最終更新日：2022/12/24
The overhead line was energised at 25,000 volts and the height of the contact wire was reduced to 11 in. above the chimney, then to 5 and finally to 2 in.; at this last, short distance the flashover occurred, but all the men were perfectly safe because the current went direct to earth through the locomotive.
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元となった例文
The
overhead
line
was
energised
at
25,000
volts
and
the
height
of
the
contact
wire
was
reduced
to
11
in.
above
the
chimney,
then
to
5
and
finally
to
2
in.;
at
this
last,
short
distance
the
flashover
occurred,
but
all
the
men
were
perfectly
safe
because
the
current
went
direct
to
earth
through
the
locomotive.
