English Wikipedia - The Free Encycl...
הורד מילון זה
ISO 31-1
ISO 31-1
is the part of
international standard
ISO 31
that defines names and symbols for
quantities
and
units
related to
space
and
time
. It was superseded in 2006 by
ISO 80000-3
.
See more at Wikipedia.org...
© This article uses material from
Wikipedia
®
and is licensed under the
GNU Free Documentation License
and under the
Creative Commons Attribution-ShareAlike License