-16 category：Electronic Industry Standard (SJ)+ View
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Nickel and Nickel alloy bars for vacuum tubes
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SJ 1539-1987 Nickel and nickel alloy thin-walled tubes for electric vacuum devices SJ1539-1987 standard download decompression pas
2024-08-16 category：Electronic Industry Standard (SJ)+ View
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Compositions of Nickel and Nickel alloy for vacuum tubes
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SJ 1538-1987 Chemical composition of nickel and nickel alloys for vacuum devices SJ1538-1987 standard download decompression passw
2024-08-16 category：Electronic Industry Standard (SJ)+ View
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Requirements for review of draft standards by technical committees for professional standardization
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SJ 1.12-1987 Requirements for Professional Standardization Technical Committees to Review Draft Standards (Drafts for Approval) SJ
2024-08-16 category：Electronic Industry Standard (SJ)+ View
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Provision and requirements for preparation and revision of technical standards for electronic industry-Requirements for contents of submitted reports concerning draft standards
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SJ 1.11-1987 Standard Draft (Draft for Approval) Contents of the Approval Report SJ1.11-1987 Standard Download and Decompression P
2024-08-16 category：Electronic Industry Standard (SJ)+ View
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