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短语
base metal
释义
base metal
【冶金学】
贱金属,普通金属(如铜、铁、锡、铅、锌)[参较 noble metal, precious metal]
(被焊接、电镀或切割的)母体金属
(合金的)基底金属,基体金属
随便看
trapezoidal rule
trapezoidal wave
trapezoids
trap fishing
trap-gun
trap-house
trap-houses
trapising
traplike
trap line
trap lines
trap mine
trapnest
trap net
trapp
trappean
trapped
trapped-air process
trapped fuel
trapped particle
trapped particles
trapped radiation
trapped radicals
trapper
trappers
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更新时间:2025/12/15 18:03:07