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软骨硬鳞鱼类
释义
软骨硬鳞鱼类
Encyclopedia
理学
有颌类
释
chondrostei (fossil)
软骨硬鳞鱼类(化石)
一类以鲟形类(Acipenseriforme,包括现生鲟科和匙吻鲟科构成的鲟类或鲟超科及其化石近亲)为代表的较原始的辐鳍鱼类,有时还可包括与鲟形类亲缘关系较近的、已灭绝的比耶鱼类和龙鱼类。
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recursion theory
recursion theory on ordinals
recursive
recursive algorithm
recursive analysis
recursive arithmetic
recursive call
recursive-combinative formulation
recursive comprehension axiom
recursive computation
recursive construction
recursive convergent sequence
recursive definition
recursive degree
recursive-descent parsing
recursive digital filtering
recursive edge graph
recursive enumerable grammar
recursive equation
recursive equivalence
recursive equivalence type
recursive estimation
recursive estimation algorithm
recursive filter
recursive filtering method
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