
Aerospace Series. Insert, Screw Thread, Helical Coil, Self-locking, In Corrosion Resisting Alloy (z10cn18-09-en 2947), Unplated (pren 2944)
出版:British Standards Institution

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Aerospace Series. Insert, Screw Thread, Helical Coil, Self-locking, In Corrosion Resisting Alloy (z10cn18-09-en 2947), Unplated (pren 2944)
出版:British Standards Institution
专家解读视频