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naphthalin
释义
naphthalin
[`naf·thǝ·lǝn]
See
<<naphthalene>>
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undershoot
undershot wheel
undersize
underspin
understory
understressing
underthrow distortion
underthrust
undertow
undervoltage protection
undervoltage relay
underwater acoustics
underwater burst
step attenuator
step bearing
step block
step brazing
step-by-step operation
step-by-step switch
step-by-step system
step change
step-climb profile
step counter
step cut
step-down transformer
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更新时间:2025/4/5 10:03:43