根的次生韧皮部则由筛胞和韧皮薄壁细胞组成。
The secondary phloem consisted of sieve cells and phloem parenchymas.
这些蛋白质积累在韧皮薄壁细胞和韧皮射线细胞的中央大液泡里。
They were accumulated in the large central vacuoles of secondary phloem parenchyma cells and secondary phloem ray cells.
筛分子（SE）与伴胞（CC）间、SE CC复合物之间、筛分子与韧皮薄壁细胞间缺少胞间连丝。
There was short of plasmodesma between SE and CC, between SE/CC complexes and between SEs and phloem parenchyma cells;
与木薄壁细胞相比，韧皮薄壁细胞贮藏大黄多糖量相对较多，大黄多糖的贮藏和积累方式为逐渐累积。
Rhubarb polysaccharide content is greater in phloem parenchyma than in xylem parenchyma. The mode of rhubarb polysaccharide production is gradual accumulation and storage.
韧皮薄壁细胞与木薄壁细胞相比，贮藏大黄多糖的含量相对较多，大黄多糖的贮藏积累方式为逐渐累积的方式。
Rhubarb polysaccharides content was greater in phloem parenchyma than in xylem parenchyma, the mode of rhubarb polysaccharide production was gradual storage and accumulation.
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。
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。
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.
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