vascular bundle造句

1、Palisade tissue is rich in saliferous vacuoles, while vascular bundle sheath is obvious.
栅栏组织富含含盐液泡泡，维管束鞘明显。

2、The structures of vascular bundle and leaf margin were also different.
此外，两个种的维管束结构及叶缘结构等也有很大的差异。

3、The vascular bundle consists of vascular bundle sheath, xylem, phloem and big parenchymatous cells.
维管束由维管束鞘、木质部、韧皮部和大型薄壁细胞组成。