曲線的長 的英文怎麼說

中文拼音 [qūxiàndezhǎng]
曲線的長 英文
length of curve
  • 曲 : 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...
  • 線 : 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...
  • 的 : 4次方是 The fourth power of 2 is direction
  • 長 : 長Ⅰ形容詞1 （年紀較大） older; elder; senior 2 （排行最大） eldest; oldest Ⅱ名詞（領導人） chief;...
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  1. The head girths of several patients were above the 97th percentile of the normal growth curve, but were normal in a special growth chart for achondroplasia

    有幾位患者的頭圍大於正常生長曲線的第97個百分位數，可是在軟骨發育不全侏儒患者特有的生長曲線中，這些頭圍是正常的。
  2. Blaze wavelength. the peak wavelength in the typical efficiency curve for a ruled grating. also, for a holographic grating, the most efficient wavelength region

    閃耀波長.常規光柵的典型效率曲線的波峰.對全息光柵而言，則是指最有效的波長區域。
  3. Eng. ) preparation of media, culture of bacteria, isolation and purification of bacteria, preservation of bacterial strain, gram stain and observation of bacterial strain, biochemical test, growth curve, preparation and analysis of bacterial dna

    中）培養基的制備，菌株的培養，菌株的分離及純化，劃線分離法，及連續稀釋法，菌株的保存，菌株的格蘭氏染色法，菌株生化反應的測試，菌株生長曲線的測定，菌株的染色體dna之制備及分析。
  4. Effect of the ethanol extract of oxalis corniculata l on the growth curve of bacterium

    酢漿草乙醇提取物對細菌生長曲線的影響
  5. Their heights were around four standard deviations below the 50th percentile of the normal growth curve

    他們的身高大約比正常生長曲線的第50個百分位數低4個標差準。
  6. The population of bugs in a petri dish typically increases in an s - shaped curve

    在細菌培養皿中，細菌數量是呈s曲線增長的。
  7. Determination of length of insert transitive curve

    中插緩和曲線弧長的確定
  8. Bl21, the highest expression level was found at 12h after iptg induction. however, no significant difference was observed on the expression levels of cein between 12h and 6h after iptg induction. significant differences were seen between the carbon and nitro

    兩重組菌（ pqe16 jm109和pqe16 blzi ）的生長曲線的對比說明，其生長曲線及發展趨勢基本一致，但pqe16 blzi的生長速度更快，
  9. Local influence of growth curve model with uniform covariance structure

    具有均勻協方差結構的曲線增長模型的局部影響分析
  10. Cell compatibility of films is researched firstly, which will make a significant contribution to the using fha films in practice from development. cell cycle, measured by flow cytometer and mtt method, and cell growth curve are used to analyze the impact of material and the immersed medium to the multiplication of osteoblast - cell

    通過mtt法，流式細胞儀測定細胞周期，以及細胞生長曲線的測定，分析研究了fha薄膜材料對成骨細胞增殖生長的影響以及材料的浸提液對細胞增殖的影響，通過細胞相對增殖活性的測定對fha薄膜進行毒性評級。
  11. It is more suitable for the broader sc spectrum generation when the dispersion curve of the fiber is flatter and distance between the two zero - dispersion wavelengths of the fiber is farther from each other

    光纖的色散曲線越平坦，色散曲線的兩個零色散波長相距就越遠，也越有利於超連續譜的展寬。
  12. 2 ) the growth curves for different cells show that overexpression of gpil7p has no lethal effect on the yeast cells and only that of the dominant negative mutants can cause cells not grow

    2 ）生長曲線的測定表明，過表達gpi17p對正常酵母細胞不致死，而只有顯性負性突變體的過表達才會導致酵母細胞不能生長。
  13. The influence of y _ 2o _ 2s : eu phosphors fluorescent spectra, chroma and luminescence intensity is systematically studied when different concentration of europium is adulterated into different phosphors by means of xrd, fluorescent spectra analysis, time - basing spectra analysis, long - persistent fluorescent spectra analysis and so on ; the influence on y2c > 2s : eu phosphors structure, luminescence intensity and long - persistent curve is investigated when different concentration of mg24 " > ti4 " 1 " is adulterated into different phosphors, finding the most suited concentration of mg2 " * ti4 " 1 " ; base on the suited concentration of mg2 + > ti4 +, the influence rule on phosphors luminescence intensity and long - persistent curve with changing of eu + concentration is also studies. at the same time, by using rare - earths metals adulteration and theory of chroma synthesis, the possibility of sensitized buildup of phosphors and the synthesis of different color long - persistent phosphors is also researched

    應用x射線粉末衍射（ xrd ） 、熒光光譜、時間分辨光譜及磷光體長余輝壽命測試等綜合實驗手段，較系統地研究了摻雜eu對熒光體y2o2s ： eu熒光體的發光光譜、色度和發光強度的影響；研究了不同mg ， ti含量對磷光體基質結構性能、發光強度與余輝曲線的影響及其適宜的摻雜濃度；基此，研究了在給定mg ， ti含量時，不同eu摻量對磷光體發光強度和余輝的影響規律；從稀土摻雜和色度合成原理分別探討了eu的發光敏化增強和制備不同光色長余輝磷光體的可能性。
  14. Available empirical results indicate that the creep of reinforcement strongly influences the overall behavior of rs structures, which is demonstrated by excessive deformations. different creep tests are discussed and the test methods to obtain the two kinds of creep curves are compared in this thesis. the methods of how to determine the reduction factor according to long - term strength of creep or allowable strain during the services life are presented

    文中介紹和研究了不同的蠕變試驗手段，比較了獲得兩種蠕變曲線的試驗方法，並給出了兩種蠕變曲線一定范圍外推的數據處理方法;給出怎樣根據設計使用年限的長期蠕變強度或容許應變來確定蠕變折減系數的方法，並用計算實例來說明。
  15. So sral2o4 eu, dy can be regarded as high efficiency solid display material. in this dissertation, sral2o4 : eu, dy is prepared by high temperature solid - state reaction, which contained the steps of stoichiometry, grind and high temperature agglomeration

    並通過對10小時余輝衰減曲線的準確測量詳細研究了各步驟對材料發光性能的影響，總結出制備此類長余輝材料的最佳配方和制備工藝。
  16. To directly estimate the life of this kind of motor, and to design a orbit curve with the longest life at same condition, this paper gives theoretic research of the equal contact stress inner curve of radial piston motor. the research is divided into four parts : 1 ) taken all forces the piston endured into consideration when radial piston motor working, the force between roller ( or ball ) and orbit is deduced. the simple style of the press expression can be confirmed by ignoring minor influence factors after analysis all factors that will influence this press

    靜壓傳動技術在各類工程機械中得到廣泛的應用，對作為其核心部件的徑向柱塞式低速大扭矩液壓馬達的研究顯得十分重要，為了能直接對這種馬達進行壽命估計，並能在相同工況下求得壽命最長的軌道曲線，本文從設計等接觸應力內曲線的角度對這類馬達作探討性的研究，主要從以下四個方面進行： （ 1 ）綜合考慮徑向柱塞式液壓馬達工作時的各種主要受力狀況，對柱塞組件進行受力分析，並通過模擬分析影響軌道和滾動體間正壓力的各個因素，得到正壓力的簡化表達式。
  17. If the geometric hermite data is from a smooth function with the arc - length parametric, the cubic ph approximates the smooth function, the error in the approximation of a short segment of length h is found

    如果此三次ph曲線插值于以弧長為參數的某一函數曲線，則可以給出三次ph曲線逼近該一小段曲線的逼近誤差。
  18. The parametric speed of the curve is firstly approximated by the bezier polynomial which takes the lengths of control polygon ' s edges of the direction curve of normal as bezier coordinates. then the corresponding geometric offset approximation algorithm is given. moreover, an offset approximation with high precision is obtained by degree elevation of the direction curve of normal

    首先利用以法矢方向曲線的控制多邊形邊長為b zier縱標的b zier多項式來逼近曲線的參數速度，給出了相應的幾何等距逼近演算法，進一步結合法矢方向曲線的升階獲得了高精度逼近
  19. Students : the length of the curve making a circle is called the perimeter

    生：圍成圓的曲線的長度叫做圓的周長。
  20. The internal force that is the elasticity and the strength makes the curve regular and smooth

    彈力使得曲線的長度最短，張力可以保持曲線的原有形狀。
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