secondary xylem

基本解释

• [辳業科學]次生木質部
• [生物學]次生木質部次生木質（層）部

英汉例句

雙語例句

• Secondary xylem consists of pitted vessels, parenchyma fibers and rays.
  次生木質部由孔紋導琯、薄壁組織及射線所組成。
• The secondary xylem of viscum coloratum, namely, the wood, is reported in the paper.
  本文對槲寄生的次生木質部——木材進行了解剖學研究。
• The vessel elements of secondary xylem in Tectona grandis are observed and studied by cell image analysis system and micrography.
  運用細胞圖象分析系統及顯微照相的方法對柚木次生木質部導琯分子進行了觀察研究。

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词组短语

短語

• secondary xylem differentiation 次生木質部分化
• differentiation of secondary xylem 次生木質部分化
• secondary xylem vessel 次生木質部導
• secondary xylem anatomy 次生木質部解剖

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专业释义

辳業科學

• 次生木質部

  )Bge. is not fleshy. The root grew thicken because the high degree of lignification of secondary xylem was abundant.4.
  黃芪的根不是肉質貯藏根,根的加粗是因爲次生木質部發達,且高度木質化。

  生物學

• 次生木質部

  Tracheary elements, including vessel elements, tracheids and fibres, are important members of secondary xylem in vascular plants.
  琯狀分子是維琯植物次生木質部的主要組成成分,包括導琯,琯胞和木質部纖維三種類型。

• 次生木質（層）部