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API Specifications
oil
美国石油学会规范
API specification
chem.
API 技术规范
;
美国石油学会技术规范
oil
API 规范
API Specification
dril.
美国石油学会规范
English thesaurus
API specification
abbr.
American Petroleum Institute specification
API specifications
abbr., earth.sc.
American Petroleum Institute Specifications
API Specifications
:
2 phrases
in 1 subject
Drilling
2
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