Next, select one shape and use the Gradient Tool (g) to click and drag at a 45 degree Angle across the leaf half shape.
其次，选择其中一个形状和使用梯度工具(克)单击并拖动在一个45度角的整个叶片形状的一半。
The best regression models (e. g. Ulmus pumila) of leaf content against air SO2 and leaf stomatic resistance could explain that the sulfur acted as pollutant entered plant mainly through stoma.
植物叶片硫含量与大气SO2和气孔阻力的回归模型说明，以污染状态进入植物体的硫，主要通过气孔进入；
It is important in the deg radation of plant cell walls in living plants ( e. g . in leaf abscission )
在生活植物体的细胞壁的降解过程中起重要的作用（如叶子脱落） 。
Of a leaf shape; round with the stem attached near the center of the lower surface rather than the margin as a nasturtium leaf e. g...
一种叶子形状；圆形，其茎依附在较低表面的中心附近而非边缘，比如旱金莲花叶等等。
Of a leaf shape; round with the stem attached near the center of the lower surface rather than the margin as a nasturtium leaf e. g...
一种叶子形状；圆形，其茎依附在较低表面的中心附近而非边缘，比如旱金莲花叶等等。
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