There is a layer of compressed cells in the secondary structure of stem.
在茎的次生结构中皮层与韧皮部之间有一层扁平形细胞；
The primary structure of stem consists of epidermis, cortex and vascular cylinder too.
茎的解剖结构也由表皮、皮层和维管柱组成。
In the eyes of the anatomical structure of stem, it would be a chief measure to suppress the differentiation of vessel lumen and pith cavity for harnessing the overrun of the species.
从茎的结构上看，治理该种应以限制其导管腔和髓腔分化为主要手段。
"If you have got a bunch of stem cells sitting in a test tube, that is a long way from being a beautifully, anatomically organised organ like a kidney, which is quite a complicated structure."
即使你试管里有一大堆干细胞，但你离拥有一个漂亮地，结构上像肾脏一样复杂的组织器官还很远。
Protection structure with blowout proof stem, low coefficient of friction bearings and so on.
阀杆采用防吹出保护结构，低摩擦系数的轴承等。
This thesis introduces the microcomputer control digital display sy - stem. It describes the structure aud the function of the hardware and Soffware of this system.
本文介绍微机控制的数字显示系统，阐述该系统硬件和软件的构成与功能。
Introducing the properties of slab gate valve, analyzing the characteristics of the stem sealing, proposing the methods of improving packing structure.
介绍了平板闸阀的性能，分析了其阀杆密封的特点，提出了改进填料结构的方法。
The vascular bundles of the primary structure in stem are ring arranged, and the node is unilacunar and 3-traced, which is from three vascular bundles or one vascular bundle.
茎的初生结构中多个维管束排列成环状，节部为单隙三迹，叶迹分别来自于3条维管束或同一条维管束。
Objective to explore the ability of grafted Schwann cells to promote restore of injured brain stem reticular structure in rats.
目的探讨雪旺氏细胞移植对电针损伤的大鼠中脑网状结构的修复作用。
Introducing a new type of structure for replaceable stem seal sleeve with containing pressure and analyzing its high performance.
介绍了一种新型的可带压更换阀杆密封的结构，分析了该结构的优良性能。
The iron response element (IRE) is a highly conserved RNA stem loop structure. It is the binding site of iron regulatory protein (IRP).
铁反应元件(IRE)具有的高度保守的RNA茎环结构，是胞质中IRE结合铁调控蛋白(irp)的位点。
Researchers at the University of Edinburgh created the organs by manipulating stem cells – early cells which are the building blocks of the body – to form the structure of a kidney.
爱丁堡大学的研究者通过培养干细胞获得具有肾脏结构的器官。干细胞是用于构建机体的早期细胞。
According to the study in biology of skin development, epidermal stem cells are very important in the skin development since the epidermal structure usually regenerated from the epidermal stem cells.
通过对皮肤发育生物学研究发现，表皮干细胞在皮肤形成过程中起重要作用，皮肤的多层表皮结构通常是由表皮干细胞再生而来。
This paper also describes the structure of the stem, stolon and scale leaves.
本文描述了主茎、匍匐茎、鳞片叶的结构。
Valve structure that is buried, extended stem structure, making it suitable for laying of underground pipes installed in places.
球阀埋地结构即，加长阀杆结构，使其适用于管线埋地铺设安装的场所。
Describe the problem of the traditional packing box in field application, and the structure and virtue of auxiliary stripping assembly of stem packing to the question.
阐述了常规阀门填料函在现场应用中存在的问题，以及针对此问题改进设计的填料辅助拆卸装置的结构、特点。
Stem cells in the human retina have been found in the ciliary body, a specialized structure that sits on either side of the iris, near the retina.
在人类视网膜中的干细胞已经在睫状体中被发现，睫状体是一种分布在虹膜两侧、视网膜附近的特殊结构。
Using ultramicrosection, cryofracture and peeling technique, the fine structure of rabbit hair was investigated in an analytical electron microscope by TEM, STEM and SEM imaging models respectively.
作者使用超薄切片，冷冻断裂和剥离技术在分析电镜中以透射（TEM）、扫描透射（STEM）和扫描（SEM）成象模式研究了兔毛纤维的微观结构。
Objective To observe the influence of autologous skeletal muscle stem cell implantation into the ischemic myocardium on myocardial structure.
目的观察自体骨骼肌干细胞移植于缺血心肌后对心肌结构变化的影响。
V type packing structure has been employed to effectively transform the pushing force of the gland flange and the medium pressure into the sealing force against the stem.
阀杆采用V型填料密封结构，V型填料能将填料压盖的压紧力及介质力有效地转化成阀杆的密封力。
The structure and composition of the cuticle of sugarcane stem were studied by means of SEM EDAX.
用SEMEDAX法研究蔗秆表皮层的超微结构及元素组成。
Objective To explore the effects of engrafted neural stem cells (NSCs) on the recovery of structure and function in the spinal cord transected rats.
目的探讨移植神经干细胞对脊髓全横断性大鼠部分结构与功能修复的影响。
To adopt lower-installed type valve stem and set up reversed sealing structure can ensure reliable sealing at the position of the stuffing.
采用下装式阀捍，设置倒密封结构，能确保填料处可靠密封。
The structure of the root, stem, rhizome and leaf of Aristolochia mollissima Hance are observed and described in the present paper.
本文观察和描述了绵毛马兜铃的根、茎、根茎及叶的解剖构造。
The secondary structure of annual stem of 6 genera (12 species) from Magnoliaceae of China is described.
利用滑走切片技术和显微镜的手段观察了木兰科一年生茎的次生结构特征。
Results and Conclusion The secondary structure of the stem of Uvaria microcarpa consisted of the periderm, cortex and vascular cylinder.
结果与结论紫玉盘的茎次生构造由周皮、皮层及维管组织组成；
The root-stem transition region and the root in the elder plant reproduce the abnormal secondary structure which is similar to the rode caused by separation of the vascular bundle.
在多年生植株根茎过渡区出现的“绳索状”异常结构则是由于其内部维管束裂分的结果。
The root-stem transition region and the root in the elder plant reproduce the abnormal secondary structure which is similar to the rode caused by separation of the vascular bundle.
在多年生植株根茎过渡区出现的“绳索状”异常结构则是由于其内部维管束裂分的结果。
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