參比壓力 的英文怎麼說

中文拼音 [shēn]
參比壓力 英文
reference pressure,
  • : 參構詞成分。
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • : 壓構詞成分。
  • : 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...
  1. Abstract : in the research of internal combustion engine, recordingin - cylinder pressure and temperature is an essential technique to study the thermal cycle of internal combustion engine. the combustion analyzer developed in this study will give both the measurements at sampling points per crank angle or sampling cycle, calculate and show the real time parameters which decide the working process of internal combustion engine, such as pressure accelerating rate, indicateed mean effective pressure, cycle - to - cycle variation, heat release rate, etc. compared with the imported congeneric products, the analyzer has many advantages such as chinese interface, low price, easy operateing, convenience in maintainance and easy upgrading

    文摘:為了測錄內燃機缸內的及溫度,開發了一種內燃機燃燒分析儀.該分析儀由國產高速數據採集卡及自行開發的控制軟體組成.它不僅能精確設置每度曲軸轉角內采樣點的個數和採集循環數,而且在採集過程中能實時計算和表徵內燃機工作過程的升高率、平均指示、循環變動率、放熱率等數.經實際使用以及與國外產品相表明,此分析儀具有全中文界面、價格低、操作簡單、使用維護方便、功能便於擴充等優點
  2. Based on the close analysis of the influence factors of the vertical bearing capacity, circular aperture extension theory is employed to establish the computing formulas for the pile vertical stress and the foundation vertical bearing capacity, respectively. moreover, with analyzing the features of the calculation parameters such as materials of gunite mortar, jet pressure, diameter of the jet pipe, pile length, pile layout, a design theory for chemical churning pile composite foundation is proposed. then, the variation of the pipe deformation with loads, the deformation coordination of pile and soil are studied

    在此基礎上深入探討了旋噴樁的樁土受特性及其復合地基的加固機理,從影響旋噴樁復合地基豎向承載的因素入手,基於圓孔擴張理論給出了樁體豎向應及旋噴樁復合地基的豎向承載計算公式;通過對噴射漿液、噴射選取、噴射直徑估算、樁長及樁位設計等各種計算數的深入分析和研究,提出了一套相應的旋噴樁復合地基設計計算方法;通過計算分析,深入探討了旋噴樁復合地基變形隨荷載變化規律、樁和樁間土變形協調關系、樁土應及復合地基縮模量的確定,並提出相應的設計方法和修正數;此外,結合工程應用,對旋噴樁復合地基的施工技術及其現場質量檢測方法進行了較全面的探討。
  3. A lot of experiments have been done in the process of exploiture soft packaging li - ion battery about how to choice the rational arts and crafts. the content include : how to deal with the collector, add how much pvdf in the material, how long the material need to stirring and the right viscidity, how much condubtivity agent the electrode need, what theckness is best, choice different collectors, the degree of dryness of the electrode, theckness of pressed model, how much electrolyte will be added, placement how long after added the electrolyte, system of formation how to influnce the battery, in formation the battery need or not need preesure from outside, how to vacuumize and the optimize matching positive pole and negative pole. with these practice make sure the parameter of the positive pole should less than 90 m ; according to different vacuumize order the conduc - tivity agent in anode will be 5mass % and 9mass %, respectively, and in cathode the data is 2mass % ; every 100mah added to 0. 4 ml electrolyte ; before formation the battery should be placement 8 hours and the system of formation must be less than 0. 01c before the voltage reach to 3. 0v ; should press in outside when battery in formation ; to these batteries which capacity more than 350mah the vacuum time not excess 15s ; the optimize matching positive pole and negative pole between 2. 10 : 1 and 2. 15 : 1. finally make out the battery which cycling performance and security are all very well

    液態軟包裝鋰離子電池的研究主要是對關鍵工藝進行了優化設計,具體包括:集流體的處理、 pvdf的加入量、漿料攪拌時間和粘度、導電劑的加入量、電極膜的厚度、不同集流體的選擇、電極膜的乾燥程度、型的厚度、電解液的加入量、注入電解液后靜置時間的長短、化成制度的影響、化成時電池所具有的影響、抽真空的處理、正負極活性物質的匹配。最後確定出液態軟包裝鋰離子電池最佳工藝數:正極膜的厚度小於90 m ;根據化成時不同抽真空順序,確定正極膜中的導電劑的加入量分別為5mass %和9mass % ;負極膜中導電劑的加入量為2mass % ;電解液的加入量為每100mah添加0 . 4ml ;化成前電池的靜置時間應當大於8h ;電池在3 . 0v之前採用小於0 . 01c的化成制度;在化成過程中應當施加一定的外部;對於350mah的電池抽真空的延時不應大於15s ;而正負極活性物質的質量應當在2 . 1 : 1 2 . 15 : 1之間。
  4. Based on this model, the effects of geometric and structural parameters, such as injection pressure, rear pressure, length - diameter ratio, inlet round angle - radius ratio and non - axis symmetry of nozzle, on the distribution of the cavitation inside the nozzle are analyzed

    基於這一模型進一步分析了噴射、背和噴孔長徑、噴孔入口圓角、非軸對稱噴孔等幾何結構數對噴孔內空穴分佈的影響。
  5. The results indicated that, the fabrication process of ultra - fine grain material is mainly determined by the stress, rotate speed and the flux of cooling water. the grain refining and the hardening effect are mostly affected by the rotate speed and the flux of cooling water. compared with commercial ly12, the invalidate strength and the prolongation rate of the ultra - fine grain material are properly improved in the measurement of compression property ; and the abrupt change of the dilatability of the ultra - fine grain material at 500c is found ; also the phenomena of which the grain size of these microstructures is stable when annealed under 300c is observed

    研究表明,採用本文提出的摩擦扭強變形區轉移法可以得到棒狀的超細晶材料,軸向、扭轉速度和溫度是採用該方法制備超細晶材料的主控數;試件的旋轉轉速和冷卻速度對變形區晶粒細化和硬化效果影響顯著;超細晶ly12的縮性能與淬火+自然時效狀態的ly12縮性能相,斷裂強度和延伸率均有一定程度的增強;超細晶ly12的熱膨脹系數在550左右發生明顯的變化。
  6. Many researches have been done with the simulation model. it was found that some structure parameters such as the diameter of the driving piston, the diameter of the buffer piston, the stiffness of the valve spring, the compress ratio of the buffer piston, and the flux area of the solenoid valve etc. have great effect on the performance of the haecvvs. for certain performance demand of the variable vale system, there is a most suitable combination for the structure parameters

    通過對電控可變氣門系統的主要結構數,如動活塞直徑、緩沖活塞直徑、氣門彈簧剛度、緩沖活塞實際、電磁閥通流面積等共軌電控柴油機可變氣門系統的研究數對電控可變氣門系統啟、閉特性的影響規律的研究發現,動活塞直徑、氣門彈簧剛度、電磁閥通流面積對電控可變氣門系統啟、閉性能起著決定性的作用,對於一定的氣門啟閉規律要求,這些結構數存在一組最佳值。
  7. Based on the analysis of thin sections by microscope, measurement of porosity and density, and geological setting, we tested the rock physical parameters of sandstone, siltstone, carbonate and other transitional sedimentary rocks by the mts system under formation conditions ( temperatures, pressures and pore fluid properties ). the rocks we tested are from tertiary ( including zhujiang formation, zhuhai formation, enping formation, hanjiang formation ) of zhujiangkou basin in southern china sea. according to the analysis results, we studied the main ultrasonic wave velocity characters of rocks, which are compressive and shear wave velocity and poisson ' s ratio under different formation conditions

    在對珠江口盆地第三系儲集巖進行顯微鏡薄片分析、孔隙度和密度分析,以及地質背景分析的基礎上,利用巖石物理數測試系統( mts )模擬地層條件(溫度、和孔隙流體狀況)測試了珠江口盆地第三系(包括珠江組、珠海組、恩平組、韓江組,以下有關討論同)砂巖、粉砂巖、碳酸鹽巖及其過渡性巖石物理性質,重點研究了不同地層條件下巖石的聲學特徵(巖石的縱橫波速度和泊松) 。
  8. In addition, the principle for increasing extrusion pressure and determining way for key parameters on each sub - zone was discussed

    通過深入分析,得出了個分區關鍵數的設計準則與確定方法,探討了提高擠的措施,最後通過與實驗結果的較驗證了其工程應用價值。
  9. This experiment studies the relation of ionic current signals and a / f ratio on different premixed pressure

    通過控制預混和空燃兩個數變化,消除了由於發動機循環變動對燃燒狀態和離子電流強度的不穩定影響。
  10. In this paper, using high - speed train aerodynamics model research system, the propagation mechanism of compression wave, which created when high - speed train entering into a tunnel was researched, at the same time the effect of velocity of the model train and the ratio of train with tunnel was analyzed, the result is helpful for future research

    利用高速列車空氣動學模型實驗系統對高速列車在進入隧道過程中瞬變的傳播規律進行研究,並分析了列車速度以及阻塞對測試結果的影響,得出的結論對以後的研究具有一定的考和借鑒。
  11. Through the simulation of the forming process, we can get the deformations, stress, strain, plastic flowing in sheets and the interface state under impact load and rolling load, the deformation of the sawtooth form and comparing to the initial state, the results above are expressed in computer animated way. and the effect of geometrical ( mainly different form, including 90 degree, isoceles triangle , 75 degree, and 1. 5 high and wide ), material and technical parameters on the bond strength are analyzed, also including the comparison of different sawtooth form. the optimum parameters are got

    對雙金屬復合板成型過程進行模擬,從而得到在沖擊載荷和軋輥作用下基板和覆板的應、應變分佈和塑性流動變形規律,復合后的齒形的變形情況與初始齒形形成對,以動畫的方式模擬成型過程,並分析了不同幾何數(主要是不同的齒型,其中包括直角齒型、等腰齒型、 75度齒型、 1 . 5高寬齒型) 、材料數、工藝數對復合強度的影響,以及不同齒型的變形對以及齒型對復合情況的影響,提出最優齒型、最優工藝數,有效地指導了實驗。
  12. Through analyzing the in - situ data such as total settlement, layered settlement and pore water pressure, the actual deformation behavior of soft foundation are mastered. after summarizing the methods of predicting settlement of soft foundation and bring forward a method to predict the post construction settlement of the surcharge preloading soft foundation. and the engineering application of the predicting foundation settlement based on “ law of massaction ” and the traditional predicting methods are compared, the results shows that the model is useable and it deserves more validation in more projects

    本文以深圳灣軟基處理工程試驗區為背景,通過對淺層沉降、分層沉降、孔隙水等資料的分析,掌握了軟基變形的實際性狀;在總結軟基路堤沉降預測方法的基礎上,探討了軟基超載預工后沉降預測的數反演法;並對地基沉降預測的「質量作用定律」模型的工程應用與傳統的預測方法進行了對,驗證這種方法是可行的,得出了一些有用的結論。
  13. The convective term is solved by ausm + ( a sequel to ausm which means " the advection upstream splitting method " ). the 7 species 8 steps model and 7 species 7 steps model of hydrogen / air is used in the hydrogen reacting flowfield, the 9 species 5 steps model of methane, the 10 species 10 steps model of ethane and the 10 species 13 steps model of kerosene are used in the hydrocarbon reacting flowfield, the results of the distributions of velocity, mach number, pressure, static temperature, total temperature, species mass fraction and the combustion efficiency are gained, and the numerical results of the pressure of hydrogen and methane are compared with those of the experiment

    計算中通量項採用ausm +通量分裂格式,氫反應流場採用氫/空氣的七組元八方程模型和七組元七方程模型,碳氫反應流場採用甲烷的九組元五方程模型、乙烯的十組元十方程模型和煤油的十組元十三方程模型,得出了超燃發動機燃燒室流場的速度、馬赫數、、靜溫、總溫和組元質量分數分佈及燃燒效率等性能數,其中氫和甲烷的計算分佈與實驗結果進行了較。
  14. The open angle, head loss and hydrodynamic pressure under the rated flow and several kinds of proportion are carefully observed in the model test, and these results are given for reference in engineering design

    階段模型試驗中詳細觀測了在額定流量下,不同重拍門的開啟角度,水頭損失及門體動水變化情況,以供工程設計應用考。
  15. It is probably no coincidence that it was dutch doctors who most heroically resisted pressure to join in the nazi medical atrocities that have given euthanasia its worst name

    當年就是荷蘭醫生英勇無地頂住了,拒絕與使安樂死聲名狼藉的納粹用人體進行醫學實驗的暴行,這恐怕不是巧合。
  16. On the basis of magnetic fluid sealing principle and micro - nano characteristics, this paper studied and designed a kind of new micro - nano magnetic fluid sealing structure that could satisfy more nicely the sealing requirements of stirring shaft of high speed pressured reaction axe with large length to diameter ratio, and by means of experiment the optimization de sign was carried out on its relevant parameters

    該文根據磁性流體密封原理和微納米特性,研究設計了一種能更好地滿足高速大長徑反應釜攪拌軸密封要求的新型微納米磁性流體密封結構,並通過實驗對其相關數進行了優化設計。
  17. By researching systematically into the enlargement ' s tremendous impacts on the sub - systems of both parties " political, governance and economic institutions, as well as into the process of institutional changes, adaptations, adjustments and convergence between them, the dissertation analyzes the institutional reforms of both parties resulting from enlargement as well as the major driving force, approaches and interactive means behind them. on the basis of that, the author constructs an experimental theory in a bid to provide some comparison criterion or system of reference for institutional interactions in the eu enlargement process

    通過系統研究兩種制度「對撞」給雙方政治權制度與經濟治理制度各個子系統造成的巨大沖擊,以及雙方相互調整、相互適應、相互趨同的制度變遷過程,本文分析了歐盟與新成員國因應東擴制度變革而實施的制度變革舉措及其背後主要的驅動量、互動手段和作用途徑,進而構築起一個實驗性的理論框架,為解釋歐盟東擴進程中的制度互動現象提供了某種照系統和照標準。
  18. The working parameters ( specific enthalpy, entropy, flux of working fluid, reynolds number, etc. ), the configuration parameters of the main components, such as steam turbine - generator group, evaporator and ehd condenser and system efficiency were calculated on the base of thermodynamics theory

    文中以熱學理論為基礎,計算了低溫余熱發電系統的運行數(焓、熵、工質流量、雷諾數、管路等)和各主要組件如汽輪機-發電機組、蒸發器和ehd冷凝器的結構數,並計算了系統的效率。
  19. 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數的選擇、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,並對有水情況下粘土等效內摩擦角_ d 、凸榫被動土e _ p等在計算中的取值提出了定性和定量的分析。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,與其它重式擋土墻形式進行較,取得了明顯的經濟效益。
  20. The measurements of discharge coefficients and pressure coefficients along the models with aspect ratios of 0. 5, 1. 0 and 2. 0 were carried out under various aerodynamic and geometric parameters ( reynolds numbers : 20000, 40000, 60000, 80000 ; suction rates : 0. 3, 0. 45 and 0. 6 ; rib angles : 45, 60, 90, 120 ; rib height - to - width ratio h / e : 1. 0 and 2. 0 ; film hole location : middle of ribs. upstream of ribs and downstream of ribs ). based on the abundant experimental data and figures, rules of discharge coefficients and pressure coefficients in dependence of geometric and aerodynamic parameters were given out

    根據實驗課題的要求,在寬高分別為1 . 0 、 2 . 0和0 . 5的內流冷卻通道里,在不同的氣動和幾何數(雷諾數re分別為20000 、 40000 、 60000 、 80000 ,出流sr為0 . 3 、 0 . 45和0 . 6 ,肋角分別為45 、 60 、 90 、 120 ,肋高h e分別為1 . 0和2 . 0 ,孔位分別為肋中間、肋下游和肋上游)的情況下,對流量系數和系數以及流場進行了實驗研究,獲得了大量的實驗數據和圖形,較為詳細地給出了流量系數和系數隨不同氣動數和幾何數而變化的規律。
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