វគ្គជំនាញកុំព្យូទ័រ
ចំណេះដឹងទូទៅ
ម្ហូបអាហារ
កំប្លែង
ទស្សន៍ទាយ
តូច
មធ្យម
ធំ
Apsis
Same as:
apse
ENGLISH MEANING
noun
1.
One of the two
points
of an
orbit
, as of a
planet
or
satellite
,
which
are at the
greatest
and
least
distance
from the
central
body
,
corresponding
to the
aphelion
and
perihelion
of a
planet
, or to the
apogee
and
perigee
of the
moon
. The
more
distant
is
called
the
higher
apsis; the
other
, the
lower
apsis; and the
line
joining
them
, the
line
of
apsides
.
2.
In a
curve
referred
to
polar
coordinates
,
any
point
for
which
the
radius
vector
is a
maximum
or
minimum
.