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urea-formaldehyde resins
释义
urea-formaldehyde resin
['juəriəfɔ:'mældəhaid]
【化学】脲(甲)醛树脂
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helical resonator
helical scanning
helical spline broach
helical spring
helical steel support
helical symmetry
helical thickening
helicar
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Helices
helichrysum
helichrysums
Helicinidae
helicity
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Helicocephalidaceae
helicograph
helicographs
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helicoidally
helicoid cyme
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更新时间：2026/3/15 6:05:06