流行曲線 的英文怎麼說

中文拼音 [liúhángxiàn]
流行曲線 英文
epidemic curves
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • : 行Ⅰ名詞1 (行列) line; row 2 (排行) seniority among brothers and sisters:你行幾? 我行三。where...
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 流行 : prevalent; popular; fashionable; rage; run; in vogue
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  1. In this paper, using the program ( epagpll ), the bored testing pile group of the chinese architecture science and research institute at luokou area are analysised. the comparisons among analytical results of four constitutive models of soil are made, and the deformation of piles and soil, the soil resistance of the piles, the friction beneath cap, the aclinic displacement of the ground soil before piles and the failure pattern of pile group are discussed in detail

    本文利用所編的程序,對上海地區豎向荷載作用下的單樁的變效應進了分析,並通過樁體位移?時間關系,確定軟土地基上豎直受力樁的承載力,分析了豎直受力樁的最終沉降量的大小,並結合《上海地區地基基礎》地方規范就程序計算結果進了對比。
  2. ( 2 ) based on indoor test, two typical soft rock of brecciated mudstone and siltstone in luohu jiancheng district is carried systemically though interior rheological testing ; moreover combining with preceding studying results of rock rheological constitutive model, rheological numerical constitutive model suited to rock mass mechanics characteristics and stratum structure of luohu fracture zone, and numerical parameters of the model are processed with studying of curve fitting

    ( 2 )立足於室內試驗,對羅湖建成區兩種典型的軟弱巖石?含角礫泥巖和粉砂巖進系統的室內變試驗研究,又結合前人對巖石變本構模型的研究成果,分析並確定了適合羅湖破碎帶巖體力學特性及地層構造特徵的變計算本構模型,並對該模型的計算參數進擬合研究。
  3. Our products have become best - selling wherever they are, because our products are a fashionable make, and elegant craftwork with clear lines

    本廠主要生產各種類型彎木傢俱配套,產品以新穎美觀的造型、精湛講究的工藝、明快暢的銷各地。
  4. The first part is introduction, presenting this paper ' s structure, research background and so on ; the second part introduces some issues relating closely to risk, the tangency point between indifference utility curve and efficient frontier is the optimal portfolio ; the third part explores risk evaluation, this part begins with some risk factors affecting security ' s price and return, then analyzes the methods evaluating degree of risk, finally, introduces a more popular method of risk evaluation - - var ; the forth part expounds risk management, this part studies some risk control strategies correspond to specific risk mentioned above ; the last part put forward some advice contrapose issues existed in risk management in china

    第一部分為緒論,介紹本文的相關背景;第二部分是與風險相關的幾個問題,等效用與有效邊界的切點是投資者選擇的最佳投資組合;第三部分是風險衡量,該部分首先分析了證券與股票所面臨的風險,然後對債券和股票分別介紹,最後介紹了目前比較的風險衡量方法? ? var方法;第四部分為企業風險管理,這里針對上文所述的風險提出相應的風險控制策略;第五部分針對目前我國風險管理中存在的問題提出了幾點建議。
  5. The dispersion model, with axial dispersion only was used to describe the liquid flow in the downcomer. the model parameters were fitted by the least - squares method. it was found that the curve of dispersion model fitted the experimental rtd curve well

    本文利用一維軸向擴散模型對降液管中液體動進了數學描述,用時間域最小二乘法擬合了模型參數,模型方程所作與rtd吻合較好。
  6. Considering the electrovalence, the curve of water consumption and the reliability of water supply, this paper respectively sets up the model based on the maximal flux and the model based on the expectation flux. it takes yearly expenditure converting value and yearly cistern converting value as target function and takes continuity equation, velocity of flow and compression resistance of cast iron pipeline as restrictions and sets up the pga model on optimal design of water supply networks

    考慮到峰谷電價、用水量變化及用水可靠性因素的影響,分別建立了以最高時量設計管網的模型和以期望時量設計管網的模型,以年費用折算值加上清水池年造價折算值為目標函數,以連續性方程、管中速和鑄鐵管耐壓值等為約束條件,進遺傳演算法對給水管網優化設計的實現。
  7. On the basis of forefathers " study, the interaction of the shock waves of torrent, and that of rarefaction to shock wave have been discussed in detail in the useof the concept of the ( u, h ) curve

    在前人研究的基礎上,通過引入( u , h )的概念,分別對急沖擊波的相互作用,稀疏波與沖擊波的相互作用進了比較詳細地討論。
  8. This paper researches and analyses the developments of web technology and magnetostrictive transducers from world wide region. the paper also analyes the characteristics curve of magnetostrictive transducers based on its equivalent circuit and researches the method how to make sure its syntony frequency and its electric simulation network parameters. at the same time, by using jsp technology, a magnetostrictive transducer electric simulation application is designed based on b / s three - tier system structure. the experiment data is fitted by curve fitting module. the equivalent input impedance of it with stimulate loop is separated based on the results of curve fitting and the syntony frequency and electric simulation network parameters of magnetostrictive transducers is determined by the input impedance. the method presented in this paper can determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers with a better accuracy than the testing method of syntony & anti - synton y. further more, jsp, the advanced technology at current, has been used to realize a magnetostrictive transducer web electric simulation system. the system has good human computer interface and the function of resource sharing and information publishing. the research of this paper and its achievements have some practical merits in the researchful and applied fields of magnetostrictive transducer

    用java編程語言編寫的擬合模塊,對輸入的實驗數據進了最小二乘法的擬合;根據擬合結果可從帶激勵圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電時由機械振動形成的等效輸入阻抗,並由此輸入阻抗確定磁致伸縮換能器的諧振頻率及電氣模擬網路參數。本課題提出的方法與傳統的諧振?反諧振法相比,能更準確地確定磁致伸縮換能器的諧振頻率及其電氣網路參數。同時,採用當前比較先進的web技術,實現了基於jsp的磁致伸縮換能器web電氣模擬系統,該系統具有良好的人機界面和資源共享、信息發布功能。
  9. The resistivity - temperature curve can be predicted by using this mathematical model, which was in good agreement with the experimental data when the cb volume fraction is close to the critical volume fraction

    利用這個數學模型,還對兩種ptc材料的阻溫了預測,與實測結果比較發現,當炭黑含量在滲閾值附近時,預測值與實測數據吻合很好。
  10. In different in terne die travel, the metal flow characterize in warm extrusion forming processes and the affection for the flow of metal stage which made by the difference between the blank bottom altitude and the axial direction limiting size in warm extrusion forming technique have been analysed we have gotten the equivalent strain field and the velocity field and other field variable that the blank in different in terne die travel and the die travel - load curve. at the same time, we have analyzed the contributing factor for the oil pump stator forming process optimized and achieve thereasonable die parameter for the war m extrusion forming finally, the optimized technics parameters were used into pilot production, then the qualified oil pump stator forging were produced, the analog results were compared with those of pilot production

    論文具體分析研究了不同成形工藝過程中金屬動的特點,並對不同凸模程下溫擠成形過程中的金屬動特點、坯料連皮厚度(底部高度)與溫擠壓成形工藝中的軸向界限尺寸的差值對金屬變形階段的影響進了分析,獲得了坯料在不同凸模程下的等效應變場、速度場等場變量及凸模程-載荷,同時對油泵定子成形過程的影響因素等進了分析,優化並獲得了合理的溫擠成形工藝及模具參數。最後,利用模擬優化獲得的各項工藝參數進生產實驗,得到實際生產出的合格油泵定子件,並將模擬結果與生產實驗結果進比較。
  11. Three kinds of results are obtained by simulation calculating the two models : the composed vector diagrams of the axial velocity ( v ) and the radial velocity ( vr ) at the different times in the symmetry section ; diagrams of curves of the velocity vector ( v ^ ) and ( vr ) at the different times in the different sections ; diagrams of the secondary flow vectors at the different times in the different sections

    我們對兩種不同直徑的s型血管進了有限元模擬計算,得到三種結果:在對稱面內不同時刻的軸向速度v _和徑向速度v _ r的合成矢量;在不同截面不同時刻的速度分量v _和v _ r的圖;在不同截面不同時刻的二次的矢量圖。
  12. Fitting the experimental data into the general effective media ( gem ) equation, a theoretical percolation curve was gained. a mathematical model was proposed which is based on the gem equation and the dilution effect of filler volume fraction due to thermal volume expansion

    使用有效介質普適方程( gem方程)對實驗數據進擬合,得到導電復合材料的理論滲,根據gem方程和基體的體積膨脹,建立起一個數學模型。
  13. The research object of this thesis is a chip - array that is fixed on one of printed circuit boards ( pcb ), which are located in a forced air field ( forced convection ) in an electronic case ; and from the essential equations of airflow we can deduce the mathematical model of the turbulent flow ; then we can establish the finite element algorithm and apply the fe software to work out the equations of turbulent flow, finally we can use the software to display and analyse the field of flow and temperature

    本文以處于強迫空氣對場中的某pcb板及其板上的電子元件陣列作為研究對象,推導了紊場的數學模型,並建立了相應的有限元求解格式,應用有限元法分析軟體對該系統的紊場和溫度場進了模擬分析:解算出pcb板上各電子元件的溫度分佈;並提出了用於求解系統風道特性的cfd方法。
  14. According to the distribution peculiarity of the two characteristic moments, the accessibility of water quality in taizhou source of yangtze river has been analyzed based on the maximal contamination zone of entire tide and the relationship between the length of contamination zone and the pollutant load. simultaneously, every project has been analyzed and compared by using the model in wuli lake water environmental renovation for getting some theoretic gist and technical supports for the engineering

    在此基礎上進泰州江段水水質數值模擬,建立排污混合帶范圍與排污量關系,並對泰州江段供水水源地水質可達性進了分析;將模型應用於五里湖水環境治理工程中,預測各引水方案下湖體水質狀況並進各方案分析,從而為工程實施提供一定的理論依據和技術支持。
  15. Under windows nt and labview development environment, using the linear fit module, exponential fit module > general polynomial fit module of labview to design a method for fitting the experiment data, the results of curve fitting indicate that the purpose of general polynomial fitting is better than the rest. separating the equivalent input impedance of magnetostrictive transducers without stimulate current from input impedance of it with stimulate loop based on the results of curve fitting, and determining the syntony frequency and electric simulation network parameters of magnetostrictive transducers by this input impedance. finally, with labview network functions, realizing magnetostrictive transducer electric simulation system based on web server and discussing a scheme for this system network by datasocket. the method of this paper can more accurately determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers than the testing method of syntony & anti - syntony. at the same time, discussing virtual instrument measurement system and how to realize magnetostrictive transducer electric simulation network system by labview network functions of network virtual instrument measurement development environment

    在windowsnt系統環境和labview虛擬儀器技術開發平臺下,首次利用labview中的直擬合模塊、指數擬合模塊以及多項式擬合模塊,設計了一種對實驗所得數據進擬合的方法,對三種擬合方法進了比較,擬合結果表明,多項式擬合方法相對于其它兩種擬合方法效果更好;根據擬合的結果可從帶激勵圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電時機械振動形成的等效輸入阻抗,並由此輸入阻抗確定了磁致伸縮換能器的諧振頻率及其電氣模擬網路參數;最後通過labview提供的網路功能,實現了基於web服務器的磁致伸縮換能器電氣模擬虛擬儀器測試系統,並探討了通過datasocket技術實現該系統網路化的方案。
  16. The power angle characteristics are acquired and compared with the unsaturated curves. it is concluded that the stability limit of the power angle is less than 90 degree. reactive power regulating curves are calculated and compared with those curves when saturation effect is not considered, the result is that u type curves are deviated to the right

    通過對同步發電機各種運的計算,在已有文獻的基礎上更進一步分析了鐵磁材料飽和以及磁場畸變對同步發電機運特性和參數的影響;求出了空載特性和零功率負載特性,在不同的電樞電下計算得到的波梯電抗不同;求出了功角特性,與不計飽和時的功角特性相比較,功角穩定極限小於90 ;求出無功調節,與不計飽和時相比較, u型向右偏移。
  17. First super - low specific - speed centrifugal pump has a long and narrow flow passage for its high head and low capacity, and the power absorbed by disc friction is too high, so the efficiency is very low ; secondly the diffusion of flow passage is so high, that the reserved flow often emerges at the inlet and outlet of impeller. therefore the h ~ q characteristic curve is often hump - shaped, and at the low - capacity operating condition the instability often occurs ; thirdly the centrifugal pump at high - capacity operating condition is easy to overload because the n ~ q curve appears a rising trend

    首先由於它的揚程較高、量較小,所以它的道狹長,圓盤摩擦損失較大,效率相對較低;其次由於它的道擴散較嚴重,易在葉片進口產生迴和在出口產生脫,揚程量特性易出現駝峰,在小量工況下易產生不穩定現象;第三,由於其功率呈現上升趨勢,在大量區運時電機易過載。
  18. In addition, the characteristics of critical current of hts tapes in ac applied field and that of voltage - current curve when transport ac currents were studied. the problem on the criterion of ac current carrying capacity of hts tape was discussed, and some suggestion on the criterion of ac current carrying capacity were proposed

    另外,對高溫超導帶材在交背景磁場下的直臨界電特性,及超導體傳輸交時的?壓特性進了實驗研究,並對高溫超導帶材的交最大載能力的測量判據問題進了探討,給出最大交測量判據的建議。
  19. Applying the curve of rural labor flow in china, the economic analysis was given to the transfer of rend labor force, the relational conclusions were obtained, and the relative policy suggestions were proposed

    摘要利用我國農村勞動力對農村勞動力的轉移進了經濟學分析,得出了相關結論,並提出了相應的政策建議。
  20. The comparability of history beam current curves was analyzed first, then a method to forecast the beam current was put forward based on time sequence comparability study, and used in hefei light source operational data analysis

    在詳細分析束特點和束與歷史的相似性基礎上,提出了1種基於數據挖掘中時間序列相似性研究的束強預測方法,並將其運用到合肥光源運數據分析中。
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