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预先许可
预先许可
avia.
prior permission
|
证
证
gen.
card
;
proof
;
prove
econ.
certificates
;
letter
interntl.trade.
postal receipts
|
检査
检査
met.
audit
to phrases
预先许可
avia.
prior permission
预先许可
:
3 phrases
in 2 subjects
Aviation
2
Economy
1
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