超高的曲線 的英文怎麼說

中文拼音 [chāogāodexiàn]
超高的曲線 英文
raised curve
  • : Ⅰ動詞1 (越過; 高出) exceed; surpass; overtake 2 (在某個范圍以外; 不受限制) transcend; go beyo...
  • : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
  • : 4次方是 The fourth power of 2 is direction
  • : 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...
  • 超高 : 1 (鐵路彎線的外軌加高) superelevation2 (船的出水高度) freeboard; freeboard height3 super high...
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  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優點,故既可以精確表示直段、二次多項式段又可以精確表示圓弧、橢圓弧等二次以及心臟、雙紐。特別地, 3次均勻t - b樣條面比同階均勻b樣條( c - b樣條)面具有更光滑度。
  2. The results show that - condensate appears at some baryon densities and makes great effect to the curve of state equation of neutron star ; hyperons - and a exist in neutron star matter at high desities

    結果表明, ~ -凝聚將出現在一定重子密度區間,並對中子星狀態方程有重要影響;子~ -和在較密度也會出現。
  3. Partial blind signature based on elliptic curve cryptography ensures that the e - cash is valid only in the period issued by the bank according to the withdrawal protocol, and the historical record of the e - cash that exceeds the valid period will be removed, which greatly reduce the amount of traffic and effort of calculation and improve the efficiency

    在取款協議中採用基於橢圓部分盲簽名方案,使電子現金包含由銀行頒布有效期,過有效期電子現金歷史記錄將被清除,這樣減少了通信量和計算量,提了執行效率。
  4. The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film

    試驗結果表明:所選原料尺寸、形狀及純度可滿足固體潤滑劑性能要求;聚四氟乙烯樹脂熱分解溫度過400 ,但在ptfe中加入無機填料會使復合材料吸水率提,熔融溫度及分解溫度降低,且伴有氧化分解反應;碳纖維表面含有c = o及c - o - c等極性基團,有利於提其與其它組分相容性,提層間剪切強度;均勻設計試驗方法能夠用較少試驗次數找出配方與摩擦性能間關系,擬合基本能表示各配方摩擦系數發展趨勢;配方中不加銅粉或不加石墨,其摩擦系數均較,說明銅粉和石墨應該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦系數均具有較低值;純聚四氟乙烯樹脂在空氣冷卻時結晶度最大,磨損量也是三者中最大;同時,固體潤滑劑試樣在空氣冷卻時磨損量也是三者中最大:不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副,在金屬表面均可形成潤滑轉移膜,從而減少金屬摩擦副表面間直接接觸,大大延長其使用壽命;轉移膜中主要含有較多石墨、少量聚四氟乙烯、 moo 。
  5. A method of fuzzy optimization design based on genetic algorithm is presented as a new method of parameter optimization design for dc double closed loop speed adjusting system. the method covers three steps. firstly, speed overshoot rate and settling time are chosen as performance indice according to the demand of engineering. these indice are normalized by using fuzzy membership function and then weighted to form objective function of optimization model of the system. secondly, the dynamic response curve of the system with corresponding parameters and peoformance indice are obtained by computerized numerical calculation and simulation. finally, parameters of engineering design are expanded as searching space ; and parameters of speed regulator and current regulator are taken as genes in chromosome. these genes in searching space are optimized to get best solution by way of genetic algorithm. as shown by experimental results, the parameters designed by this method are capable of significantly improving performance indice of the system, which proves that it is a practical and effective method

    提出一種基於遺傳演算法直流雙閉環調速系統參數優化設計方法.根據工程技術要求,選用速度調量和過渡時間作為參數優化性能指標.將該指標用模糊隸屬度函數歸一化,再加權平均形成系統優化模型目標函數.採用計算機數值計算方法,通過模擬獲得系統對應參數動態響應及其性能指標.最後以工程設計參數為搜索范圍,以速度調節器和電流調節器參數為染色體中基因,通過遺傳演算法在搜索范圍中優化這些基因,獲得優化解.實驗結果表明,所設計參數能使系統性能指標有顯著提
  6. On the basis of analysis and comparison between two drills, one in the center of bohai sea, another near the west shore of bohai sea, ultra - long electromagnetic wave remote sensing can be applied to forecast the interfaces between the different rocks, and help to choose the location of drill and drilling plan. the ultra - long electromagnetic remote sensing also can be applied to general investigation in the prospecting area and organizing the structural map on the basis of the profiles and plane. based on the analysis of the ultra - long electromagnetic wave curves from tanggu to dalian, the geological body to effect the high gravity and magnetic anomalies could be a mafic intrusion. the magma activity provided the heat source to organic maturation in the center of bohai sea, so the center of bohai sea could be the prospection of deep gas in bohai sea

    根據渤海西岸和渤海中部兩口探井探測和對比實驗分析,利用長電磁波遙測技術可以根據已知探井探測對比分析預測新探井巖性界面,協助井位選址和設計。另外,利用長電磁波探測技術可以從剖面和平面上對遠景區進行普查性探測,編制遠景區構造圖。根據塘沽-大連探測長電磁波頻譜剖面對比分析,證實引起渤海中部重磁異常地質體可能是基性基性巖體。
  7. We have calculated and plotted the curves of the refractive index, group velocity index, lowest - order and second - order dispersion indexes as a function of wavelength. the lowest - order and higher - order dispersion - induced broadening and deforming of light pulses is analyzed for various pulse shapes, such as gaussian, super - gaussian and hyperbolic secant pulses

    給出了折射率、群速指數、低階和二階色散系數隨波長變化關系,研究了斯脈沖、斯脈沖和雙正割脈沖等短脈沖在clbo晶體中傳播時,由於低階色散和階色散引起脈沖展寬和形變。
  8. We presents a detailed studied of the linewidth of parametric light in clbo - opo caused by the linewidth of pumping beam, off axis phase matching, divergence angle of pumping, time above threshold, high gain coefficient of nlo crystal, fluctuate of cavitylength, spontaneous radiation, according to the momentum and energy conversion laws, and the sellmeier equations of the clbo, we calculated curves of the type - i and type - ii compared with the bbo ' s

    根據能量動量守恆關系和clbo色散方程,詳細分析了由於泵浦光寬、泵浦光偏軸泵浦、泵浦光發散角、泵浦光功率過參量光振蕩閾值一定倍數、增益系數、有效腔長波動以及自發輻射引起參量光寬,並得到了與bbo晶體在類、類相位匹配下比較理論
  9. In the section 2, firstly based on the diffusion approximation theory, the temporal characteristics of the reflectance and the transmittance were theoretically analyzed in turbid tissues ; secondly, the curves were simulated that the intensity and the pulse shape of the time resolved reflectance and transmittance versus the absorption a, the scattering s and the anisotropy coefficient g in two different boundary conditions : semi - infinite turbid media and homogeneous slab ; at last, the optical properties can be derived from the curves ; in the section 3, the conditions of ultra short laser pulses of different pulse - width and shapes has been theoretical analyzed and calculated, besides, the simulated the curves of the intensity and pulse shapes of the reflectance and transmittance in a homogeneous slab are obtained for use and future studying

    第二章中首先根據漫射近似理論對短脈沖在以生物組織為典型混濁介質中傳輸進行了理論分析,然後對兩種邊界條件下產生漫反射、漫透射光脈沖強度和形狀隨各光學特性參數變化情況進行了數值模擬,最後得到了混濁介質光學特性參數與漫反射、透射脈沖強度與形狀關系。第三章對不同形狀和脈寬脈沖光源入射到混濁介質中產生漫反射、漫透射脈沖強度和形狀進行了理論分析和數值模擬,並將斯脈沖與方波脈沖情況進行了對比,得到了各種情況漫反射、漫透射脈沖強度、形狀與各光學特性參數關系,這對從分析脈沖形狀中提取介質光學特性參數信息有重要意義。
  10. The various medium parameters have different influence on the reflection of the laser pulse. based on the diffusion approximation theory, the boundary condition of semi - infinite homogeneous media, the influence of the absorption a, the scattering s and the anisotropy coefficient g on the ultra short laser pulse of different pulse - width and shapes has been researched

    論文對短脈沖在混濁介質中傳輸進行了理論分析和數值模擬,並在不同脈寬斯脈沖和方波脈沖入射到混濁介質漫反射、漫透射脈沖強度和形狀進行了理論分析和數值模擬,得到了它們與各光學特性參數關系
  11. The research of this paper includes : ? high - speed photography and flash x - ray radiography are both used to capture the process of al shell ' s great deformation under low pressure. front illuminations are used to get the development of the fracture on the al shell. the relative energy release is analyzed from overpressure curves measured with some sensors

    本文研究內容主要包括: ?在受試炸藥經歷低應力大變形過程susan試驗中,同時採用速攝影、閃光x射照相對彈體撞靶過程進行了拍攝,得到了殼體膨脹變形過程圖像,並使用前照明技術觀察到了鋁殼表面產生裂紋及其發展變化過程;從壓力傳感器測量空氣沖擊波,獲得反應釋放總能。
  12. No trace of any newly expressed protein band was noticed in supernant as well as in the cells by sds - page, except the verification of the substitution of beta - galactosidase gene ( the lose of galactosidase protein band ), which is a selective marker of the wild - type virus. elisa test results suggested the expression of egf in cells, but not in culture supernant. the quantitative calculation suggested the expressed egf was about 6 - 7 u g ( as egf standard ) per flask ( 2 > < 106 cells ) in the cellular extract

    將重組病毒rbmbacph - egf以10moi感染bmn細胞, 72小時后收集培養細胞和上清;培養上清和經聲波處理細胞樣品elisa檢測發現胞內樣品中存在能與egf抗體免疫反應產物,粗略估計表達量約6 7 g 2 10 ~ 6個細胞(相當于egf標準品) ;重組病毒rbmbacph - egf穿刺接種5齡家蠶幼蟲,每隔24h收集蠶血淋巴,經elisa檢測發現第4天表達量最,根據egf標準計算蠶血淋巴表達量約32 g ml ; elisa定性實驗還發現正常蠶血也存在與egf抗體間交叉反應物質。
  13. On the design of the system, the thickness measure system of mems chip is built based on lbu and pump - probe technology. on the analysis of data, the reflectivity curve is analyzed using the law of reflectivity change induced by ultrasound, and the thickness is calculated using the system designed by the article, to aluminum film the size of about 20nm can be measured, when the film be measured is single layer, the relative error of the system is less than 2 %, when the film be measured is double layer, the relative error of the system is less than 10 %

    在基礎理論方面研究了激光(特別是短脈沖激光)激勵機理,探討了激光調制技術以提系統信噪比,闡述了泵束探針束技術及相關實驗設置;在系統設計上,以激光聲為基本原理,以泵束探針束技術為系統設計方案完成了mems基片厚度測量系統設計;在數據分析方法上,利用聲致光反射率變化一般規律對測得光反射率進行分析,確定聲回波在薄膜兩界面間來回傳播時間,以計算薄膜厚度。
  14. And classic pid control method and numerical pid control method have been introduced in the paper. the paper adopt stabilization border method to set the pid parameters and simulates the control system which is based on matlab / simulink. simulation results indicate that pid control ’ s simulation results have a good effect in low - frequency stage, but it is not perfect in mid - frequency and high - frequency stage

    採用穩定邊界法實現對pid參數整定,並基於matlab / simulink對控制系統進行了模擬,模擬結果表明:低頻段pid控制正弦跟蹤取得了良好效果,而在中頻和頻段時跟蹤效果不是很好, pid控制階躍響應調量較大, pid控制三角波頻性能也不理想。
  15. 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,對導帶材在交流背景磁場下直流臨界電流特性,及導體傳輸交流時流?壓特性進行了實驗研究,並對導帶材交流最大載流能力測量判據問題進行了探討,給出最大交流載流電流測量判據建議。
  16. The paper studied controlling rotor vibration with the super - elasticity of sma and sfd, set up the new equation of sys tern vibration according to the stress - strain curve of sma in super - elasticity state, used the nonlinear theory and the dynamic stability theory to study the vibration of rotor controlled by sma, discussed the stability condition of the system, obtained the relationship of system parameters when bifurcation was appeared, supposed a method that improves the stability of rotor system and restrains vibration amplitude though changing parameters, and finally validated the effect of restraining vibration of the improved system through emulation

    摘要研究利用形狀記憶合金彈性和擠壓油膜阻尼器控制轉子振動,利用形狀記憶合金在彈性狀態下應力應變,建立了新系統振動方程,運用非性理論和運動穩定性理論研究轉子在形狀記憶合金控制下振動狀態,討論了系統穩定性條件,獲得系統發生分岔時系統參數之間關系;並提出了通過改變參數來提系統穩定性和抑制振幅方法,最後通過模擬驗證了改進后系統振動抑制效果。
  17. The climate of this period is almost as warm and wet as the stage 5e of the last interglacial. the mean temperature is 2 - 4 c higher and the precipitation is much larger than that of the today, the holocene which we live in. while in the climatic records of deep ocean, antarctic and greenland ice - core, marine isotope stage ( mis ) 3 is a weakly warm period, though a little warmer than marine isotope stage ( mis ) 2 and marine isotope stage ( mis ) 4, evidently colder than the last interglacial and holocene favorable period

    末次冰期中期,即深海氧同位素第3階段氣候在我國,尤其是青藏原地區表現出明顯不同於深海沉積物和極地冰芯記錄特徵:青藏原古里雅冰芯~ ( 18 ) o表明3階段存在特強夏季風事件,其氣溫和降水接近於末次間冰期5e階段,過全新世,其暖濕程度已經達到間冰期程度;而深海氧同位素3階段在深海、南極、格陵蘭冰芯氧同位素記錄中均為弱暖期,雖較2階段、 4階段溫暖,但顯著低於全新世大暖期和末次間冰期。
  18. As an application of the model, the curve - negotiation performance of a board - like superconducting magnetically levitated system is considered. it is pointed out that more attention should be paid to the reversibility of the movement of the superconductor above the guideway

    作為導體與外場相互作用模型一個應用,本文最後對類似於當前導磁懸浮實驗車底盤平板式導磁浮系統通過性能進行了初步研究。
  19. The experimental results show that : solution, nucleation and crystal growth are a continuous process. the induction effect is not apparent in the ethylene hydrate formation. the kinetic curves of ethylene in gaseous condition are very smooth with second nucleation happened in lower temperature and higher pressure

    實驗結果表明:乙烯水合物生成溶解、成核、生長進行是一連續過程,誘導過程不明顯甚至消失;常規條件下乙烯動力學為一光滑連續,在較低溫度和較壓力下會有二次成核現象;近臨界條件下乙烯生成水合物頻繁出現二次成核現象;臨界條件下乙烯由於其特殊性質而使生成動力學行為變得更加復雜。
  20. The stranger had sojourned in many more lands and among many more peoples than angel ; to his cosmopolitan mind such deviations from the social norm, so immense to domesticity, were no more than are the irregularities of vale and mountain - chain to the whole terrestrial curve

    安琪爾這位陌生同伴,比他到過更多國家,見過更多人物在他寬闊胸懷著來,這類越社會常規事情,對於家庭生活似乎非同小可,其實只不過是一些低不平起伏,有如連綿不斷山川峽谷對于整個地球
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