粘性重力數 的英文怎麼說

中文拼音 [niánxìngzhòngshǔ]
粘性重力數 英文
viscosity-gravity number
  • : 粘動詞(粘附) glue; stick; paste; adhere to; bond
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • : 數副詞(屢次) frequently; repeatedly
  • 重力 : [力學] gravity; force of gravity; gravity force; power of gravity; pull of gravity; gravitational...
  1. Since lots of factors such as pumping blood ability of heart, heart rate, vascular resistance, flexibility of main artery and big artery, body blood capability and hemal physical state can be reflected by blood pressure, it is of great importance to be one physiological parameter for body cycle system enginery

    =血壓是反映心臟泵血功能、心率、血管阻、主動脈和大動脈的彈、全身血容量及血液等生理參要指標,是反映人體體循環系統機能的要生理參
  2. Following is the factors ideating with the surface of old concrete in different way ( including brushing surface, chiseling surface, cleaving surface ), adherence agent ( including cement slurry, cement sand slurry, cement slurry with the u expansion agent ), the freeze - thaw circulation times and air - entraining. as a result, we found that the roughness influence on the adhesion capability of the new on old concrete to a large degree. the larger rougeness is, the larger the splitting tensile strength on the adhension face is. the kind of adhesion agent is also influence on the adherence capability of new on old concrete. the circulation times of freez - thaw have a large influence on the splitting tensile strength of adherence face of new on old concrete. the analysis of tests give some advices to the practical engineering

    主要考察了老混凝土表面不同處理方式(刷毛面,鑿毛面,劈裂面) 、界面結劑類型(水泥凈漿,水泥砂漿, u型膨脹劑水泥漿) 、凍融循環次等對新老混凝土結面劈拉強度的影響,以及凍融作用下新混凝土加氣對結面劈拉強度的影響。試驗結果表明,粗糙度對新老混凝土能有要影響,隨著結面粗糙度的增大,結面劈拉強度不斷增加;界面結劑類型對新老混凝土能有一定影響,在凍融作用下, u型膨脹劑水泥漿結效果不如水泥凈漿和水泥砂漿;凍融循環對結面劈拉強度有較大影響,加氣能明顯改善新老混凝土結面的抗凍能
  3. Ultrasonic has being attracted much attention gradually in fuel atomization because of some specialities of cavitation and infection on liquid flow. in the course of atomization of pitchy oil, especially, does it show greatly its advantage, but its material atomizational mechanism need research ulteriorly. the primary content of this thesis is about adding cantilever reed to effervescent atomizer so as to combine ultrasonic and effervescent. this thesis has discussed ultrasonic some mechanism, ultrasonic dynamical procreator, effervescent and liquid mucosity infection on atomization, at the some time we make some experiments and discuss atomization rule following some machinery parameter and run parameter so as to find some rule about ultrasonic atomization and to rich the research of ultrasonic atomization mechanism. all that will be beneficial to the design about ultrasonic atomization atomizer

    超聲波由於其空化機理及對液體的流變影響等特,在燃油霧化燃燒中逐步引起人們的視,尤其在渣油等高度液體的霧化過程中逐步顯示出其優越,但其具體的霧化機理還需要做進一步的研究在氣泡霧化噴嘴基礎加入懸臂式簧片哨,將超聲波與氣泡霧化相結合是本文討論的主要內容本文從研究超聲波的一些機理入手,討論了超聲動發生器氣泡霧化以及液體度對霧化質量的影響,並通過具體的實驗,根據實驗據來討論霧化質量隨各種結構參運行參的變化規律,以便找到超聲霧化的一些規律,豐富對超聲霧化機理的研究,對超聲霧化噴嘴的設計具有一定的指導意義。
  4. The retaining wall reclining on the slight slope built on soft foundation is usually used in protecting the shore of river, the contradiction between the lack of impartiality in stress of the base and the small stress allowed by the foundation as well as the lack of stabilization of the breast wall is a hard nut to crack in the engineering. in the paper, a tenon - base is added under the base of the retaining wall, on the study of the choice of the parameters and formulas used in calculation and the research of theory used in calculation, method used to deal with the load, etc, the writer gives a way to crack the nut mentioned above paragraphs and presents a qualitative and quantitative analysis about them, such as the equivalent inner friction - angle ( d ) and the passive press of the clay ( ep ), etc. in the end of the paper, using modern optimization method, a design of the retaining wall reclining on the slight slope built on soft foundation is done, the result is economical, and accords with the fact

    軟基上的仰斜式擋土墻在水利工程河道護岸中經常遇到,仰斜式擋土墻基底偏心應較大和軟基土地基容許承載偏小的矛盾以及擋土墻抗滑穩定不足是工程中難以解決的難題。本文在對仰斜式擋土墻設計中有關計算參的選擇、公式的選用應該注意的問題進行了研究,對河道護岸軟基礎上的仰斜式擋土墻採用凸榫基礎處理的方法,就其計算理論、設計驗算中各荷載的具體處理方法進行了較為細致的研究,提出了解決軟基礎上的水工仰斜式擋土墻難以解決的難題的方法,並對有水情況下土等效內摩擦角_ d 、凸榫被動土壓e _ p等在計算中的取值提出了定和定量的分析。最後利用現代優化方法對軟基礎上的水工仰斜式擋土墻進行了結構優化設計,得出了符合實際的結果,與其它式擋土墻形式進行比較,取得了明顯的經濟效益。
  5. Regarding the rc beams subjected to concentrated load or even load and braced by bonding steel, an analysis is made on the relevant factors influencing maximum anchorage shear stress of steel sheet. the analysis is based on elastic theory and makes use of the formula for calculating anchorage shear stress of steel sheet. as indicated by the results, the maximum anchorage shear stress not only realtes to such parameters as height of cross section of rc beam and span but also relates to the thickness of adhesive layer, elastic modulus, thickness of steel sheet, and length of steel sheet. the present method will check maximum an chorage shear stress on the end of shear sheet so as to prevent rc beam from local damage. the present results will offer important reference for our country to further perfect bracing design by bonding steel method

    在彈理論的基礎上,利用鋼板錨固剪應計算公式,對在集中荷載或均布荷載作用下採用鋼加固的混凝土梁,分析鋼板錨固最大剪應的有關影響因.結果表明,最大錨固剪應不但和混凝土梁的截面高度、跨度等參有關,還和膠層厚度、彈模量、鋼板厚度及鋼板長度有關.採用文中方法可以對鋼板端部最大錨固剪應進行驗算,防止混凝土梁出現局部受拉破壞.研究結果為進一步完善我國鋼法加固設計提供要的參考資料
  6. The development of mass transfer in the system of vapor - liquid - liquid three - phase distillation from trays was introduced, the effects of the hydrodynamic conditions e. g. vapor velocity and ratio of liquid to vapor loading and physical properties of liquid phase, including surface tension, interfacial tension, viscosity or dispersion viscosity, density, relative volatility etc. and the volume ratio of oil to water on mass transfer were discussed systematically, the influence of the second liquid on mass transfer efficiency was also investigated, a gnat deal of viewpoints and suggestions having been put forward in this paper are significant important for optimizing design of distillation tower

    摘要介紹了氣液液三相精餾塔板傳質能研究的進展情況,討論了氣速、液氣比等操作條件,表面張、界面張、液體的度或分散度、密度和相對揮發度等物系質以及油水體積比等多種參對傳質效率的影響,探討了第二液相的存在對傳質的影響,文中的許多觀點獲和建議對于優化精餾塔的設計具有要的指導意義。
  7. Researching on the technology if reverse order is to study strains if pits, structural systems if basement, environmental surwey and underpinnings. on account of emphasizing developing methods if checking strength if pick - ets, modemizing machenes of excavation and studying methods of underpinning is put forward and is a way if controlling the quality of pickets in sites, which leads an active effect ; synthetic application if rankintheory, spatial and time effect theory to excavation tl aanalyze the state of soil force and strain is brought forward and the time effect should be considered in the zone of clay, the formation and development of soil plasticity are analyzed and the most dangerous zone to decide how to excavate and where to begin is found ; analyzing the cause of picket settlement during reverse order and the differential settlement and discussing hlw to solute it. duringh the temporary survey and the environmental warship, bringing rorward the theory of environmental vibration and analyzing the state of soil force and probability of losing stabilization of soil under the effect of environmental vibration ; analyzing the state offeree in underground concrete wall by the method of mathematics and pointing out the place of the maximum force and deformation. based on systematic illustrating the reverse order, problems about application and development of reverse order and suggestions also are expressed

    鑒于國內外的研究把點放在大發展工程樁的實驗室承載監測方法與設備、如何使土方開挖機械現代化及對周圍建築的臨測方法上,本文提出了現場利用聲波層析成像技術監測鋼砼樁內部質量的方法與程序,並得出了聲波層析成像技術是砼樁的動態質量檢測的有效手段,這對指導施有積極、現實意義;提出了綜合運用朗肯土壓理論、基坑空間和時間效應影響理論來分析逆作法施工過程中基坑邊坡土體應及應變的變化情況,指出土地區也應考慮時間效應,並且進一步分析了基坑邊坡土體的塑區形成和發展,找出邊坡最不利的區域,以確定地下室土體的挖掘的方式和順序,指出憑主觀臆斷與經驗來施工是不可取的;在分析、經較逆作法與大開挖順作法的地下室結構體系受情況及施工順序的不同,提出了節點處理技術;分析了逆作法施工期間樁的沉降變化原因及由此而產生的差異,並探討了解決的方法;本文還提出了環境振動對土體邊坡穩定產生影響的觀點,並分析了在環境振動影響下,土體的應狀態及土休失穩破壞概率,並且還運用彈學知識和學分析的方法定量地分析了地下混凝土墻受狀態,指出了被監測墻體的最大應、應變位置。
  8. Through the bonding tests and the theory analysis between the advanced composite glass sheets and the concrete under the general load - carrying condition, the iterative load - carrying condition, the freeze - thaw action, and the defective bonding, the calculative model has been established, and the numerical value of fibre sheet strain under different load - carrying has been confirmed. the bond strength calculative expressions for the concrete bonded with glass fibre sheet under the pull - shear and the bend load - carrying conditions have been established. the author put forward the decreasing coefficient and the calculative expressions for the influence of reinforce effect by the non - effective area and the calculative expressions for the influence of the freeze - thaw action on the carrying capacity of the concrete beams

    本文採用美國泰扶高強復合玻璃纖維布以及與之能相當、由南京玻璃纖維研究院自行研製開發的egfw430型玻璃纖維布兩種材料,通過在靜載、復荷載、凍融及有缺陷結條件下的高強玻璃纖維布與混凝土能的試驗研究與理論分析,建立了玻璃纖維布-混凝土的結計算模型,明確了不同受狀態下纖維布應變的設計取值,提出了玻璃纖維布-混凝土抗剪結強度的計算公式;確定了考慮非有效貼面積對加固效果影響的折減系;給出了凍融循環次引起承載下降的插值計算方法;並驗證了復荷載作用下玻璃纖維布與混凝土良好的能。
  9. Concretely, 1, base on the viscoelastic mechanism of polymer depend on time, single axes stretching experiments are proceeded to research viscoelastic distortion of high polymer with the dependence on non - linearity and stress. we get each material parameter by dealing with the data of experiments, and contrast several theories of one dimension creep. 2

    根據聚合物時間相依的機理,對pmma試件進行了單軸拉伸蠕變實驗,著研究了高聚物變形的非線及應水平相關;在此基礎上,對實驗據進行擬合,得到了各個材料參,並對幾種現有的一維蠕變理論進行了對比分析; 2
  10. Simultaneity, various single fiber strength tests ( sft ) and the single fiber fragmentation techniques were discussed, and the influence of fiber surface treatment on the single fiber strength and the interface load - transfer were discussed in detail. the two parameters weibull statistic theory was used to evaluate the scattering of the tensile strength test results of three types of single fibers with different surface treatments. the following conclusions can be drawn based on the analysis of the results

    同時,文中詳細討論了單纖維強度測試實驗( sft )和單纖維復合材料斷裂實驗( sfc ) ,點討論了纖維表面處理對單纖維拉伸強度和界面載荷傳遞能的影響;採用兩參weibull統計理論對經過三種不同表面處理的單纖維拉伸強度的測試結果的分散進行了評價,獲得了理想的實驗結果;分析實驗結果可得到如下結論, sft實驗與sfc實驗獲得的界面剪切強度吻合良好;經過表面處理的玻璃纖維的界面結情況較未經處理的玻璃纖維好;經過表面處理的玻璃纖維的界面結強度和單纖維拉伸強度均高於未經表面處理的玻璃纖維。
  11. In this article, idealized elastic plastic model and three - dimension finite elements programs have applied to analyzing and researching the stress and displacement distribution of 4 high - steep slopes excavated on the wan - liang expressway, and the relationship has been gained between the stress existing in excavated rock slopes and stability coefficient with depth change through the self - made fortrain program ' s application to the computation of slopes " stability coefficient ; at the same time, through the analysis of the slopes " stability coefficient, such conclusion has been gotten that cohesion in the slipping zone has important effect on slopes " stability and some proposals have been presented to improve the anti - shearing ability of the slipping body through enhancement of the cohesion in the slipping body

    本文採用概化均質的理想彈塑模型,利用三維有限元程序分析了萬梁高速公路4個高陡邊坡開挖各階段的應及應變分佈,並且編寫了fortran程序用於邊坡穩定系的計算,得出邊坡巖體應及穩定系隨著開挖深度的變化關系。並對邊坡穩定系的敏感進行了分析,得出滑帶內聚的變化對邊坡穩定至關要,提出了改善滑帶巖土結狀態提高抗剪能的工程措施。
  12. 2. the concept design is the key phase of the first stage of system optimization. the paper emphatically discusses with emphasis several issues difficulty to answer, such as the determination of the soil parameters, the soil pressure and the safety factor and the reliability of retaining structure, summaries and analyses the main geotechnical problems during the excavation on the four familiar geologic strata of saturation soft soil on the class i terrace of the yangtze river, aged - clay, expansive soil and loess and investigates carefully the patterns of deformation and destruction of pit slope in the saturation soft soil, puts forward three basic principles of selecting schemes of retaining structure, namely : facing to the problem, facing to the characteristics of excavation and environment

    ( 2 )概念設計是深基坑工程第一步優化? ?系統(方案)優化設計中的關鍵,文中點討論了概念設計中的幾個難點問題,如土的確定、土壓的選取、深基坑工程的安全度和可靠度分析等;總結分析了飽和軟土、老、膨脹土和黃土這四類常見地層條件下的深基坑工程中的主要巖土工程問題,其中點研究了長江級階地上的飽和軟土深基坑邊坡變形和破壞模式,提出了選擇支護方案的基本原則,即:面向問題、面向基坑特點、面向周邊環境特點。
  13. Compared with the experiment data, the temperature field and the thermal stress field are discussed. the spacing, the time of sealing and the plane form of the later joint - filled slots are discussed especially, and it is found that the spacing, the time of sealing and the plane form of the later joint - filled slots are comprehensive indexes which are relevant to material, design and construction. the theory value of the spacing and the time sealing of the later joint - filled slots and some proposals on the plane form are presented on the basis of numerical calculation

    本文在綜合前輩的研究成果的基礎上,推導了場的三維有限元解,對比實際工程實驗據,對大體積混凝土結構內部的溫度場和應場進行了分項研究,點討論了后澆帶的留置間距、封閉時間和平面形狀,發現其留置間距、封閉時間和平面形狀都是綜合指標,是和材料、設計、施工有關的。
  14. From the experiments, the number and width of fracture are obviously decreased, and pasting cfrp laminates play important role in improving rc construction durability ; with anchoring, premature is prevented and the ultimate shear capacity is increased ; taking properly anchoring measure, the ultimate shear capacity of rc t - section beams of initial loads is higher than that of no initial loads ; under non - anchoring case, because the rehabilitation of rc t - section beams with cfrp laminates are destroyed suddenly, the reinforcement effect maybe decrease

    試驗結果表明,貼碳纖維布顯著減小了鋼筋混凝土t梁的裂縫量和寬度,抑制了裂縫的開展,對提高普通鋼筋混凝土構件耐久要作用;採用適當的錨固措施可以有效防止構件發生早期破壞,提高構件的極限抗剪能;對于有錨固的貼方式,有預加載的t梁抗剪極限承載明顯高於無預加載的t梁。試驗還表明,在無錨固的情況下,用碳纖維布作抗剪加固后的t梁破壞較突然,有可能使梁的加固效果出現負效應。
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