វគ្គជំនាញកុំព្យូទ័រ
ចំណេះដឹងទូទៅ
ម្ហូបអាហារ
កំប្លែង
ទស្សន៍ទាយ
small
medium
large
Cementation
ENGLISH MEANING
noun
1.
The
act
or
process
of
cementing
.
2.
A
process
which
consists
in
surrounding
a
solid
body
with the
powder
of
other
substances
, and
heating
the
whole
to a
degree
not
sufficient
to
cause
fusion
, the
physical
properties
of the
body
being
changed
by
chemical
combination
with
powder
;
thus
iron
becomes
steel
by cementation with
charcoal
, and
green
glass
becomes
porcelain
by cementation with
sand
.