t t t curve 中文意思是什麼

t t t curve 解釋
等溫轉變曲線
  • t : 中世紀羅馬數字的160。
  • curve : n 1 曲線;彎曲;彎曲物。2 曲線規 (=French curve);【機械工程】曲線板;【棒球】曲線球;【統計學...
  1. They not only inherit the advantages of bezier curves and b - spline curves, also can be used to represent straight lines precisely and some remarkable transcendental curves precisely, such as circular arc, ellipse, cardioids and twisted pair line etc. especially, the uniform t - b - spline curve of three degrees is smoother than b - spline curve and c - b - spline curve of the same order

    此外由於它們還具有三角函數的優點,故既可以精確表示直線段、二次多項式曲線段又可以精確表示圓弧、橢圓弧等二次曲線以及心臟線、雙紐線等超越曲線。特別地, 3次均勻t - b樣條曲線曲面比同階均勻b樣條( c - b樣條)曲線曲面具有更高的光滑度。
  2. The existing theoretical analyses have n ' t refelcted this true mechanism of the force transfering in fixed segment of anchor bar. for the sake of studying the working course from elastic to elastoplasticity slide better, this paper put forward shear stress - displacement curve, and solve the internal force distribution along anchor bar by the basic equntion. at the same time, this paper analysize the difference of columniform fixed segment and the segmeng with anchor slab at the foot of anchor bar

    為了更好的研究錨桿在不同荷載作用下,錨桿的工作狀態從彈性到彈塑性發展的整個過程,本文進行了錨桿受力的模型實驗研究,根據實驗結果提出了剪應力與位移的彈塑性本構關系表達式,並根據錨桿受力的基本方程,求解得出了錨桿在不同工作狀態下從彈性到彈塑性滑移的全過程中錨桿的內力分佈。
  3. Fluid noise mainly comes from out put pulsation of rate of flow, the main reason of out put pulsation of rate of flow is the instant high pressure return flow that obturation cubage produced when the big round curve pressure transition. the v trough on the port plate can reduce the fluid noise. in this paper, the author based on the acting of dam a river and condensability of liquid and used matlab language as tool to calculate the v trough on the original port plate and drew out the p - t diagrammatic curve and analyzed its shortcoming and improved the design of original v trough and got that the best size of its angle was 12. 3 and its length was 5mm and the cross section was an equilateral triangle

    流體噪聲主要來源於輸出流量脈動,造成輸出流量脈動的主要原因是閉死容積在大圓弧段壓力切換時產生的瞬時高壓迴流,在配流盤上開設v型尖槽可降低因高壓迴流而引起的流體噪聲,本文以截流作用和液體的可壓縮性為理論依據,以matlab語言為工具,對原配流盤上的v型尖槽進行了理論計算,繪制出p - t圖線,分析了它的不足,並對原有v型尖槽進行了優化設計,得出了v型尖槽的最佳幾何尺寸:配流盤平面上的v型尖槽的兩邊的夾角為12 . 3 ,槽長5mm ,槽的橫截面為等邊三角形。
  4. On this foundation the article inducts in detail the method which is based on the relative settlement of calculating unit area end support ( qb ) force at the same time considering the feature of pedestal pile ' s " arch effect " the article introduces conception of pile effective length and finally obtain t he formula of calculating man - made pipe with bulb - shaped axial carrying capacity. the article uses marc program to calculate and analyze foundation soil ' s stress and displacement and gets the change curve chart and the proportion that is shared by king - pipe side soil friction resistance and pipe end counterforce respectively. the article inducts the structure of pedestal in detail on the basis of generalizing pedestal application cases of many countries

    在此基礎上論文詳細歸納了以相對沉降為依據確定單位面積端承力q _ b的計算方法,並考慮擴底樁的「拱效應」特點引入了有效樁長的概念,最後結合公路規范推出了比較實用的人工挖孔擴底樁軸向承載力計算公式。論文運用了marc程序對地基土的應力和位移進行了有限元數值計算分析,得到了地基土的應力和位移場的變化曲線和在加載過程中樁側土摩阻力和樁端反力各自所承擔的比例;本文還在總結各國挖孔擴底樁應用情況的基礎上就擴底樁的構造進行了詳細的歸納。
  5. The traditional analog frequency - sweeping instrument, which mostly uses the lc circuit as the frequency oscillator, is more expensive, too much bigger and heavy to carry. it can only display the curve of amplitude - frequency, but ca n ' t used to measure the phase - frequency, and ca n ' t used to print the curve of frequency response characteristic either. it brings many discommodity to the user

    傳統的模擬式掃頻儀大多是用lc電路構成掃頻振蕩器,它不僅價格昂貴,體積龐大,而且只能顯示幅頻特性曲線,不能得到相頻特性曲線,更不能列印被測網路的頻響曲線,給使用者帶來諸多不便。
  6. This software can not only measure the real time data of hydroelectric plant, but also carry out the auto generate electricity on the hydroelectric plan t and ordinal startup - stop of the dynamotor. the software also carrys out the functions of alarm disposal, report forms, print and load curve

    該軟體不僅實現了對水電站內各種模擬參數和數字信號的實時監測功能,還實現了對水電站的自動發電、機組順序啟停的控制,以及報警處理、報表列印、負荷曲線等功能。
  7. The instantaneous efficiency curve of hhchp is a negative slope beeline, while that of hgvt is n ' t. on condition of low temperature, commonly below 60, the average efficiency of hhchp is 48. 3 %, while that of hgvt is 42. 2 %

    蜂窩熱管平板式太陽能熱水器在低溫的情況下(一般小於60 )具有優勢,其日平均效率為48 . 3 ,而真空管式太陽能熱水器的日平均效率為42 . 2 。
  8. This article choosed out organic phase change materials, and, the solid - liquid - equilibrium of eleven binary system including fatty alcohol / fatty acid, n - octadecane / fatty acid, n - octadecane / fatty alcohol system were determined by cooling curve, and, t - x phase diagrams of these systems were drawn. the result shows that all these systems are simple eutectic, at the same time, the entropy of phase change of every system in the eutectic point is determined by using differential scanning calorimetry ( dsc ). and n - octadecane / fatty acid systems were calculated theoretically

    本文初選出部分有機相變貯能材料,採用步冷曲線法測定了12醇-羧酸系列、 18烷-羧酸系列、 18烷- 12醇體系共11組體系的二元固液相平衡關系,繪制了這11組體系的t - x相圖,測定結果表明,這幾組體系均為簡單低共熔體系;同時利用差熱掃描量熱法( dsc )對上面各組體系低共熔點處的相變焓進行了測定;並對18烷-羧酸系列進行了熱力學理論預測。
  9. The program includes the infrasonic signal data acquisition of three channels, 3 - d dynamic spectrum analysis, correlation analysis of 3 channel infrasonic signals, the calculation of wave direction, the wave speed, the spectrum analysis at any length and a real - time infrasonic gravity wave pressure - time ( p - t ) curve

    本程序支持3路次聲波傳感器信號的數據採集、動態譜分析及次聲信號的相關分析、能計算波源的方位角、波速以及任意時間段的譜分析,並實時給出次聲重力波的壓力?時間曲線(即p ? t曲線) 。
  10. According to the recorded full process fracture curve, the paper calculated and compared the fracture toughness ( kic ), the fracture energy ( gf ) and crack tip opening displacement ( ctod ) of the different strength grade boulder concrete and crushed stone concrete, it is found that the maximal load ( fmax ) and the fracture toughness ( kic ) of boulder concrete and crushed stone concrete increase when the strength of them increases, so does the fracture energy of boulder concrete, but the fracture energy of crushed stone concrete does n ' t obviously increase when it ' s strength increases. the crack tip opening displacement ( ctod ) of all specimens chang less when the strength of concrete increases, so it is concluded that the location of the axle in the ligament of the specimens is relatively stable

    根據記錄的全曲線,計算了不同強度等級的卵石混凝土、碎石混凝土的斷裂韌度k _ ( ic ) 、斷裂能g _ f以及裂縫的尖端開口位移ctod ,比較了不同強度等級卵石混凝土及碎石混凝土的斷裂韌度k _ ( ic ) 、斷裂能g _ f以及裂縫的尖端開口位移ctod的關系,發現卵石混凝土、碎石混凝土的荷載峰值fmax 、斷裂韌度k _ ( ic )隨強度增加而增加,卵石混凝土的斷裂能g _ f隨強度增加而呈增加趨勢,碎石混凝土的斷裂能g _ f隨強度增加變化趨勢平直,增勢不明顯。
  11. With the numerical solution, an internal condensation critical curve can be calculated out by condensation theory and depositing theory, on the curve, the enter water ability equal to the out water ability, which can be used as the basis to determine the occurrence of internal condensation. but the result doesn ’ t coincide with the real completely. in this dissertation, we plan to get the critical curve by practical experiment results, because that the enter water ability only relates to the condensation density and the out water ability only relate to the volume ratio of the pneumatics system

    然而由凝結理論和沉積理論得到的計算結果往往與實際有一定偏差,本課題希望通過實驗的方法獲得內部結露臨界線,即系統進水能力和排水能力相等的曲線,由於系統的進水能力和充放氣過程中凝結水滴密度有關,排水能力和系統容積比有關,可以通過大量實驗總結出以凝結水滴密度和容積比表示的內部結露臨界曲線,作為判別內部結露是否發生的依據。
  12. Ultra groups ( notably the curva nord irriducibili ? the indomitable north curve ) don ' t agree with the way lotito is running the club and probably would like to have the same ‘ fringe benefits ' they were supposed to have enjoyed during the sergio cragnotti golden era

    一些激進球迷組織(最著名的:不可教化派? ?北看臺的主導者)並不認同洛蒂托對于俱樂部的管理方式,他們更喜歡從主席那裡獲得一些『額外的好處,從這里可以看出,他們很享受在克拉尼奧蒂當政的黃金時期內獲得的好處。
  13. At present, surge control method for centrifugal compressor being used is commonly by least - flow method. it can ’ t make compressor working within operating condition area, sometimes starts the surge control system earlier, which will waste energy sources and depress economy benefit. even, its control system commonly consists of simulation instrument, can ’ t modify the changing surge curve of compressor in time and can ’ t control nonlinear surge curve preferably

    目前,在用的離心壓縮機的防喘振方法一般採用最小流量法,它不能充分使壓縮機工作在其工況區,往往過早起動防喘振系統,浪費了能源,降低了經濟效益。且控制系統一般採用模擬儀表構成,在壓縮機的喘振線發生變化時不能及時修正,對非線性的喘振線不能較好的實施控制。
  14. But, the measured - data is a very great quantity and every data contain all data of 1 - 25 harmonic, measured time can have hours to days. the count by hand is very heavy and over - elaborate, sometimes the statistics results is error. it won " t reach the analysis purpose and don " t obtain the curve of harmonic oscillation characteristic in a row frequency range

    可是,測試數據經常是大量的,每一組數據又包含從基波到25次諧波的所有數據,測試時間可能是幾個小時,有的甚至是幾天時間,這樣的工作量由人工完成是非常繁重的,又是非常繁瑣的,有時還統計不出正確的數值,起不到應有的測試分析目的,更無法獲得連續頻域內的諧波諧振特性曲線。
  15. Based on the theoretical solutions developed herein, not only q - s curve but also s - log ( t ) curve obtained from field static load test of pile can be simulated. this overcomes the shortcoming involved with available relevant theory for pile settlement that no time effect can be taken into consideration, and thus makes the theory for pile settlement more perfect

    利用本文的理論解不但可以較好地模擬單樁在工作荷載下的q - s曲線,而且可以模擬單樁靜載荷試驗的s - logt曲線,從而克服了以往相關理論難以考慮單樁沉降的時間效應的不足,豐富和完善了單樁沉降計算理論。
  16. Seek the b ( t ) fieldwork curve and the time derivative curve dbz ( t ) / dt from the voltage decrease data generalized from field current that eliminating noise treated by wavelet ; 3

    由經過小波消噪處理過的野外歸一化的電壓衰減數據求出b _ z ( t )實測曲線和它的時間導數曲線(
  17. First, the frequency - temperature ( f - t ) characteristic of quartz crystal resonator is analyzed. then, the frequency - temperature ( f - t ) characteristic curve of at - cut quartz crystal resonator ( at cut angle : 3 = 0, 1 = 35 6 ) is obtained based on analyzing the christoffel equation describing flexibility sound wave in solids, which serves as the theory basis used for temperature compensated, from which the actual circuit of oscillatory circuit is designed

    首先對石英晶體諧振器的頻溫特性進行分析,然後通過求解描述固體中彈性聲波的christoffel方程,得到其在切角3 = 0 , 1 = 356處也即at切石英晶體諧振器的頻率溫度特性曲線,這是本文進行溫度補償的理論依據。
  18. The morphology of the catalysts was characterized with a transmission electron microscope ( tem ). modified the three electrodes with two different heteropolyacid respectively and test the well modified electrodes using the cyclic voltammetry and amperometric i - t curve

    分別採用磷鉬酸和磷鎢酸對三種催化劑得到的催化電極進行了修飾,並用循環伏安曲線和不同電位下的恆電位i - t曲線測試了它們的性能。
  19. When connected smoothly, t - bezier curve of three degrees can attain more superior continuity

    3次t - b zier曲線在光滑拼接時也可以達到更高的連續性。
  20. ( 4 ) the application of artificial neural network in the field was studied. by bp ( back - propagation networks ) neural network and rational choice of the calculation factor, the relation between the improved mixture composition and combustion rate, and that between the charge of ignition rocket and p - t curve were simulated. the model could exhibit in essence the inherent relation and the forecasted results were in good agreement with the actual testing results, which showed that the model could be used as a guide for the design of the composition and the ignition engine, and that artificial neural network could be employed in the field for the purpose of reducing experimental work of hazardous materials

    ( 4 )對人工神經網路在該領域的應用進行了研究,先後利用誤差反傳神經網路( bp網路) ,並選擇合理的計算因子,分別對改進耐水點火藥配方與燃燒速度以及點火發動機裝藥與p - t曲線進行了模擬,模型基本能夠反應它們之間的內在聯系,預測結果與實際測試結果基本吻合,模型基本能夠指導藥劑配方和點火發動機的設計,表明了人工神經網路可以應用於該領域以期達到減少危險品試驗的目的。
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