
EN 12020 ALUMINIUM AND ALUMINIUM ALLOYS - EXTRUDED PRECISION PROFILES IN ALLOYS EN AW-6060 AND EN AW-6063 - PART 2: TOLERANCES ON DIMENSIONS AND FORM
出版:British Standards Institution

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EN 12020 ALUMINIUM AND ALUMINIUM ALLOYS - EXTRUDED PRECISION PROFILES IN ALLOYS EN AW-6060 AND EN AW-6063 - PART 2: TOLERANCES ON DIMENSIONS AND FORM
出版:British Standards Institution
專家解讀視頻