輔曲線 的英文怎麼說

中文拼音 [xiàn]
輔曲線 英文
extra contour
  • : Ⅰ動詞(輔助) assist; complement; help Ⅱ形容詞(輔助) subsidiary Ⅲ名詞1 (車輪外旁增縛夾轂的兩條...
  • : 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...
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  1. The variable parameter taper equation was built with diameter determination datas of different parts of cryptomeria fortunei plantation sample wood, in combination with the relative tree height curve mode and other assistant equations, volume table of c. fortunei plantation standing was compiled, and provided the scientific basis for the production and application

    摘要利用柳杉人工林樣木各部位直徑測定數據,建立可變參數削度方程,配合威布爾分佈函數、相對樹高模型及其他助方程,編制了柳杉人工林林分出材率表,為生產應用提供科學依據。
  2. A rate - dependent damage evolution modified zwt nonlinear constitutive ralation is adopted, an object function of least square was established according to the experimental results. the searching space of each decision variable was foreordained with conventional optimizing method, and all parameters in zwt model for solidified pf resin were determined with generic algorithms

    基於實驗構建了最小二乘形式的目標函數,並採用傳統優化方法助設計了各個決策變量的搜索空間,進而用遺傳演算法確定了損傷型zwt非性粘彈性本構關系中的材料參數。
  3. Technicans are trying to find out a more reasonable point to describe work state of pump for some reasonless factors of this model, the key technology of developing ads is on adopting a means by using theoretical calculation and curve fitting to build a reasonable pump state graph model, the model " s rationality based relations between pump efficacy and sinking depth is illustrated by restrict programme argumenting

    抽油增效助決策系統的開發,其關鍵技術在於採用理論計算及擬合的辦法,建立合理的泵況圖模型,通過嚴格的方案論證闡明基於泵效-沉沒度關系的泵況圖模型的合理性。通過實際數據,檢驗模型的有效性。
  4. Combined body suit and half cup to one, utilized the principle of prestressing force, cooperated with human body six - circulating design, centered and raised the breasts without shoulder belt auxiliary, designed pretty - back, suitable for dressing dinner suit, create a beautiful figure

    結合露得美與半杯胸罩成為一體,利用預支預力原理,配合人體六大排動設計,在無肩帶的助也能將胸型托高與集中,後部採用美背式設計,適于搭配穿著晚禮服使用,展現身材美。
  5. In the oil - field development production performance analysis and the production management, the technical personnel often does not satisfy an independent table information to the information demand, needs to inquire many correlations information, in the possible situation by the table, the curve or the chart form presents 。 for a this basis dynamic personnel demand development set of oil - field developments assistance dynamic analysis system, including nine big modules : the information intelligence inquiry module, the information statistics module, the dynamic contrast module, the dynamic analysis module, the oil water well chooses the value module, the rate of prediction module, the cartography module, the measure plan administration module, the economic evaluation module, to carry on the rate of prediction module

    在油田開發生產動態分析和生產管理中,技術人員對信息的需求往往不滿足一個單獨的表信息,需要查詢許多相關的信息,在可能的情況下以表、或圖的形式呈現。為此根據動態人員需求的開發了一套油田開發助動態分析系統,包括九大模塊:信息智能查詢模塊、信息統計模塊、動態對比模塊、動態分析模塊、油水井選值模塊、產量預測模塊、繪圖模塊、措施方案管理模塊、經濟評價模塊、進行產量預測模塊。
  6. Then the measured frequency characteristic can be converted to high accurate transfer function with curve fit method, rational initial parameters choice and fitting in different frequency range method

    使用擬合方法,助以合理的初始參數選取及分段擬合方法,將測量得到的控制對象頻率特性轉化為高精度的傳遞函數。
  7. Parameter form becomes mainstream of geometric design because of characteristic such as : simple construction, easy computation, etc. while near 20 years research illustrates implicit form has advantage that parameter one has n ' t. in this paper only the application and properties of implicit curves in cagd have been researched

    參數形式以其構造簡單,計算容易等特點而流行於世並成為幾何設計的主流,然而近20年的研究與使用經驗表明隱式形式也有參數形式無法比擬的優點,本文僅就隱式在計算機助幾何設計中應用及性質進行了分析和研究。
  8. Methods the computer - aided convolution curve method has been applied to determine the content of chlorogenic acid and baicalin simultaneously

    方法:應用計算機助褶合分析法,同時測定綠原酸和黃芩苷的含量。
  9. Rational curves and rational surfaces, which are a class of important approximation functions, are extensive applied in cad / cam

    有理面作為一類重要的逼近函數,在計算機助設計與製造中有著廣泛的應用。
  10. Then the paper uses the same typical four network operating conditions as the primary given conditions and when adding one set of the parallel capacitor bank, changing the 330 / 220kv transformer tap changer position step by step to change the transformer ration, through this study methods this paper found out all the optimized combination of the tap changer position and the amount of input reactive power, also obtained four sets of the 330kv, 220kv and hokv s / s bus voltage and the active and reactive power losses changing curves. through analyzing the optimized combination control curve and the network power flow, the paper generalizes the rules as following : the chief measure of coordinative control is inputting shunt reactor in chengxian s / s in winter time both in the planning year of 2010 & 2005 ; in summer time in planning year of 2010 the chief measure is to input proper shunt capacitor

    本研究通過分析所獲得的最優綜合控制組合及電網潮流,總結出了如下規則:隴南電網在2005年及2010年冬大、以及2005年夏小運行方式下,綜合控制應以成縣變投入適量並聯補償電抗器作為主要措施;在2010年夏小運行方式下則投入適量並聯補償電容器作為主要措施,再助以選擇合適的主變有載調壓分接頭來調節,達到控制網內無功潮流分佈合理、各變電站母電壓在理想的范圍內時電網有功損耗最小,從而也提高了電網安全運行水平及供電質量。
  11. First, the fundamental theory of the basic fdtd method and its application in the analysis of the electromagnetic properties of infinite planar periodic structures is summarized. the basic ideas of the auxiliary fields fdtd method is expressed and generalized to the situations of the 2 - d periodic structures, to lossy media, and to the curvilinear coordinate. the shortcoming of this method in the management of conformal grids is pointed out

    首先總結了fdtd方法的基本理論及其在周期性結構電磁特性分析中的應用,闡述了助場fdtd方法的基本思想,把它推廣到二維周期性的情況和計算區域為有耗媒質的情況,再進一步推廣到坐標系中,並指出了該方法在網格共形處理中的不利之處。
  12. Expressions in three kinds of perfectly matched layer ( pml ) absorbing boundary conditions is also given. second, the numerical theories of the auxiliary fields fdtd method is studied, including the stability of the differential equations and the numerical dispersive relationship. the stability of two kinds of differential formulations and three kinds of pml is compared, using a straight method depending on the pmax - t graph

    更進一步,研究了助場fdtd方法的數值理論,對其微分方程、差代方程的穩定性進行了分析,比較了有耗媒質中的兩種差分格式和三種理想匹配層中的差分格式的穩定性,提出了一種通過p _ ( max ) - t判定穩定性並求出穩定性條件的直觀方法,並導出了該方法的色散關系式。
  13. In the chapter 3, after the multi - stroke plane distributor was designed, pressure field of the plane distributor was calculated with fem. at the same time, the cad software for it was developed according to the above arithmetic

    第三章在初步設計計算內端面配流盤的基礎上,採用流體有限元方法精確計算分析了端面配流盤的壓力流場,同時根據上述演算法開發了端面配流盤計算機助設計軟體。
  14. 4. as an assistant analysis, cst microwave studio is applied to simulate dispersion characteristics and interaction impedance of rectangular groove guide. simulation show better agreement with theoretical results

    四、作為一種助的分析方法,本文還利用cstmicrowavestudio對折矩形槽波導慢波系統的高頻特性做了模擬模擬,得到了色散和耦合阻抗,與理論結果符合很好。
  15. Second, many mechanical properties are tested, for example, tensile strength and tensile modulus, flexural strength and flextural modulus and impact strength. by the analysis of the tensile stress - strain curves and the flexural stress - strain curves, the results are as follows : 1 ) the voluminal content of fibre of composite making by vacuum assistant resin injection is more than other composites. 2 ) the mechanical properties of the needlepunching nonwoven fabric reinforced polymer composite are superior to these of the calendering nonwoven fabric reinforced polymer composite

    首先,採用不同的增強材料(針刺非織造布和熱軋非織造布) 、不同的基體材料( 961樹脂和306樹脂)和不同的成型工藝方法(手糊法、真空袋法和真空助成型法)製造出了一系列非織造布增強復合材料,然後對它們的拉伸強度、拉仲彈性模量、彎強度、彎彈性模量和沖擊強度等力學性能進行了測試,並分析了它們的拉伸載荷? ?位移和彎載荷? ?位移,結果表明真空助成型工藝能大大提高纖維的體積含量;針刺非織造布增強復合材料各項力學性能優于熱軋非織造布增強復合材料。
  16. The mode refractive index of 632. 8nm wavelength, which propagates in ion - exchanged planar waveguides, is obtained by m line technology ; the serious problems of silver film ion - exchange also be pointed out. the refractive index profile of planar waveguide is obtained with inverse wentzel - kramer - brillouin method by measured mode refractive index. finally, some improvements of silver film ion - exchange is put forward

    最後介紹了銀膜電場助法制備光波導的試驗過程,對實驗獲得的參數進行了分析和計算,得到了波導的模折射率和折射率變化的函數,隨后對在試驗過程中遇到的一些問題和現象進行了闡述,分析了其產生的原因,並提出了自己的觀點和改進的辦法。
  17. The heat balance equations on incineration of organic liquid waste in fluidized - bed incinerator with coal as auxiliary fuel is established in this paper. the relations between the feeding rate of auxiliary fuel and the lhv of liquid waste, the incineration temperature, and the preheated combustion air temperature have been discussed. this paper also discussed the relation between the lhv of liquid waste and combustion air temperature as the auxiliary fuel is not necessary, and provides the theoretical foundation for the design and operation on fluidized - bed incinerator

    建立了以煤為助燃料的,有機廢液在流化床中焚燒的熱平衡方程,求得助燃料耗量與各影響因素的計算式,得出助燃料耗量與廢液中可燃基的低位發熱值、密相區燃燒溫度、熱風溫度之間的關系,以及不需要助燃料時,有機廢液熱值與熱風溫度之間的關系,為流化床焚燒爐的設計與運行提供了理論依據。
  18. Ir - ta - ti metal oxide coated titanium anodes of variable composition were prepared by thermal decomposition. their micro morphorogies and electrochemical properties were characterized by scanning electron microscope, open circuit potential, cyclic voltammetry, consumption rate measurements and accelerated life test. the sem results indicated that all coatings were of a porous and cracked - mud microstructure influenced greatly by the composition of coatings. the electrochemical measurements showed that the ir - ta - ti ternary oxide - coated anodes exhibited excellent electrochemical activity and electrochemical stability in both acidic media and seawater which were affected by the composition and microstructure of the coatings. owing to good corrosion resistance and low consumption rate in seawater, metal oxde coated anodes belong to insoluble material, and can be potentially applid in impressed current cathodic protection systems as an anode

    採用熱分解方法在鈦基體上制備銥鉭鈦金屬氧化物陽極,用掃描電鏡對陽極塗層顯微形貌進行分析,通過強化電解壽命試驗、開路電位測試、消耗率試驗及循環伏安研究了金屬氧化物陽極的電化學性能. sem分析結果表明銥鉭鈦金屬氧化物陽極塗層呈現多孔多裂紋形貌結構.隨陽極塗層組成不同,塗層顯微形貌表現出很大差異,這種差異直接影響陽極電化學性能.電化學性能試驗結果表明銥鉭鈦金屬氧化物陽極在酸性介質和海水中具有良好的電化學穩定性和電化學活性.此外,銥鉭鈦金屬氧化物陽極在海水中的消耗率很低,屬于不溶性的陽極材料,作為外加電流陰極保護用助陽極具有廣泛的應用前景
  19. We find that there usually exist peaks in the electric derivative curve and optic derivative curve of high power semiconductor laser, these two kinds of peaks are related properly, the peaks with reliability of device. while the peaks with relation with the reliability of device, while the peaks with same direction are usually related to the inner defects, same directin are usually related to the inner defects, carrier leakage and current leakage, so, the device with same direction peaks is usually unreliable one

    ( 2 ) m 、 h值大, b值小的器件是質量和可靠性不好的器件( 3 )導數上的峰與光導數上的峰相對應,反向峰通常與器件的可靠性無關,而同向峰的存在於器件的質量和可靠性密切相關,有同向峰的器件通常是質量不好的器件,這類器件老化后特性明顯變差,這意味著導數上的同向峰可以作為高功率半導體激光器可靠性篩選的一個助判據。
  20. The well - posedness and regularity problems of such equations will be dealed with elliptic regularization method. firstly, we construct a family of auxiliary problems with a small parameter e and a large parameter a. the energy estimates will be derivied after some lengthy calculation

    具體說,在兩區域閉交界附近作助問題的解的h ~ 1局部估計,而在每個區域內部的估計可由標準橢圓型方程h ~ 2內估計直接得到。
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