DictionaryForumContacts

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National Petroleum Association
gen. 全国石油协会
oil 美国全国石油协会
national petroleum association
earth.sc. 全国石油协会
interntl.trade. 国家石油协会
 English thesaurus
National Petroleum Association
abbr., mining. N; P.A.
abbr., polym. NPA
National Petroleum Association: 13 phrases in 6 subjects
Earth sciences1
Economy2
General4
Geophysics1
Oil / petroleum4
Oil processing plants1