
Wrought aluminium and aluminium alloys - Extruded rods/bars, tubes and profiles Part 4: Profiles - Tolerances on shape and dimensions
出版:International Organization for Standardization

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Wrought aluminium and aluminium alloys - Extruded rods/bars, tubes and profiles Part 4: Profiles - Tolerances on shape and dimensions
出版:International Organization for Standardization
专家解读视频