វគ្គជំនាញកុំព្យូទ័រ
ចំណេះដឹងទូទៅ
ម្ហូបអាហារ
កំប្លែង
ទស្សន៍ទាយ
small
medium
large
Piston
ENGLISH MEANING
noun
1.
A
sliding
piece
which
either
is
moved
by, or
moves
against
,
fluid
pressure
. It
usually
consists
of a
short
cylinder
fitting
within
a
cylindrical
vessel
along
which
it
moves
,
back
and
forth
. It is
used
in
steam
engines
to
receive
motion
from the
steam
, and in
pumps
to
transmit
motion
to a
fluid
;
also
for
other
purposes
.