A typical foliage leaf of a plant belonging to the dicotyledons is composed of two principal parts: blade and petiole.
双子叶植物典型的营养叶由两个主要部分组成：叶片和叶柄。
The child was shaking like a leaf while he was meeting with the principal.
这个孩子见校长时吓患上直颤抖。
The settle time is related to the Angle of harrow leaf and harrow blade and principal axis speed of drier.
物料在小干燥盘上的停留时间与耙叶和耙刃的角度以及干燥机主轴的转速有关。
The results of principal components analysis showed that color , characters of root and leaf are the decisive factors affecting radish germplasm classification according to morphological characters.
主成分分析表明，利用形态性状对萝卜分类时，首先考虑的是颜色，其次是根的性状，最后是叶的性状。
Therefore, stem diameter and leaf number could be considered as two principal selection indexs for breeding new varieties, evaluating yield and select.
因此，茎粗、叶片数可作为紫花苜蓿选种、育种、产草量估测和确定刈割适期的两个主要选择指标。
Therefore, stem diameter and leaf number could be considered as two principal selection indexs for breeding new varieties, evaluating yield and select.
因此，茎粗、叶片数可作为紫花苜蓿选种、育种、产草量估测和确定刈割适期的两个主要选择指标。
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