velamen

基本解釋

The roots of many orchids and other epiphytes developed a sheath of dead cells, the velamen, which helps to absorb water from the atmosphere.
許多蘭科植物的根和一些附生植物的死細(xì)胞鞘以及根被都可以幫助植物從空氣中吸收水分。
Objective To study Non-PVC officinal compounding velamen and glass bottle with transfuse of compatibility.
目的研究非PVC多層共擠膜輸液袋及玻璃瓶與大容量注射劑的相容性。
Objective To discuss the application of small incision used in uterectomy under velamen.
目的:探討小切口筋膜內(nèi)子宮切除術(shù)在臨床中的應(yīng)用價值。
In terms of water economizing effect,mantles of velamen have better effect tha...
從節(jié)水效率講覆膜的高于覆蓋樹皮,覆蓋樹皮高于覆蓋石子。
The exodermis cell wall possesses the highest auto-fluorescent intensity whereas that of velamen the lowest.
自發(fā)熒光強度以外皮層的最高，根被的最低。