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世纪70年
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1.
But
since
the
mid-1970s
,
when
it
was
financed
by
Iran
and
built
by
the
Soviet Union
,
it
has
operated
for
fewer
than
60
days
.
但是
自
20
世纪
70
年
年代
中期
由
伊朗
资助
并
由
苏联
建造
,
它
只
运营
了
不
到
60
天
。
dàn shì
zì
èr shí shì jì qī shí nián
nián dài
zhōng qī
yóu
yī lǎng
zī zhù
bìng
yóu
sū lián
jiàn zào
,
tā
zhǐ
yùn yíng
le
bù
dào
liù shí
tiān
。
www.ecocn.org