最終更新日
：2024/07/30
head of navigation
noun
(nautical)
The
farthest
point
above
the
mouth
of
a
river
that
can
be
navigated
by
ships.
This
term
can
be
somewhat
subjective
on
many
streams,
as
this
point
may
vary
greatly
with
the
size
of
the
ship
being
contemplated
for
navigation.
On
others
it
is
quite
objective,
being
caused
by
a
waterfall,
dam
or
lock.
意味（1）
(nautical)
The
farthest
point
above
the
mouth
of
a
river
that
can
be
navigated
by
ships.
This
term
can
be
somewhat
subjective
on
many
streams,
as
this
point
may
vary
greatly
with
the
size
of
the
ship
being
contemplated
for
navigation.
On
others
it
is
quite
objective,
being
caused
by
a
waterfall,
dam
or
lock.
復習用の問題
(nautical) The farthest point above the mouth of a river that can be navigated by ships. This term can be somewhat subjective on many streams, as this point may vary greatly with the size of the ship being contemplated for navigation. On others it is quite objective, being caused by a waterfall, dam or lock.
正解を見る
head of navigation
The head of navigation is the farthest point upstream that ships can travel on a river.
正解を見る
The head of navigation is the farthest point upstream that ships can travel on a river.
English Dictionary
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