鰭條計數 的英文怎麼說

中文拼音 [tiáoshǔ]
鰭條計數 英文
fin ray count
  • : 名詞[書面語] (魚類的運動器官) fin
  • : Ⅰ名詞1 (細長的樹枝) twig 2 (條子) slip; strip 3 (分項目的) item; article 4 (層次; 秩序; 條...
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • : 數副詞(屢次) frequently; repeatedly
  • 計數 : count; tally; counting計數卡 numbered card
  1. The interpretability of four kinds of ageing materials are as follows : sectioned dorsal fin spine > sectioned lapillus > scale > vertebra. sectioned dorsal fin spine is the best material in ageing of the fish less than eight years. as for the fish elder than eight years sectioned lapillus is the reliable ageing material that had more annulus readings than scale, dorsal fine spine and vertebra

    對8齡以下個體,用背磨片鑒定年齡效果最佳;對8齡以上個體,臀鱗、背磨片和脊椎骨上的年輪明顯低於微耳石磨片,微耳石磨片上的年輪最高,是高齡青海湖裸鯉可靠的年齡鑒定材料。
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