| 释义 |
1 ?轴向薄壁组织 轴向薄壁组织(axial parenchyma)轴向薄壁组织(axial parenchyma)3、稀疏状(scanty paratracheal)：指少数轴向薄壁组织不完全包围于导管周围。
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Physical properties: a single scattering holes, including gum sediments, tylosis rich, catheter and ray pits between small, axial parenchyma as paratracheal type, main poly of, ribbon is also common. 物理性能：单散孔，含树胶沉积物，侵填体丰富，导管与射线间纹孔小，轴向薄壁组织为傍管型，主为聚翼状，带状也常见。 - 2
In the axial systems, the phloem consists of sieve cells, phloem parenchyma cells, albuminous cell and phloem fibers. In the radial systems, it consists of phloem rays. 轴向系统由筛胞、韧皮薄壁组织细胞、蛋白细胞和韧皮纤维组成，径向系统由韧皮射线组成。 - 3
There are different types of pit-pair between the axial tracheids. the axial tracheid and the ray parenchyma, the axial tracheid and the ray tracheid. 轴向管胞之间、轴向管胞与射线薄壁细胞之间、轴向管胞与射线管胞之间，均有不同类型的纹孔对。
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