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to phrases
运行和维护
el.
operation
s
and maintenance
telecom.
operation/maintenance
运行[使用]和维护
comp.
operation and maintenance
运行和维护:
27 phrases
in 9 subjects
Aviation
5
Communications
2
Computer networks
1
Earth sciences
1
Electronics
9
Information technology
3
Space
3
Technology
1
Telecommunications
2
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