វគ្គជំនាញកុំព្យូទ័រ
ចំណេះដឹងទូទៅ
ម្ហូបអាហារ
កំប្លែង
ទស្សន៍ទាយ
small
medium
large
Rectifier
ENGLISH MEANING
noun
1.
(CHEMISTRY)
A
rectificator
.
2.
One
who
, or
that
which
,
rectifies
.
3.
(NAUTICAL)
An
instrument
used
for
determining
and
rectifying
the
variations
of the
compass
on
board
ship
.