
Coated abrasives - Cylindrical sleeves
出版:International Organization for Standardization

专家解读视频
NEN ISO 2421:1997 - Identical
GB/T 30473-2013 - Identical
BS ISO 2421:2003 - Identical
DIN ISO 2421 (2004-07) - Identical
NF ISO 2421:2004 - Identical
UNE 16324:1981 - Identical
SS ISO 2421 Ed. 1 (2008) - Identical