
BS EN ISO 6789-1 - ASSEMBLY TOOLS FOR SCREWS AND NUTS - HAND TORQUE TOOLS - PART 1: REQUIREMENTS AND METHOD FOR DESIGN CONFORMANCE TESTING, QUALITY CONFORMANCE TESTING AND CALIBRATION PROCEDURE
出版:British Standards Institution

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BS EN ISO 6789-1 - ASSEMBLY TOOLS FOR SCREWS AND NUTS - HAND TORQUE TOOLS - PART 1: REQUIREMENTS AND METHOD FOR DESIGN CONFORMANCE TESTING, QUALITY CONFORMANCE TESTING AND CALIBRATION PROCEDURE
出版:British Standards Institution
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