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to phrases
必要性
bìyàoxìng
gen.
essentiality
;
requirement
manag.
necessity
必要性
:
16 phrases
in 9 subjects
Automobiles
1
China
5
Commerce
1
Earth sciences
1
Economy
3
Explosives and Explosive Ordnance Disposal
2
General
1
Labor organization
1
United Nations
1
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