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GB/T 11270.2-2021 超硬磨料制品金刚石圆锯片第2部分:烧结锯片

GB/T 11270.2-2021.Superabrasive products-Diamond circular saw blade-Part 2:Sinte...

GB/T 40157-2021.Shawutou pig.1范围GB/T 40157规定了沙乌头猪的品种来源和特性、体型外貌特征、成年体重体尺、生产性能、测定方...

GB/T 20720.4-2021.Enterprise-control system integration-Part 4: Object model att...

GB/T 40219-2021.General specification for Raman spectrometers.1范围GB/T 40219规定了拉曼...

GB/T 40214-2021.Document kinds for electrical and instrumentation projects in th...

GB/T 40332-2021.Non-destructive testing一Ultrasonic testing-Characterization and...

GB/T 12604.6-2021.Non-destructive testing-Terminology- Eddy current testing.1范围G...

GB/T 40290-2021.Cross-border electronic commerce-Specification for import commod...

GB/T 40094.4-2021.Electronic commerce data transaction-Part 4: Privacy protectio...

GB/T 40205-2021.Information and documentation- Schema for holdings in formation....

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