BS EN 13850:2012現行
Postal Services. Quality of Services. Measurement of the transit time of end-to-end services for single piece priority mail and first class mail
出版：British Standards Institution
專家解讀視頻
? British Standards Institution 2013
NS EN 13850:2012 - Identical
NBN EN 13850:2013 - Identical
UNI EN 13850:2013 - Identical
NBN EN 13850:2002 - Identical
ONORM EN 13850:2013 - Identical
UNE EN 13850:2013 - Identical
NF EN 13850:2013 - Identical
SN EN 13850:2013 - Identical
SS EN 13850 Ed. 2 (2012) - Identical
NEN EN 13850:2012 - Identical
