vascular bundle sheath造句

例句与造句

1. Vascular bundle sheath
   维管束鞘
2. 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。
3. There are 2 - 3 layers of long - column - shaped palisade tissue under the upper epidermis , and there are a great number of mechanical tissues which made up of vascular bundle sheath
   上表皮下方有2 - 3层长柱形的栅栏组织，在主脉大侧脉外方具有由大量机械组织组成的束帽或束鞘。
4. It's difficult to find vascular bundle sheath in a sentence. 用vascular bundle sheath造句挺难的