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xylem中文是什么意思

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用"xylem"造句"xylem"怎么读"xylem" in a sentence"xylem"的同义词

中文翻译手机手机版

  • n.
    【植物;植物学】木质部。 xylem ray 木射线。

例句与用法

  • The xylem of ferns and conifers contains only tracheids .
    蕨类植物和针叶树的木质部仅含有管胞。
  • Sapwood contains xylem vessels, but not as strong as heartwood .
    边材含有木质导管,但不如中心木质那样坚硬。
  • Secondary xylem consists of pitted vessels, parenchyma fibers and rays .
    次生木质部由孔纹导管、薄壁组织及射线所组成。
  • A system confined to the transport of mineral elements is known as the xylem .
    专门用来运输矿物元素的系统称为木质部。
  • The stele includes all primary tissues derived from the procambium consists of pericycle,phloem and xylem .
    中柱包括从原形成层衍生而来的全部初生组织,由中柱鞘、韧质部和木质部组成。
  • In older stems, only the most recent rings of xylem participate in the transport of materials. these make up the sapwood .
    在老茎中,仅最新的木质部环参与物质的运输。这些木质部环组成边材。
  • Effects of xylem cavitation and embolism on plants
    木质部空穴和栓塞化对植物的影响
  • Study of vessel elements of secondary xylem in aquilaria agallocha
    次生木质部导管分子研究
  • Observation of vessel elements of secondary xylem in mangifera indica
    芒果次生木质部导管分子的观察
  • Studies on the vessel elements of secondary xylem in manilkara zapota
    人心果次生木质部导管分子的观察研究
  • 更多例句:  1  2  3  4  5
用"xylem"造句  

英文解释

  • the woody part of plants: the supporting and water-conducting tissue, consisting primarily of tracheids and vessels

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