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xylem造句

"xylem"是什么意思  
造句与例句手机版
  • 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
  • Observation of vessel elements in secondary xylem of phyllanthus emblica
    余甘子次生木质部导管分子观察研究
  • Observe and study on vessel element of secondary xylem in clausena lansium
    黄皮次生木质部导管分子观察研究
  • Observation on the vessel elements of secondary xylem in ficus fistulosa
    水同木次生木质部导管分子观察研究
  • Observation and study of vessel elements of secondary xylem in bombax malabaricum
    次生木质部导管分子观察研究
  • Observation and study of vessel elements of secibdart xylem in aquilaria sinensis
    次生木质部导管分子观察研究
  • Observation and study on vessel elements of secondary xylem in tectona grandis
    柚木次生木质部导管分子观察研究
  • Anatomy of vessel elements in the secondary xylem of syzygium samarangense
    洋蒲桃次生木质部中导管分子的解剖学
  • Cyto - anatomical research of secondary xylems of hippohae rhamnoides shoots
    沙棘枝条次生木质部的细胞解剖学研究
  • Several controversial viewpoints in studying the cavitation of xylem vessels
    木质部导管空穴化研究中的几个热点问题
  • Observation and study on the vessel elements of secondary xylem in grevillea robusta
    银桦次生木质部导管分子观察研究
  • 更多造句:  1  2  3
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