sap flow density

基本解释

• [农业科学]树干液流密度树干液流通量

英汉例句

双语例句

• Effective photosynthetic radiation and deficient vapor pressure were the dominant environmental variables affecting the diurnal variation of sap flow density on sunny days.
  影响树干液流密度日变化的主导因子为光合有效辐射和水汽压亏缺，二者对主导因子敏感度相当。
• Sap flow density is low and anomalistic, even formed multi-peak curves which has not obvious peak value during rainy days, sap flux density during night is larger than its in sunny days.
  各树种阴雨天液流密度变化曲线均不规则且液流密度值较小，甚至出现多峰曲线，但峰值并不明显。

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专业释义

农业科学

• 树干液流密度

  Each tree sap flow density had significant seasonal change.
  各树种树干液流密度在生长季有明显的变化。

• 树干液流通量