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UN Thesaurus
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Sidebar listing: list and traverse vocabulary contents by a criterion
Alphabetical
Hierarchy
Groups
Preferred term
DRILLING RIGS
Broader concept
ELECTRONICS AND POWER INDUSTRIES
Related concepts
DRILLING
OIL WELLS
WELL DRILLING
In other languages
Arabic
الحفارات
Chinese
穿孔机
French
APPAREILS DE FORAGE
Russian
Буровые установки
Spanish
TORRES DE PERFORACION
URI
http://metadata.un.org/thesaurus/1001761
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