secondary xylem

基本解釋

• [辳業(yè)科學]次生木質部
• [生物學]次生木質部次生木質（層）部

英漢例句

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(tǒng)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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詞組短語

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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專業(yè)釋義

辳業(yè)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(fā)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