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BS EN 2943:1998
Inserts, screw thread, helical coil, self-locking. Technical specification
被代替
发布日期 :
1998-11-15
实施日期 :
BS ISO 2943:1998
Hydraulic fluid power. Filter elements. Verification of material compatibility with fluids
现行
发布日期 :
1999-02-15
实施日期 :