
iso 31-1

iso 31-1 antarrashtriya maanak iso 31 kaa hissa haye joe "sthaan aur samay" seey sambandhit maatraon aur ikaaiyon key liye naam aur prateekon koo paribhaashit kartaa haye. ise 2006 mein iso 80000-3 dwara pratisthaapit kiya gayaa thaa.
paribhaashaaen.
isaki paribhashaon mein shamil hainh
aeye koo jodein.
iso 31-1 key ack ansh mein sthaan aur samay kii ikaaiyon koo pair, pound aur dusare key aadhar parr soochibaddh kiya gayaa haye.
anulagnak bee.
anulagnak bee antariksh aur samay kii kuchh anya gair-see ikaaiyon koo soochibaddh kartaa haye, arthaat gone, prakaash varsh, khagoliya ikai, parsek, ushnakatibandhiya varsh aur galle.

