velamen
英
美
n. 根被,帆，膜
双语例句
- Objective To study Non-PVC officinal compounding velamen and glass bottle with transfuse of compatibility.
目的研究非PVC多层共挤膜输液袋及玻璃瓶与大容量注射剂的相容性。 - The roots of many orchids and other epiphytes developed a sheath of dead cells, the velamen, which helps to absorb water from the atmosphere.
许多兰科植物的根和一些附生植物的死细胞鞘以及根被都可以帮助植物从空气中吸收水分。 - As the nematicide used in entry-exit plant roots treatment, the solution 'Root velamen nematicide'1 ∶ 2 can efficiently kill the parasitic nematodes, it is also meet the plant quarantine requirement of treatment for plant seedling and Penjing.
根康健1∶2倍液作为出入境观赏植物线虫处理剂，可以有效地杀死根组织内外的植物寄生线虫，满足苗木、盆景、花卉等的植物检疫要求。 - In some of the nodule like tissues the exo and endo cortical cells were basically lignified. The exodermis cell wall possesses the highest auto-fluorescent intensity whereas that of velamen the lowest.
有的瘤状组织内外皮层细胞基本上木质化。 - The total saponin contents were 8.80% in velamen and 2. 00% in tender buds.
结果表明：根皮中总皂甙含量力8.8%，嫩芽中总皂甙含量为2.0%。 - The contact resistance between contacts is composed of contraction resistance and velamen resistance.
电器触点间的接触电阻包括收缩电阻和薄膜电阻。 - The traditional measuring method is that passing a large current through contacts so that velamen resistance is eliminated, then contact resistance is nothing but contraction resistance.
传统的检测方法是让触点接通一个较大的电流，以消除薄膜电阻，此时触点的接触电阻即为收缩电阻。 - The velamen of spleen matured at 2 months old and parenchyma cells increased month by month.
脾脏被膜在2月龄成熟，脾脏实质细胞成分逐月增加。 - The antibacterial activity of pomegranate external tissue was higher than velamen and calyx.
石榴表果皮提取物的抑菌活性高于锥形横膜和萼筒的提取物。