SN EN 644:1999被替代
Paper - Untrimmed Sizes - Primary Range And Supplementary Range Designation And Tolerances, Expression Of Direction Of Manufacture
出版：Swiss Standards
专家解读视频
Defines a supplementary and primary range of untrimmed sizes for paper in sheets which are trimmed to ISO-A series of sizes as given in EN 20216, and determines a system of untrimmed and designation sizes.
DIN EN 644 (1999-06) - Identical
ONORM EN 644:1999 - Identical
NEN EN 644:1999 - Identical
SS EN 644 Ed. 2 (1999) - Identical
UNE EN 644:1999 - Identical
NS EN 644 Ed. 2 (1999) - Identical
UNI EN 644:2000 - Identical
NF EN 644:1999 - Identical
NBN EN 644:1999 - Identical
I.S. EN 644:1999 - Identical
BS EN 644:1999 - Identical
