曲線長度 的英文怎麼說

中文拼音 [xiànzhǎng]
曲線長度 英文
curve length
  • : 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...
  • : 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;...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  • 長度 : length; longitude; size; extent; footage
  1. The study investigated aboveground growths of caragana korshinskii and artemisia ordosica planted in four modes, revealing that in different planting modes their densities, heights and canopy width and biomasses remained unchanged or tended to decrease slightly ; the young shoots of a. ordosica annually grew in a s - shaped cure and the young shoots of c. korshinskii grew fast in spring and grew slowly or cease to grow from july on ; the biomasses and leaf area indexes of c. korshinskii and a. ordosica annually varied in a double peak curve and there were 8 annual plants that invaded in the four planting modes and formed higher coverage ; the quadrat with only a. ordoska appeared to have obviously lower coverage and biomass that the other three quadrats

    摘要對騰格里沙漠東南緣2種人工植被檸條和油篙在4種配置方式下地上部分的生動態進行了研究,結果表明:不同配置方式下它們的密、高、冠幅和生物量基本不變或略微呈下降趨勢;油篙新梢的年生動態呈s型,檸條新梢春季生較快, 7月份以後生緩慢或基本停止生;檸條、油篙地上生物量和葉面積指數的年變化均表現為雙峰型, 4種配置方式下共有8種1年生植物人侵,並具有較高的植被蓋;同其它3個樣地相比,純油篙樣地1年生植物的密、蓋和生物量明顯偏低。
  2. The trajectory of antisubmarine homing torpedo is a complex space curve, so there is big limitation in accounting its trajectory length by plane geometry

    由於反潛自導魚雷的彈道是一條復雜的空間,因而平面幾何解析法求解其彈道有較大的局限性。
  3. A pair of new inodorous halfsilk black ladies hose, a pair of new violet garters, a pair of outsize ladies drawers of india mull, cut on generous lines, redolent of opoponax, jessamine and muratti s turkish cigarettes and containing a long bright steel safety pin, folded curvilinear, a camisole of baptiste with thin lace border, an accordion underskirt of blue silk moirette, all these objects being disposed irregularly on the top of a rectangular trunk, quadruple battened, having capped corners, with multicoloured labels, initialled on its fore side in white lettering b. c. t. brian cooper tweedy

    一雙嶄新沒有氣味半絲質的黑色女筒襪,一副紫羅蘭色新襪帶,一條印細軟薄棉布做的大號女襯褲,剪裁寬松,散發著苦樹脂素馨香水和穆拉蒂牌土耳其香煙的氣味,還別著一根鋥亮的鋼質別針,折疊成狀。一件鑲著薄花邊的短袖麻紗襯衣,一條藍紋綢百褶襯裙。這些衣物都胡亂放在一隻方形箱蓋上:四邊用板條釘牢,四角是雙層的,貼著五顏六色的標簽,正面用白字寫有首字b . c . t布賴恩庫珀特威迪。
  4. Without considering other aspects, carbon nanotubes with the same aspect ratio have entirely uniform trend in charge density relative distribution curve

    在忽略其他條件影響下,徑比相同的碳納米管,電荷密相對分佈趨勢完全相同。
  5. James gregory gave in his "geometriae pars universalis" a method of rectifying curves.

    JamesGregory在他的《幾何的通用部分》中給出了計算曲線長度的方法。
  6. In order to obtain the most economic benefits, the paper utilized the theory of " homalographic characteristic " and " share alike compensation current characteristic " to build up the best compensation relation for " hour - current " curve applied to transformer substation and for " length - current " curve applied to distribution line

    以獲得最大經濟效益為目標,利用「等面積特性」和「補償電流等分特性」理論。推導了應用於變電站的「時間?電流」關系中存在的最佳補償關系,以及應用於配電路的「?電流」關系中存在的最佳補償關系,及補償后的經濟效益計算模型。
  7. The beeline distortion face often needs to be spread into an ichnography during drawing the reinforcement drawings for the inlet and outlet of the hydraulic structure, so as to show the length of the reinforcing steel bar directly

    摘要在繪制直面鋼筋圖時常常需要將其展開為平面圖形,以直觀地顯示鋼筋的
  8. The angular extent in a specified plane which contains all the radius vectors of the polar curve of luminous intensity having lengths greater than a specified fraction of the maximum

    在某一平面上,一定角寬范圍內所包含的光強極軸上的矢徑均大於其最大值的某一特定比例,這種情況定義為光束的發散。
  9. Recently, with the development of railage, passenger transport, freight and the density of train have increased mostly. it results in rail - wear day after day, especially the side rail - wear. so the ministry of railway has been taking the situation of rail into account greatly to insure train and rail safely

    近年來隨著鐵路重載運輸的大力發展,客貨運量和行車密大幅,從而導致鋼軌磨耗日益嚴重,尤其是鋼軌的側面磨耗急劇上升,因此鐵路工務部門十分重視對鋼軌傷損情況的檢測,以確保行車的平穩性和安全性。
  10. The sinuosity or sinuosity ratio of a stream is expressed as the ratio of the length along the center line of the stream to the length along the valley.

    一條河流的彎率或彎比,是以沿該河中心與沿其河谷之比來表示的。
  11. The distribution of the shearing force along the rod can be obtained. in process of analysis, standard calculating software matlab is used to compute some examples and draw the shearing force distribution curve. then the distribution character was obtained throughway the analysis of this picture

    在求解過程中使用標準計算軟體matlab ( 5 . 3edition )進行數個算例的計算,然後使用該軟體的函數可視化功能繪制剪力沿桿體的分佈,最後通過對圖象的分析得出壓力型錨桿剪力分佈的特徵。
  12. The results indicate that ( a ) before heat treatment, with the increasing of substrate temperatures, content of lower valency ( tij + ) decreases, the stoichiometric proportion of o / ti in all samples is about 2 ; the films have amorphous incompact columnar fiber structure, and with the increasing of substrate temperature, the size of columnar fiber increases ; the films have good hyalescence in visible range and great absorbability at the wavelength of 350nm ; optical constants of the films are calculated from the transmittance spectrums in visible range by mathematical analysis of the orders of interference, the results show that the refractive ind

    研究結果表明, ( a )熱處理前,隨著基片溫的增加,薄膜中的低價氧化鈦含量逐漸減少,化學計量比趨于o ti = 2 ;薄膜具有非晶態不緻密的柱狀纖維結構,柱狀纖維的尺寸隨基片溫的升高而增加;薄膜在可見光范圍內透明,在波為35onzn時嚴重吸收,利用干涉級次法分析了薄膜的光學常數,結果表明,薄膜的折射率隨基片溫的升高而增加,根據計算結果得到了tioz薄膜在不同基片溫下的折射率色散
  13. Which contrast you create, the length of the ascenders and descenders, the rhythm, the blackness of a type, the strength of the curves and the bowls, etc

    例如採用怎樣的粗細對比,上伸部和下伸部的,字體的節奏,黑和字碗的力,等等。
  14. In this thesis, four types of steel beam - rectangular cfst column connections, including normal welded flange plate ( wfp ) connection, bolted flange plate ( bfp ) connection, stiffened end plate ( sep ) connection and double split - tee plate ( dst ) connection, were designed based on the configuration of steel frame connection. total 8 models, 2 models of each kind of connections were tested under low - reversed cyclic loading at the end of cfst columns. the relationships between force and displacement at the end of columns, the relationships between the moment and rotation of the joints, degradations of strength and stiffness, ductility, failure mechanism and failure characteristics of these four connections under different axial - compression ratios were presented

    本文借鑒鋼框架節點構造,設計了四種類型矩形鋼管混凝土柱與鋼梁連接節點,包括常規栓焊( wfp )節點、翼緣全螺栓連接( bfp )節點、雙t板連接( dst )節點以及加勁端板連接( sep )節點,進行了四類節點8個模型試件在柱端低周反復荷載作用下的抗震性能試驗研究,比較了不同軸壓比下節點的滯回性能、強與剛退化、延性、破壞機理與破壞特徵,主要結論有: 1 、節點的位移滯回與轉角滯回為塊型分佈,沒有或略有捏攏現象,耗能能力強; 2 、軸壓比對節點滯回有顯著影響,全部節點都有顯著的剛退化; 3 、位移與轉角骨架在峰值荷載後有較的水平或下降段,具有良好的延性性能; 4 、從整體抗震性能上看,翼緣全螺栓連接節點、雙t板連接與加勁端板連接節點都優于常規栓焊節點,可在實際工程中加以推廣。
  15. Among railway line ' s plane design parameter, the minimum radius of curve, transition curve ' s type and length, straight line between two curves, centre - to - centre distance of track are key factors which confine railway to bringing up speed, moreover these factors among maglev railway request even more strict

    由於高速磁懸浮鐵路採用了非接觸式的行車技術,舒適性將得到很好的改善。鐵路路平面設計參數中,最小半徑、緩和曲線長度、夾直間距離是限制列車速的關鍵因素,高速磁浮鐵路同樣如此。
  16. Abstract : the curve equation, force calculation and the length of suspension in two conditions of suspended cable are given through the strict derivation using mathematical and mechanical method. the two conditions were the weight of suspension uniformly disturbed along the link and suspension line. the applications are given and the common expressions have some applied value in engineering

    文摘:通過數學、力學推導,給出了懸索自重沿弦(懸掛點連)及沿索均勻分佈兩種情況下的懸索方程、受力計算及索,並給出了工程應用實例,所得結論和公式具有一定的工程應用價值
  17. A model of letting out of no oil ubricated double whirlpools vortex air compressor was set up, the length of leak line of one cycle was calculated the change of the leak line at work, the change of the length of leak line varying with the crank corner, and the change of the leak amount varying with the pressure of revealing atmospheric and crank corner were analyzed

    摘要建立了無油潤滑雙渦圈渦旋壓縮機的泄露模型,根據型的幾何理論計算了一個周期內泄漏,分析了在工作過程中泄漏的變化,泄漏柄轉角的變化,以及泄露量隨排氣壓力,柄轉角的變代情況。
  18. James gregory gave in his " geometriae pars universalis " a method of rectifying curves

    James gregory在他的《幾何的通用部分》中給出了計算曲線長度的方法。
  19. In calculation, cubic spline curve is used to instead contour line. this method can increase the precision of curvilinear distance measurement

    並在具體計算時,採用三次樣條代替輪廓,提高了曲線長度的計算精
  20. This paper analyses some factors of relax curve in highway plane design and puts forward some methods to choose the length of relax curve

    摘要對高等級公路平面設計中緩和曲線長度的影響因素進行了分析說明,並對設計中如何合理確定緩和曲線長度提出了具體方法。
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