間隙體積 的英文怎麼說

中文拼音 [jiān]
間隙體積 英文
free volume
  • : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
  • : 名詞1 (縫隙; 裂縫) crack; chink; crevice 2 (空閑) gap; interval 3 (漏洞; 機會) loophole; op...
  • : 體構詞成分。
  • : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
  • 間隙 : (空隙) interval; gap; freedom; space; [機械工程] clearance; separation; stricture; clear; inter...
  1. There are many adaptive changes in the two research subjects ( artemisia. songarica schrenk. and seriphidium. santolinum ( schrenk ) polijak. ) in morphology and anatomy, such as with the increase of the daily age, the root - shoots ratio increased ; the root became stronger ; the ratio of leaf volume and leaf area increased ; the volume of epidermic cell decreased ; the cut - icle and phellem layer on the surface of root thickened. stoma caved in leaf ; epidermal hair of leaf and stem well - developed, palisde tissue developed well, the cell gap decreased ; the spongy tissue disappeared ; leaf is kinds of isolateralthat is the typical xeromorphic structure ; crystal cell and fibric cell increased ; conducting tissue and mechanical tissue developed well ; bundle sheath appeared

    實驗研究的兩種菊科( compositae )植物(準噶爾沙蒿( artemisiasongaricaschrenk )和沙漠絹蒿( seriphidiumsantolinum ( schrenk ) poljak . ) ) ,形態解剖方面的變化表現為:隨日齡增加,根長/株高比值日益增大;根系逐漸發達;與葉面比逐漸增大;表皮細胞變小;角質層增厚;根外部出現加厚的木栓層;氣孔下陷;葉、莖部的表皮毛密布,柵欄組織日益發達;而細胞日漸變小;海綿組織逐漸消失;葉面結構常為典型旱生結構? ?等葉面;晶細胞及纖維細胞數目增多;輸導組織、機械組織日漸發達;具有維管束鞘等等。
  2. In this article, according to heat conduction theory, elastic creep theory and finite element theory, the temperature field and creep stress field in the arch dam during construction and operation are simulated and analyzed by means of three dimensional finite element relocating mesh method, and the distribution law of the temperature field and creep stress field in the arch dam during construction and operation are systematically studied, and according to the construction process of concrete arch dam, the effect of lamination placement, construction interval, elastic modulus change, thermal insulation change, surrounding temperature change, concrete creep and autogenous volume change on thermal stress in the arch dam are also considered

    論文根據熱傳導理論、彈性徐變理論及有限元理論,用三維有限元浮動網格法對拱壩施工期和運行期溫度場、徐變應力場進行了全過程模擬分析,較為系統的研究了混凝土拱壩施工期和運行期溫度場、徐變應力場的分佈規律,在分析中按照混凝土拱壩施工過程,考慮了混凝土分層澆築、施工、彈模變化、絕熱溫升過程、環境溫度的變化、混凝土徐變、自生變形等因素對壩溫度應力的影響。
  3. The explicit finite element method ( fem ) based on the varying time - step was selected to analyse the dynamic roll - pass process ; the nodes on the leading face of the steady - state elements set was extracted and projected onto a plane to give the required mesh, also called the origin mesh ; the implicit fem was selected to analyses the inter - pass transient thermal process ; a geometric part from the mesh was generated and meshed by using the quadrilateral elements, a heat transfer analysis was selected to transfer the node temperature data ; a new model was created by using hexahedral elements, mapping the node temperature and the equivalent plastic strain on the integration points

    利用基於變步長中心差分格式的顯式分方法分析瞬態軋制過程;提取穩態單元集節點形成截面網格;利用隱式分方法分析軋制道次瞬態溫度場;對型鋼斷面進行平面四邊形網格劃分並映射節點溫度數據;利用六面單元構建有限元分析模型,映射單元節點的溫度、分點的等效塑性應變,進行數值分析。
  4. The equipment adopts centrifugal sliding plow groove rotor and is the newest structure evaporator at present. it can form membrane under the condition of small flow. comparing with that of fixed space drag evaporator, its evaporation capacity can increase 40

    本設備採用離心式滑動溝槽轉子,是目前國外最新結構蒸發器,在流量很小的情況下也能形成薄膜,在簡蒸發段內壁表面附著處理液中的淤物可被活動刮板迅速移去,和固定的刮板蒸發器相比,蒸發量可提高40 69 。
  5. The grade composite, road performance and its mechanism are systemically studied. 1 ) the aggregate grade of ogfc is studied through the volume method base on the analysis of the aggregate grades. then the grade is verified and the relation between the grade and pore rate is studied statistically, the typical grades of ogfc are developed ; 2 ) the reasonable pore rate of ogfc is studied on the basis of the balance of mechanics and function performance ; 3 ) the mineral fiber is added to the ogfc mixes to increase asphalt content, thus the anti - water performance of ogfc mixes are improved ; 4 ) high viscous asphalt fit for the preparation of ogfc is prepared through composite modification by sbs and rubber powder ; 5 ) the mechanics mechanism of ogfc is studied in the paper, it shows : asphalt paste, as well as the coarse aggregate skeleton, is essential to the mechanics of ogfc

    在分析各國ogfc級配的基礎上,運用礦料法進行ogfc級配設計,用正交實驗對礦料級配進行了優化設計,運用數理統計方法分析礦料級配和孔率之的關系,並回歸出礦料關鍵篩孔通過率與ogfc骨架空結構關系的數學方程,進而提出了ogfc的合理級配;通過對不同孔率典型級配混合料的性能研究,綜合力學和功能性能,得出了ogfc的合理孔率范圍:針對高速公路面層對ogfc力學性能方面的要求,本文從瀝青膠結材料、纖維穩定劑兩方面對ogfc的性能進行改善:通過sbs和橡膠粉復合改性的方法開發出了適合ogfc的高粘度改性瀝青,摻加聚合物纖維,提高ogfc的最佳瀝青用量,進而改善了混合料的高溫性能和抗水損害性能,優化設計出能滿足高速公路路用性能,車轍動穩定度達5000次/ mm以上,動融劈裂強度比90 ,透水系數31ml / s ,並具有防滑降噪功能的開級配瀝青磨耗層( ogfc )混合料。
  6. The results indicated that ( 1 ) " longxianhuosuan " presented more regular and more densely - arranged epidermal cells in its scapes than " gailiangsuan " ; ( 2 ) " longxianhuosuan " showed a lower stomata number but a larger stomatal aperture in its scape surface than " gailiangsuan " ; its scapes had a great number of secretory cells, which had a larger size and appeared earlier ; its scapes presented a smaller number of vascular bundles with smaller diameters ( 3 ) " longxianhuosuan " had polygonal cells in its scape pith with their intercellular space occupying a small proportion while " gailiangsuan " showed elliptical cells in its scape pith with their intercellular space occupying a high proportion

    結果表明: ( 1 ) 「隴縣火蒜」比「改良蒜」蒜薹的表皮細胞形狀規則,排列緻密;角質層較薄; ( 2 ) 「隴縣火蒜」比「改良蒜」蒜薹表面的氣孔數量少,但開張度大;分泌細胞出現早、大、數量多;維管束數量少、直徑小; ( 3 ) 「隴縣火蒜」蒜薹髓細胞衛多邊形,髓細胞率小,而「改良蒜」蒜薹的髓細胞呈橢圓形,髓細胞率大。
  7. The corresponding programs in matlab language were presented for various operating mode computations. thus, the excess pore - pressure and void ratio distribution along space - time could be derived. the degree of consolidation, which could be expressed by excess pore - pressure or deformation, was derived for various operating mode and its ’ characteristics along space - time showed rules of warping soil consolidation under osmotic pressure

    應用matlab語言編制計算程序對各種工況的超孔水壓力消散、孔比隨時和空的變化進行了求解,對各種計算工況得到的以孔壓和變形表示的固結度的變化規律進行分析,說明滲壓力作用下淤填粘土的固結隨時和空的非線性分佈特性。
  8. 3d - c / sic fabricated with t300 carbon fibers weaved into 3 - dimensional and 4 - directional structure, was deposited pyrocarbon and sic matrix at 950 - 1000 with cvi method. fiber volume fraction of 3d - c / sic was 40 - 45 %, composite density was 2. 01g / cm3 and porosity was 17 %. in addition, the thickness of pyrocarbon interface was 200 nm for interaction fatigue - creep ; the interface layer of pyrocarbon for thermal shock had three thickness obtained by controlling deposition time which were 10h, 20h, 30h, respectively

    3d - c sic是用t300碳纖維編織成三維四向編織, cvi法在950 - 1000緻密,纖維分數為40 - 45 ,密度為2 . 01g cm ~ 3和孔率為17 ,用於疲勞蠕變交互作用試驗熱解碳界面層厚度約0 . 2 m ;用於熱震試驗的有三種界面層厚度分別是熱解碳沉10小時、 20小時、 30小時獲得。
  9. 2. the relationships between the nutrients exchange rates and the potential environmental controls it was observed that the exchange rates of sio3 - si were correlated with the temperature, do, ph, salinity of the seawater, the water and clay contents of the sediments and the concentrations of sio3 - si in the overlying water and pore water of the sediments

    2 、影響營養鹽在東海沉物一海水界面交換速率的主要因素sio _ 3 - si在東海沉物?海水界面交換速率與水溫度、 do濃度、 ph值、鹽度、沉物的含水率、粘土礦物含量、水中sio _ 3 - si濃度、上覆水中sio _ 3 - si濃度均存在很好的相關性。
  10. If asphalt concrete specimen is in stabilization by exert confining stress before the static triaxial test, it is then found that under the condition that time is long enough, the volume of the specimen will shorten gradually and stable around a fixed value, and the amount of compression is essentially the half of the volume of void itself. it is also found that in stabilization by exert confining stress the linear phrase will be shorten in the figure of the static triaxial test of specimen, while the initial tangent modulus will be augment. 3

    在進行靜三軸試驗以前先對瀝青混凝土試件進行圍壓穩定,發現在時足夠長的條件下,試件的會逐漸縮小,並逐漸穩定在某一定值,其壓縮量基本上為其本身孔的一半;經圍壓穩定后的試件靜三軸試驗曲線上的線性階段明顯縮短,而初始切線模量增大。
  11. Aqueous fluid volume and [ c1 ~ j were assayed in samples withdrawn by micropipettes. intraocular pressure ( top ), pressure - dependent outflow, and anterior chamber compliance were determined from pressure measurements in response to pulsed and continuous fluid infusions into the anterior chamber using micropipettes. result : in wildtype mice ( gdi genetic background, age 4 - 6 weeks ), iop was 16. 0 ? 0. 4 mmhg, aqueous fluid volume was 7. 2 ? 0. 3 ul, aqueous fluid production was 3. 6 ? 0. 2 ul / hr, aqueous fluid outflow was 0. 36 ? 0. 06 ul / hr / mmhg, and anterior chamber compliance was 0. 036 ? 0. 006 ul / mmhg ( mean ? se, 8 - 10 eyes )

    實驗方法包括:將熒光物質用電離子滲透的方法穿透角膜導入活小鼠的前房中,然後應用共聚焦顯微鏡根據熒光強度變化測量房水生成率;通過顯微注射針吸取房水檢測房水容和氯離子濃度;顯微玻璃管刺入前房測量眼內壓,並將生理鹽水分別以連續和脈沖兩種方式注入前房,測量房水的順應性和房水排出與眼內壓的相關性。
  12. This dissertation describes in detail about the operation principle of cooling system, the hardware circuit design and software design of the single chip control system. being different to the structure collation method of traditional cooling system, this system divided the whole system into two parts : cooling system for engine and cooling system for hydraulic oil system, and both of them are controlled by one singlechip

    這種電液混合驅動冷卻方式可以使風扇離開發動機而靈活布置,克服了傳統驅動方式的各種弊端,減小了風扇的徑向,提高了容效率,降低了能耗,並有效解決了發動機和液壓傳動系統的過熱問題。論文對該系統的工作原理、硬組成、軟設計作了詳細論述。
  13. The violent disorder of flooding and ebbing resulted in the release of nitrogen in tidal flat sediment and overlying water so that total nitrogen concentration raised rapid on water surface

    漲潮初和落潮末潮流對灘面的強烈擾動會導致灘面沉物及水中氮的釋放,造成上覆水中tn濃度的迅速升高。
  14. Moa is kind of necessary over - voltage protector for safety running in electrical power system, it ' s used for prevent the equipment against the damage of atmosphere and operating over - voltage without gaps is belong to the third dynasty product, it ' s recognized as the up - to - data over - voltage protector, this kind of product is made up of zinc oxide films and polymer housing for example sr, epdm, hdpe it has features of small volume, simple structure, light height, pololution - prool and non - detonation and is suitable to be usde in the densely populated city

    避雷器是電力系統安全運行不可缺少的過電壓保護產品,用以保護電器設備免遭大氧過電壓和操作過電壓的損害,而復合外套無氧化鋅避雷器是屬于避雷器第三產品,是當今各項性能最好的產品,其核心元件電阻片全部採用氧化鋅閥片,而外殼材料是採用復合有機材料,如硅橡膠( sr ) ,改性三元乙丙橡膠( epdm )高密度聚乙烯( hdpe )等,它具有小,結構簡單,重量輕,耐污強,防爆等優點,最適合人口密度城市中使用。
  15. This demonstrates that gpp molecules have intercalated into the nanoscale interlayers of graphite sheets as well as the pores ( from nanoscale to microscale ) of eg networks. the large structure - occupation of the formed eg - gpp networks results in low ? c, high b and excellent conductivity of the nanocomposites, for instance, the electrical conductivity at room temperature is up to 2. 49x10 - 3 s / cm at 3. 90 vol % eg content. 2

    證明gpp分子通過溶液插層已充分插入eg網路納米尺度的石墨片層之和從納米到微米尺度的孔之中,所形成的eg ? gpp復合網路具有大的結構佔有,因而材料具有低_ c 、高b和優異的導電性, 3 . 90vol eg含量下,室溫電導率達2 . 49 10 ~ ( - 3 ) s cm 。
  16. Regarding the lcm filling process as the newton fluid through fibrous reinforcements, the permeability of preform determines the saturating of resin in fiber, and has effects on the curing process and the quality of products. based on the darcy ' s law, the theoretical model of permeability measurement was established. and the influence of different testing methods and major process parameters such as fabric structure, fiber volume fraction, injection pressure, flow rate and resin viscosity on preform permeability were investigated in details

    文中首先根據達西定律建立了滲透率測量的理論模型,深入研究了不同的測試方法及主要工藝參數(纖維織物織構、纖維含量、充模壓力、流動速度、樹脂粘度)對滲透特性的影響規律,發現多孔介質增強材料的滲透率主要取決于纖維織物的結構形式,預成型分佈及其分數、壓實性對滲透率有較大的影響,提高充模壓力和流動速度可以縮短充模時,在一定程度上可以提高滲透率。
  17. So a new kind of microwave cavity - mode strongly coupling double gap cavity, which has higher characteristic impedance, smaller volume and fits in with lower frequency band multi - beam klystrons, is proposed

    並提出了一類新型的、具有較高特性阻抗和較小的低頻率波段多注速調管輸出腔?模強耦合雙微波諧振腔。
  18. The results indicated that on average the rank order of the concentrations of different nitrogen species in overlying water and porewater was organic nitrogen > ammonia > nitrate ; the main form of inorganic nitrogen in sediments was of ammonia, and the submerged plant cannot change this case

    結果表明:總上,上覆水和水中不同形態氮含量的順序為有機氮氨氮硝態氮;沉物中可交換態無機氮以氨氮為主,沉水植物的存在並沒有改變這一格局。
  19. Abstract : a research has been carried out theoretically and experimentally on the relationships among the unit volume fragmenting power of the diamond - circular saw and the factors such as grain sizes, concentration and working clearnce

    文摘:從理論和實踐上研究孕鑲金剛石圓鋸片的單位破碎功與金剛石的粒徑、濃度及工作等因素的關系。
  20. The tower shafts, most of which are hollow and varying in cross section, and altitudinal construction bring trouble to the form work and the stress of strand wire. and the cracks on the crossbeams will be caused by the following - deformation of the bracing structure joints, elastic deformation , uneven settlement and temperature changes. the additional stress of the base slab and the foundation is caused by the deviation of cable bent tower construction

    但大跨度橋梁混凝土索塔施工設備進場及現場管理都比較困難;塔柱多為空心變截面,且為高空作業,給模板工程及預應力張拉帶來一定困難;支撐系統連接的變形、彈性變形、不均勻沉降以及環境溫差可導致橫梁裂縫;索塔施工偏位會引起的承臺和基礎的附加應力,對加勁梁的架設影響大;懸吊結構未完系(架設時)施工階段的風致振動往往影響到施工的安全和質量;實心塔柱部分較大,易產生溫度裂縫。
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