曲線的拐點 的英文怎麼說
中文拼音 [qūxiàndeguǎidiǎn]
曲線的拐點
英文
point of inflexion on a 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
- 拐 : Ⅰ名詞1 (走路拄的棍子) crutch; cane; walking stick 2 (說數字時用來代替 「七」) a substitute fo...
- 點 : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
- 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
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This paper deriving the theory work inflection point in the static stage characteristics curve of small measurement range linear dimension measurement. by the way of high pressure and back pressure pneumatic measure and designed the parameter of the mainly and measure spray head, which are the key component in the spray head - baffle pneumatic sensor. the different groups for the main - spray head and the measure spray head, will effect the dynamic and static stage characteristic parameter. the author have done contrast experiment and optimization design to test and verify the theory derivation whereby made the rang of show valve of pneumatic measure system measure range up to 40 u m, the sensitivity up to 100mv / u m, resolution up to 0. 05 p m, the uncertainly of measure is less than 0. o2 u m, satisfaction of requirement of groups the carboy hatch thickness size precise measure of soft shims
對高壓背壓式氣動測量用於小量程線性尺寸測量的靜態特性曲線的理論工作拐點進行了推導,對氣動測量系統中的噴嘴-擋板型氣動傳感器中的關鍵部件? ?主噴嘴和測量噴嘴的參數進行了理論設計,對主噴嘴和測量噴嘴的不同組合,將影響測量系統靜、動態特性指標的噴嘴參數進行了對比實驗和優化設計,並通過實驗驗證了理論推導,從而使氣動測量系統量程的示值范圍達到40 m ,靈敏度達到100mv m ,解析度達到0 . 05 m ,測量不確定度小於0 . 2 m ,滿足了壓縮機缸蓋軟體墊片厚度尺寸精密測量分組的要求。Analysis of inflection and singular points on planar c - b zier curve
曲線的奇拐點分析The resistance of sample l # ( 44nm ) and sample 2 # ( 50nm ) rises rapidly from 25k and 45k respectively, and an inflexion appears at the temperature in the resistance - temperature curves. the same inflexion appears at 75k in the resistance - temperature curves
晶粒尺寸為44nm和50nm的1 #和2 #樣品的電阻率分別在25k和45k附近開始隨溫度的升高快速增大,在曲線上出現拐點。The whole tension strength of steel fiber reinforced self - stressing concrete is a combination of tension strength of matrix and the self - stress value ; the strain of knee point is defined to 500 10 ^ ( - 6 ), and a formula for stress of knee point is suggested
鋼纖維自應力混凝土抗拉強度為混凝土基體的抗拉強度與自應力值之和;曲線下降段拐點的應變定義為500 10 ^ ( - 6 ) ,並提出拐點應力計算公式。Quartic ph curves are studied. their contribution of cusps and inflections are discussed in this paper. a first - order hermite interpolation by quartic ph curves is obtained
文中還研究了四次ph曲線,討論了其尖點和拐點的分佈情況,得出了四次ph曲線的一階hermite插值的解。The empirical equation w = asb was used to fit water holding capacity of four kinds of agricultural soils in loess plateau. soil water holding capacity and unavailable water content increased as soil texture became clayed. available water content in loam was higher than those in sandy soil and clayed soil
黃土高原四種主要農業土壤的水分特徵曲線並無明顯的平臺或拐點產生,其關系能夠很好地用garden經驗方程( w = as ~ ( - b ) )進行擬合。It was showed that c. arborescens ecotype wu was generally the most drought tolerant one except lower than c. arborescens ecotype xj which was the maximum in may, bore comparison with zygophyllum xanthoxylum by estimating seasonally ; c. latens ecotype nx was significantlly lower than c. arborescens ecotype wu, the result was contrary to being known ; c. arborescens ecotype kerqin was significantlly lower than wu ; xj, the maximum in may, showed no else great difference to nx ; c. lanata was high in april and not high afterwards, however its phenological phase presented visible changes as compared with the original life patterns in western america
Arborescensecotypexj ) 5月耐旱性表現最強,其他時間與寧夏駝絨藜差別不大;北美駝絨藜( c lanata ) 4月拐點很高, 4月以後耐旱性降低,其物候期與原分佈區(美國西部)相比發生了很大變化。駝絨藜屬植物在不同季節中蒸騰速率的日變化基本上都為典型的單峰曲線。A value between from 0 through 1 that specifies the amount that the curve bends between points, with 0 being the smallest curve sharpest corner and 1 being the smoothest curve
介於0到1之間的一個值,它指定曲線在點與點之間彎曲的程度, 0表示最小彎曲(最銳拐角) , 1表示最平滑彎曲。Quick locating algorithm for turning points in discrete point set of plane curve
平面曲線離散點集拐點的快速查找演算法Comparison between quasi - static indentation and low - velocity impact tests has been conducted in this paper at last. in accordance with energy balance principle, the dent depth vs. peak contact force under impact curve, which is derived from the dent depth vs. impact energy curve, is similar with the dent depth vs. indentation force curve with an evident transition
最後,本文還對低速沖擊試驗與靜壓痕試驗做了比較分析,並基於能量平衡公式,從沖擊能量凹坑深度關系導出了沖擊最大接觸力凹坑深度關系曲線,它與靜壓痕試驗得出的壓痕力凹坑深度曲線的變化趨勢相類似,即出現較明顯的拐點。And about the symbols, after analyzed the structural properties of alphabetic and digital characters on vehicle license plate in detail, the dissertation selects features of minutiae, closed curve and corners in strokes as the foundation of character recognition to recognize characters in license plate
而對于符號,通過對車輛牌照上英文字元和數字字元結構特徵的詳細分析,選擇字元中的細節點特徵、閉合曲線特徵和拐角點特徵作為字元識別的依據,根據這些特徵來識別牌照上的英文字母和數字字元。But their difference is that kuznets simulated relative income inequality, and robinson simulated absolute income inequality
模擬實驗結果顯示,中國的收入不平等水平即將接近倒u曲線拐點。The result indicates that improvement is helpful to enhance veracit y of calorimeter. when coal combusts in bomb, temperature of measuring system will change. through analysis and comparison graphs of temperature, we can see that they differ from each other with the variation of coal ingredient and there is a flexion in it
通過分析和比較恆溫式氧彈儀測定煤炭發熱量過程中量熱系統溫度變化的曲線,發現量熱系統的溫升曲線普遍存在著一個拐點,這個拐點可以作為煤在過氧條件下著火燃燒方式的判據。Based on the mathematical definition and physical meaning, a fast effective method was studied to calculate mathematical inflection point using computer, and a algorithms was proposed to calculate the mathematical inflection point of discrete data using non - fitting curve way
在數學定義及物理意義的基礎上,研究了利用計算機來計算數學拐點的一種快速有效的方法,提出了對于離散數據以非擬合曲線的方式計算拐點的演算法。This paper proposes a new way for nuc on the basis of detector ' s response nonlinerity. through analysis on the data obtained in experimentation, the nonlinerity curve and its arithmetic model are found, on the basis of which several special points on the curve can be selected to correct the nonuniformity. the algorithm takes the detector ' s natural essence into account so can behave more satisfyingly
本文提出了一種基於探測元響應非線性的非均勻性校正方法? ?非線性擬合校正法:通過實驗測得的數據,擬合出探測器的響應特性曲線並建立其數學模型,根據曲線特徵選取特殊點(如拐點、極點等)進行定標校正。In the experiment of this thesis, a high accurate measurement system based on linear array ccd is made up ; the illumination system is improved, and curve fit is adored to obtain the margin value. finally, the size of the obtained object is less than the pixel dimension according to lens magnification p
本文建立了基於線陣ccd的線徑高精度測量系統,在對照明系統改進的基礎上,採用曲線擬合求拐點的方法來提取信號的邊緣特徵,最後根據透鏡的放大倍率得到低於ccd像素尺寸直徑。分享友人