検索結果- 英語 - 英語
検索内容:
punchdown
noun
(telecommunications)
A
kind
of
electrical
connection
often
used
in
telephony,
having
solid
copper
wires
that
are
punched
down
into
short
open-ended
slots
which
are
a
type
of
insulation-displacement
connector.
The
slots
contain
blades
which
cut
through
the
wire's
insulation
as
it
is
punched
down,
and
hold
the
wire
in
position
while
making
electrical
contact.
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