您要查找的是不是：
- closed tube vascular system 闭合管道式血管系统
- These three components combine to form a closed tube system. 这三个元件组合成了一个封闭管系统。。
- open tube vascular system 开放管道式血管系统
- Midrib included one closed vascular system and one additional vascular strand. 主脉中维管组织环状，封闭，具有一个副维管束；
- The sieve element of the primary vascular system of the seedling of Nelumbo nucifera was sieve tube element. 莲幼苗初生维管系统中的筛分子为筛管分子。
- Studies on Vascular System Anatomy of the Flower of Commelina communis L. 鸭跖草花部维管束系统解剖学研究。
- Studies on vascular system anatomy of the flower of Musa coccinea Andr. 红蕉花部维管束系统的解剖学研究。
- While Dr.Meltzer has been working, his assistant has scraped it thin and has sewn it into a closed tube, using a large syringe cover as a support. 图中一位助理拉住已经被剥离的阴茎表皮，预备外翻，以作为阴道的内衬。
- In some cases, secondary damage in the vascular system or opposite kidney may account for this. 有些病例，可能是由于脉管系统或对侧肾脏有继发性损害之故。
- Meltzer has been working, his assistant has scraped it thin and has sewn it into a closed tube, using a large syringe cover as a support. Meltzer进行手术的同时，他的助理便将这块阴囊表皮刮薄，以一支大型皮下注射器套作为支撑，将切下的阴囊表皮缝成一端封闭的管状。
- The arrangement of vascular tissue (the vascular system) in the stem is very varied, giving a number of different types of STELE. 茎中维管组织的排列方式多种多样，由此产生多种类型的中柱。
- ANATOMICAL STUDIES ON THE PRIMARY VASCULAR SYSTEM OF THE SEEDLING OF ADONIS AESTIVALIS L. 夏侧金盏花幼苗初生维管系统的解剖学研究
- Although its life as a tube station was short and uneventful, it played a vital role during World War Two and is one of London’s best-known closed tube stations. 尽管唐街的地铁站生涯可谓短暂平庸，但它却在第二次世界大战期间扮演了重要角色并因此成为伦敦最出名的被关闭的地铁站。
- Result: The extensive vascular system around the sac and has compact contact with sinus sigmoid. 内淋巴囊周围被毛细血管、微静脉、静脉和个别微动脉形成的一个细密的环状血管网所包绕。
- The vascular system changed complexly from the top of the pedicel to the base of the locule. 自花梗顶部至子房室基部，维管束系统发生复杂的变化。
- closed tube oxidation diffusion system 闭管氧化 扩散系统
- Caffeine has been shown to affect mood, stamina, the cerebral vascular system, and gastric and colonic activity. 咖啡因已经被证实了它会影响情绪、体力、脑血管系统以及胃和结肠的正常活动。
- Thallus (pl. thalli) A simple plant body showing no differentiation into root, leaf, and stem and lacking a true vascular system. 叶状体：没有向根、茎和叶方向发生分化而且不具有真正的维管系统的简单植物体。
- Using the weakly compressible fluid model and scalar wave equation,a numerical study was carried out for the gas thermal effects on laser propagating in a closed tube full-filled with air. 仿真结果与实验结果的对比表明,弱可压缩流计算模型能更精确地反映非自由边界热对流对气体密度分布的影响,进而反映流场对光束的影响。
- Tracheophyte (Tracheophyta) Any plant with a differentiated vascular system; i.e. all plants except the liverworts, mosses, and hornworts. 维管植物：任何具有分化成为维管系统的植物。即除了地钱、藓类和角苔以外的所有植物。
