維管中柱 的英文怎麼說

中文拼音 [wéiguǎnzhōngzhù]
維管中柱 英文
fibrovascular cylinder
  • : Ⅰ動詞1 (連接) tie up; hold together; link 2 (保持; 保全) maintain; safeguard; preserve; keep ...
  • : Ⅰ名詞1 (管子) pipe; tube 2 (吹奏的樂器) wind musical instrument 3 (形狀似管的電器件) valve;...
  1. We have observed the following characteristics of anatomical structure and development : ( 1 ) the primary roots belong to archetype and the lateral roots occur in the position toward the xylem of the vascular cylinder ; ( 2 ) the root endodermis consists of thicken casparian strips, and there are from two lo four layers parenchyma cells near the pericycle ; ( 3 ) the pith and resins canals are absent in the toots ; ( 4 ) secondary structure occurs in the root hair zone, and vascular cambium is formed from the parenchyma cells between the primary xylem and primary phloem ; ( 5 ) tanning materials are abundant in pericycle cells and phelloderm cells ; ( 6 ) sclereids are found in secondary phloem, and rays are rather rich in secondary xylem

    結果表明:氣生不定根具有以下結構特徵和發育特點: ( 1 )根為二原型,側根正對著木質部發生; ( 2 )幼根內皮層細胞具凱氏帶加厚,內緊挨鞘內側具有2 ~ 4層大型薄壁細胞; ( 2 )根無髓和樹脂道; ( 4 )次生結構發生於根毛區,形成層由初生木質部和初生韌皮部之間的薄壁細胞轉化形成; ( 5 )鞘和栓內層細胞富含單寧類物質; ( 6 )次生韌皮部有石細胞,次生木質部射線發達。
  2. As a member of this superfamily, human acidic fibroblast growth factor ( afgf or fgf1 ), expressed by a variety of cells from all three germ layers, shows great potential for clinical applications for therapy of a variety of diseases, such as parkinson ' s disease, spinal cord contusion injury, neural regeneration in reimplantation of broken - off finger, brain ischemia, renal ischemia, myocardial infarction, occlusive vascularitis, retinal ischemia, gastric ulcer and nonhealing wound and so on

    人類酸性成纖細胞生長因子( afgf , fgf - 1 )是成纖細胞生長因子超家族成員。來自於三個胚層的多種細胞都可以表達afgf 。 afgf在治療帕金森綜合癥、急性脊扭曲性損傷、斷指神經功能重建、腦缺血、腎缺血、心肌梗塞、閉塞性脈炎、視網膜缺血、胃潰瘍及難愈合性傷口等多種臨床應用方面具有巨大潛力。
  3. 1. the study of comparative anatomy on the structure of seedlings of acorus tatarinowii and zantedeschia aethiopica suggested a. tatarinowii was more primitive " x " - shape mesarch haplostele, while z aethiopica atactostele ; the actinostele of root of the former was di - to octoarch, but the latter only di - to pentarch ; the pattern of endothecial wall thickening in a. tatarinowii was characteristic of five - face thickened and contained passage cell, while z. aethiopica four - faced thickened and known as casparian strip

    通過對石菖蒲和馬蹄蓮幼苗結構的比較解剖學研究,發現石菖蒲幼苗的子葉節區下部為原始的始式二原型的「工」字形的單,而馬蹄蓮為散生;石菖蒲根的為2 - 8原型星狀,馬蹄蓮為2 - 5原型星狀。石菖蒲根的內皮層細胞壁為馬蹄形五面加厚;而馬蹄蓮為凱氏帶四面加厚。
  4. Leaf gap ( lacuna ) a region of parenchyma differentiated in the stem vascular cylinder immediately above a diverging leaf trace. lateral connections insure no break in the vascular system

    葉隙:葉跡從分出的上方,初生上方出現的一些薄壁組織細胞,與莖的結構不同,它的側向連接保證了莖葉系統的連續。
  5. The arrangement of vascular tissue ( the vascular system ) in the stem is very varied, giving a number of different types of stele

    組織的排列方式多種多樣,由此產生多種類型的
  6. Roots also differ from roots in the arrangement of xylem and phloem, having a solid central strand of vascular tissue rather than a hollow cylinder of conducting tissue

    根和莖不同,它無葉綠素,沒有芽和葉,木質部和韌皮部的排列順序也不同,其內部為實心的組織,而莖的內部為空的圓形輸導組織。
  7. According to the virtual endoscopy automatic navigation, using the two - distance field - based 3d center path finding algorithm to find the path, adopting the cylindrical approximation of tubular organs to replace the center path by several approximate cylinders, while using distance transformation that is substituted by euclidean distance to calculate the approximate cylinder ' s axis and radius, the algorithm can save much time

    摘要針對虛擬內窺鏡自動漫遊技術,利用基於雙距離場的三心路徑提取演算法進行路徑提取,採用狀器官的圓狀近似,將心路徑用多個近似的圓體代替,用距離變換代替歐式距離公式計算近似圓體的軸和半徑,節省了大量的計算時間。
  8. The effect and safety of reinforced concrete column strengthened with bonded external angle steel are related with many factors, such as reinforced design, process of reinforcement, anchored structure of reinforced end, reinforcement rate of the angle steel, ductility and the stress applied on original column as well as maintenance in use

    摘要採用外包角鋼加固的鋼筋混凝土、其加固效果和安全性與諸多因素,如加固設計、加固施工工藝、加固端錨固構造、加固角鋼的增鋼率與增箍率、原所處的應力狀態、使用過程理等有關。
  9. This type of stele was present in the earliest known vascular plants, such as rhynia

    這種類型存在於象萊尼蕨這樣一些著名的原始植物
  10. Standard test method for determination of trace organic impurities in monomer grade vinyl chloride by capillary column multidimensional gas chromatography

    毛細氣相色譜法測定單體級氯乙烯微量有機雜質的標準試驗方法
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