
Horological vocabulary Part 1: Technical and scientific definitions
出版:International Organization for Standardization

专家解读视频
BIS IS 12745-1:1988 (R2000) - Identical
SN ISO 6426-1:1983 - Identical
KS B ISO 6426-1:2005 - Identical
GB/T 9820.1-2013 - Identical
KS B ISO 6426-1:2013 - Identical