ISO 8458-2:2002 EN 667b9d31
Steel wire for mechanical springs — Part 2: Patented cold-drawn non-alloy steel wire
现行
发布日期 :
2002-08-15
实施日期 :
ISO 11119-3:2020 EN 4a7c6813
Gas cylinders — Design, construction and testing of refillable composite gas cylinders and tubes — Part 3: Fully wrapped fibre reinforced composite gas cylinders and tubes up to 450 l with non-load-sharing metallic or non-metallic liners or without liners
现行
发布日期 :
2020-11-23
实施日期 :
IEC 61937-1:2007 EN_D 02c87ce8
Digital audio - Interface for non-linear PCM encoded audio bitstreams applying IEC 60958 - Part 1: General
REVISED
发布日期 :
2007-01-24
实施日期 :