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vascular bundle scar
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vascular bundle scar
Encyclopedia
理学
〔植物形态与结构〕
释
vascular bundle scar
维管束痕
叶痕内看到的叶柄和茎维管束断离后留下的痕迹。
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universal symbol
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universal table
universal task list
universal Teichmüller space
universal theodolite
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universal time constant
universal time, UT
universal topological space
universal transverse mercator projection
universal Turing machine
universal two-child policy
universal unfolding
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universal validity
universal variety
universal woodworking machine
universal λ-ring
universe
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