concentric main
英
美
- 同轴电线;同心干线
相关词汇
concentricly
concentric
concentric-line resonators
concentric adjustable bearing
concentric cylinder mufflellr
concentrically-ringed guard
concentric equipotential line
concentric squirrel cage mill
concentric circles of culture
concentric muscle contraction
concentric plug-and-socket
concentric tube heat exchanger
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