sap flow density

常見(jiàn)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.
影響樹(shù)干液流密度日變化的主導(dǎo)因子為光合有效輻射和水汽壓虧缺，二者對(duì)主導(dǎo)因子敏感度相當(dāng)。
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.
各樹(shù)種陰雨天液流密度變化曲線均不規(guī)則且液流密度值較小，甚至出現(xiàn)多峰曲線，但峰值并不明顯。