wall tube 中文意思是什麼

wall tube 解釋
穿墻套管
  • wall : n 1 墻壁;(石、磚等的)圍墻;城墻。2 (形狀、用途)像墻壁的東西,障壁;土堤,堤防。3 (礦井、容...
  • tube : n 1 管,筒;顏料管。2 管狀地下隧道;〈口語〉(倫敦的)地下鐵道。3 【炮】炮身;【汽鍋】鍋管;【解...
  1. The wall of digestive tube was composed of mucous membrane, thin submucosa, tunica muscularis and tunica adventitia, but duodenal gland in duodenum was not found

    消化壁一般分為4層,由內向外為粘膜、粘膜下層、肌層和外膜,其中粘膜下層很薄,十二指腸粘膜下層無十二指腸腺。
  2. Because pressing of arteries and veins increased the impact to blood - vessel greatly, this is, make easy exhaustion mixes the stretch ingredient of tube wall rupture, easy development is aneurism and possible burst, at the same time of hemal wall inside film is injured easily and bring about sclerosis of arterial congee appearance and thrombosis, the hemal sclerosis that and be pressed with wide arteries and veins coexists and diastolic pressure are too low return burden of can aggravating heart and blood of influence coronal arteries and veins to offer

    這是因為脈壓大就增加了對血管的沖擊,使管壁的彈性成分輕易疲憊和斷裂,易發展為動脈瘤並有可能破裂,同時血管壁的內膜輕易損傷而導致動脈粥樣硬化及血栓形成,並且與寬脈壓並存的血管硬化及舒張壓過低還會加重心臟負擔和影響冠脈血供。
  3. ( 4 ) fluorescent investigation shows that pollen started to germinate about 20 hours later after deposited on the stigmas, only 1 or 2 pollen tubes can penetrate ovary to micropylar end on the fifth day. callose plugs evenly formed in the pollen tube, and sometimes callus deposited randomly along pollen tube wall and even the whole tube wall. ( 5 ) 16 species of insects visited c. praecox in nanjing, belonging to hymenoptera, diptera, coleoptera, thysanoptera and spiders ( arachnoidea ) ; apis cerana cerana fabricius, aldrichina grahami ( aldrich ), epistrophe balteata de gee, musca hervei villeneuve are its main efficient pollinators

    ( 5 )南京地區蠟梅的訪問昆蟲約16種,分屬膜翅目hymenoptera 、雙翅目diptera 、鞘翅目coleoptera ,纓翅目thysanoptera 、及蛛形綱arachnoidea ,主要傳粉昆蟲有4種:膜翅目蜜蜂科東方蜜蜂中華亞種apisceranaceranafabricius 、雙翅目蠅科muscidae黑邊家蠅muscaherveivillcneuve 、麗蠅科calliphoridae巨尾阿麗蠅aldrichinagrahami ( aldrich )及食蚜蠅科syrphidae黑帶食蚜蠅epistrophebalteatadegeer ;亮葉蠟梅的訪問昆蟲約18種,分屬鞘翅目coleoptera 、半翅目hemiptera 、纓翅目thysanoptera 、膜翅目hymenoptera 、雙翅目diptera 、鱗翅目lepidoptera ,另外有蛛形綱arachnoidea的蠟橄ch儷ononthuspr口ecox ( l
  4. The 30 cases observations on b ultrasound trans - abdominal wall guided iodized oil into fallopian tube

    超經腹壁引導碘化油輸卵管造影30例觀察
  5. The flux through the wall of the vortex tube is zero by its definition.

    根據渦管定義,穿過渦管管壁的渦量為零。
  6. The present paper reviews the construction and constitutes of pollen tube wall, the migration of generative cell and vegetative nucleus, as well as the movements of organelles and secretory vesicles in pollen tubes

    本文就細胞壁的結構及組成,生殖細胞和營養核的移位,細胞器以及分泌小泡的運動等方面作了較全面論述。
  7. From its undersurface a narrow infection hypha or penetration tube pushes through the cell wall or intercellular spaces and develops into a series of hyphae or a haustorium

    從下表面的較細的感染性的菌絲可以穿過細胞壁而發育為一系列菌絲。
  8. The regularities of pile - top reaction distribution, the carrying load ratio between pile and raft, the settlement and the imparity settlement of foundation in the frame - tube structure and the single wall are influenced by some factors such as the stiffness of the superstructure, the intensity of the soil under the piles, the length and radius of the piles, the distance between the piles, the thickness and the suspended width of the raft

    對豎向荷載作用下的空間筒中筒結構、樁筏基礎和地基進行了三維有限元分析。研究整體結構和單片墻結構在上部結構剛度、樁端土強度、樁長、樁徑、樁距、筏板厚度、筏板外挑寬度等影響因素變化時的樁頂反力分佈規律、樁筏荷載分擔比、樁基沉降和差異沉降規律。
  9. A sizeable proportion of the particles strike the wall during the traverse of the tube.

    有相當大部分的粒子在通過管子期間與管壁相碰撞。
  10. As ammonia built up in the water gas purification system reacts with a part of condensate on the inner wall of the heat exchanger tube passes, and the salt solution formed cools down and crystallizes in the tube passes, the resistance in the shift conversion section increases exceedingly

    摘要由於水煤氣凈化系統積累的氨與部分冷凝水在換熱器管程內壁反應形成的鹽溶液在管程內冷卻結晶,造成變換工序阻力異常增大。
  11. Under the precondition that the radiator has enough cooling efficiency and intension, it is the necessary trend that the volume is less, the weight is lighter, the tube wall and belt materials are thinner, and the cooling efficiency is higher

    在保證散熱器具有足夠散熱能力和強度的前提下,體積更小、重量更輕、管壁及帶材更簿、散熱效率更高成了散熱器發展的必然趨勢。
  12. Aimed at tube curve by sun shining, it analyzes and calculates the instance of curve when tube up and down face have difference in temperature, and discourses upon it influenced degree to cannon firing accuracy. for hot spread asymmetry caused tube curve, it explains it ' s form cause. for irregularly hot stress acting tube curve, it stressfully analyzes effect of body tube wall thickness difference

    重點分析了身管熱彎曲產生機理,針對太陽照射下的身管彎曲,分析計算了身管上下表面存在溫度差時的彎曲情況,論述了其對火炮射擊精度的影響程度;對于散熱不均引起的身管彎曲說明了其形成原因;對于不規則熱應力作用下的身管彎曲重點分析了身管壁厚差的作用。
  13. Research of non - uniform wall thickness of heavy - wall tube rolled by three - high tube mill

    三輥軋管機組厚壁管軋制壁厚不均研究
  14. Heat transfer is enhanced because the falling film in the wavy wall tube is affected by the wave crest and through of the wavy wall

    由於受到波形管上波峰和波谷的交替作用,管內降落液膜的流動狀態發生改變,使傳熱得到強化。
  15. Thin wall tube of nickel and nickel alloy

    鎳及鎳合金無縫薄壁管
  16. The wavy wall tube evaporator is a novel falling film evaporator which is improved on the vertical tube falling film evaporator, the main difference between them is using a wavy wall tube heating element to replace the vertical tube heating element

    波形管降膜蒸發器是在直管式降膜蒸發器的基礎上發展起來的一種新式降膜蒸發器,與直管式降膜蒸發器的最大不同之處在於採用波形管加熱元件替代傳統的直管加熱元件。
  17. Stainless steel seamless thin - wall tube

    不銹鋼薄壁無縫管
  18. The theoretical analysis and experimental studies of the wavy wall tube evaporator are carried out in this paper

    本文對波形管降膜蒸發器進行理論分析以及實驗研究。
  19. In this paper, thin wall tube initial yield under the pressure of hydraulic pressure, axial pressure, is discussed, the calculate formulae of initial deformation force is derived and experimental verification has been finished

    摘要本文就有限長薄壁管在內壓、軸力作用下初始屈服問題進行了研究,推導出了初始力計算公式,並進行了實驗驗證。
  20. In the laminar flow regime, a analytical mathematical model is obtained by analyzing the film flowing in the wavy wall tube. in the turbulent flow regime, mathematical model almost ca n ' t be obtained directly because the turbulent flow in wavy wall tube is very complex, the model is obtained by quoting some results which are theorized by other studiers. in the part of experimental study, the flow form in the wavy wall tube is observed by transparent quartz glass wavy wall tube apparatus, the evaporation experiments are carried out in a 3 meters steel wavy wall tube, using glucose as the medium, heat transfer is invested, the heat transfer correlations of wavy wall tube evaporator are obtained

    數學模型的建立過程中,對于液膜層流流動,直接對波形管內的降落液膜進行理論分析,得出液膜層流流動下數學模型的解析式;對于液膜湍流流動,由於湍流流動的復雜性,再加上所採用的波形管對湍流流動的影響,直接對降落液膜進行理論分析建立數學模型是極其復雜的,通過採用以前一些研究者得到的理論分析與實驗結果,並引入與波形管的形狀特徵參數有關的修正系數k ,建立液膜在湍流流動下的數學模型。
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