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联合国叙词表
Vocabularies
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Sidebar listing: list and traverse vocabulary contents by a criterion
Alphabetical
Hierarchy
Groups
Preferred term
尿素
Broader concept
化学工业和制药
有机化学品
Related concepts
饲料
In other languages
Arabic
اليوريا
English
UREAS
French
UREES
Russian
Мочевина
Spanish
UREAS
URI
http://metadata.un.org/thesaurus/1006831
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