線段長 的英文怎麼說
中文拼音 [xiànduànzhǎng]
線段長
英文
length along path-
1. because the taxonomic division is rather complex and has been much disputed and revised, in this part, we will review the classification and phylogeny of families, subfamilies and tribes of anseriformes based on morphology, ethology, osteology, mitochondrial and nuclear dna restriction fragment length polymorphism, single - copy nuclear dna hybridization and the sequences of mitochondrial gene analysis referring to the different definition, classification and phylogenetic relationships of the families, subfamilies and tribes of anseriformes. the controversial questions and deficiency in the systematic studies of anseriformes were pointed out
具體包括以下幾個部分： 1 、針對雁形目鳥類異常復雜的分類狀況及分類上存在的爭議，根據雁形目鳥類的形態學、行為學、骨骼學、角蛋白、線粒體與核dna酶切片段長度多態、單拷貝核dna - dna雜交及線粒體基因dna序列分析等方面的研究，對雁形目鳥類分類中科、亞科和族的劃分及其相互間的系統發生關系進行綜述，分析系統學研究中存在的不足，提出了雁形目鳥類分類中急需解決的問題。A new fractal - based infrared image feature extraction method is presented and the detailed theoretic analysis and implement procedure of this algorithm is submitted and tested in some experiments. with the limitation of the line detection based on traditional hough transform that the information of the length and the end points of the line is unavailable, a new algorithm which makes use of the accessional strategy based on precognition information is put forward to meet the demand for more information of the line, simulation results show this method is effective. finally, the whole process of airport target recognition is presented and the result images are also given
使用分形方法提取目標的特徵，在知識指導下，提出了一種基於目標特徵模型的降維的形態學分形維數計算方法，對傳統分形方法進行了改進，從理論上推證了演算法的合理性，並對演算法進行了模擬分析；針對傳統hough變換無法獲得線段端點和長度信息的局限性，提出了一種基於目標特徵先驗知識的hough變換融合策略，通過引入目標先驗知識，可以有效地獲得直線信息；對信息多而復雜的機場目標採用基於知識的目標識別方法，使用置信度模摘要型實現不確定推理，對目標進行識別判斷，將知識貫穿于整個識別過程中，對目標進行了有效地識別。The welding technology of francis turbine runners is optimized from the view of subsection welding and local heating by numerical simulation. the result shows that welding residual tensile stress appears in the weld and its area nearby, and peak stress appears in the dangerous area of blades after practising quondam welding technology ; welding residual tensile peak stress in the dangerous area of blades can be decreased by welding both ends earlier and then welding middle section later during subsection welding, and decreasing effect on welding residual stress of the subsection welding is related to the weld length of blade outlets and welding direction of each subsection ; decreasing effect on residual stress of the local heating is direct proportional to heating time, heating temperature, heating area, and inversely proportional to cooling area, and welding residual tensile peak stress in the dangerous area is decreasing trend earlier, and then increasing trend later with heated location increased
本文利用數值模擬手段對轉輪的焊接工藝從分段焊和局部加熱兩個方面進行了優化，結果表明:採用普通工藝焊接時，葉片焊后殘余拉應力出現在焊縫及其附近區域，並且在葉片出水邊的熔合線附近（危險區域）出現了峰值;在採用優化的分段焊時，先焊兩端后焊中間的方法可以降低葉片危險區域的焊接殘余拉應力峰值，降低效果與葉片出水邊焊段長度、焊縫各段的焊接方向有關;局部加熱法降低轉輪危險區域殘余應力的效果主要與加熱時間、加熱溫度以及加熱面積成正比，與冷卻面積成反比，並且危險區域的殘余應力隨加熱區域的增大呈先降低后升高的趨勢。The article structure the landslide prevention and cure, the structure of prestress anchors and its application in detail. basing on the geology condition of fabricating yard, we calculate the solid power and the length of anchor rope. we have worked out the experiment research scheme, and has carried on the earlier stage experiment, field demarcation experiment and has opened pulling the experiment on the spot. ten teams of steel rope to two teams of structure types twist the experimental data that thread internal stress and the total pulling force has been in progress research, and has put forward raising the measure of solid capability of prestress anchor and administering possessing
本文以川藏公路滑坡路段為研究對象，對滑坡的治理、預應力錨索的結構、作用及其在滑坡防治中的應用進行了詳細的分析；基於施工現場的地質條件，對錨索錨固力及錨索最佳錨固段長度進行了理論計算；制定了實驗研究方案，進行了前期實驗、現場標定實驗、實地張拉實驗；對兩組結構型式的十組鋼絞線內應力及總張拉力的實驗數據進行了研究，提出了提高預應力錨索錨固性能的措施，以及具體的施工方案和施工工藝。It shows that the method suggested in the paper is simple, applicable for engineering and has good precision. on the bases of the formulas deduced, and combining with relative test datas, it studies in the paper several factors influencing the bearing performance of the simple beams, such as shape of the external tendons, the equal moment segment length, span - to - depth ratio of the beam, valid initial prestress of the external tendons, area of the internal tension reinforcement, strength of the concrete, vertical distance between
在公式推導的基礎上，結合相關試驗資料，研究了體外筋的形狀、等彎矩區長度、梁跨高比、有效張拉預應力、體內受拉筋配筋率、混凝土強度、錨固點到樑上邊緣在垂直方向上的距離、體外預應力筋水平段長度（雙折線型體外筋的情況）以及荷載類型等對體外預應力混凝土簡支梁受力性能的影響。On the base of analysing the ordinary design methods, aiming to the minimum annual cost or investment, taking the pipe length and water pump lift as decision - making variables, the linear programming models are presented to optimize the diameters of main network and field network
論文首先分析了常規微灌系統規劃設計方法，在此基礎上，以年費用或投資最小為目標，用離散管徑方法，以管段長度和水泵揚程為決策變量，分別建立了水泵加壓式和自壓式干管管網優化設計以及田間管網優化設計線性規劃模型。This dissertation is about taking use of the merit of the traveling wave principle, exciting a traveling wave in a ring type stator with two tangential paths, generating the linear movement of the ultrasonic motor
本文研究利用行波原理的優點，在具有兩個直線段的長環形結構中激勵出行波，使馬達產生直線運動的超聲波直線馬達。The essay analyzes the differences of calculation methods of passing capacity between existing lines and passenger dedicated lines, explores the relationship between length of passenger flow section of passenger dedicated line and passing capacity, redefines the standard train for discount coefficient, and analyzes the change tendency on average discount coefficients of medium speed train and the high - speed stop trains versus high - speed non - stop trains, and the change tendency on train proportion of different high - speed stop trains and the passing capacity of high - speed train in passenger flow section is also provided
摘要分析了客運專線通過能力計算與既有鐵路的不同之處，探討了客運專線客流區段長度與通過能力之間的關系；重新選定了扣除標準列車，分析計算了中速列車和高速停站列車相對于高速直達列車平均扣除系數的變化趨勢，以及不同高速停站列車比例變化時，客流區段高速列車通過能力的變化趨勢。The calculation is based on the actual length of the first line even if this line has a full or partial double track or more tracks, excluding double tracks, stationsidings, tracks under the charge of stations, branch lines, specialpurpose lines and the non payable connecting lines
凡是全線或部分建成雙線及以上的線路，以第一線的實際長度計算；復線、站線、段管線、岔線和特殊用途線以及不計算運費的聯絡線都不計算營業里程。If you place unit segments end-to-end, you will eventually get a segment larger than any given segment.
如果你將單位線段一個接一個連接起來，最終會得到一條線段，比已知線段都長。What ' s the average length of all three lines
三條線段的平均長度是多少厘米？A tight curl, twist, or bend in a length of thin material, as one caused by the tensing of a looped section of wire
扭結一段長度的材料產生的繃緊的捲曲，曲折或彎曲，例如因拉緊線的有環部分The length of the green line will be 8. 95 kilometers in total, with a 0. 52 - kilometer elevated viaduct section. on the green line, there will be 10 at - grade stations. the line will start from hsinchu chemical station on road no. 5 connecting with the red line at this point, then pass through the downtown area along road no. 5, circle the downtown area along chingkao road and chunghu road, and finally arrive at hsinchu tr station, where it will re - join the red line
目前研提二個較可行路線，其中南北線全長約8 . 15公里，地下段1 . 8公里，平面段6 . 35公里，設八座車站，含1座地下車站，南端銜接高運量捷運新莊線大橋國小站；東西線全長約5 . 35公里，高架段1 . 5公里，平面段3 . 85公里，設八座平面車站，東端銜接高運量捷運淡水線芝山站。8 topstitching must be even, correct tension, correct stitch lengths and not to have joins / over - sews
臨邊縫線（面線）必須闊窄一致，縫線張力及線段長短要正確，不應駁線或超出特定范圍外。Crosstalk avoidance, and many other aspects that are critical in routing practice including congestion, vias, layer preference, etc., are taken into account. a track reservation strategy is adopted in the algorithm framework to compensate the undesired effects caused by sequential routing
這些中間階段包括層分配確定線網各段所在的布線層軌道分配確定較長線段占據的軌道屏蔽插入在某些軌道上插入屏蔽線等。In computer graphics, the simple function for drawing on the screen. typical primitives are rectangle, line, polygon, etc
在計算機圖形學中，在熒光屏上繪圖的簡單程序。典型的圖元是長方塊、線段、多邊形等。5. based on the solutions developed herein, the main features of the interaction between visco - elastic layered soil and an integral pile or a multi - defective pile are systematically analyzed. the influence on the vibration properties caused by soil modulus, the degree of pile defects, and the length and location of the defects are discussed, and many important conclusions are drawn
5 、利用所得解，對成層土中完整樁、變截面、變模量樁的振動特性進行了較系統的分析，並重點討論了土層模量、樁身缺陷程度、埋身、缺陷段長度、激振頻率等對樁項復剛度、樁頂反射波曲線、導納曲線的影響，得到了許多重要結論。11 batterywala s, shenoy n, nicholls w, zhou h. track assignment : a desirable intermediate step between global routing and detailed routing. in proc. int
根據擁擠度串擾敏感度線長等參數，每條線段都可以計算一個優先級，進行分配時按優先級從高到低進行。Based on the solutions proposed herein, the longitudinal vibration properties of an integral pile in a uniform soil or layered soil, a pile with variable sections or variable modulus in a uniform soil are discussed respectively. the influence on the curves of complex stiffness, mobility and reflection wave of pile caused by soil modulus, the degree of pile defects, and the length and location of pile defects are emphatically discussed. 3
利用所得解分別對均質土中完整樁、成層土中完整樁、均質土中變截面樁和均質土中變模量樁的縱向振動特性進行了分析，重點討論了土層模量變化、樁身缺陷程度、缺陷段位置、缺陷段長度等因素對樁頂復剛度、速度導納和反射波曲線的影響。Analytical results proves the existence of the two needed bend standing wave which generate traveling wave in the ring - type structure with two linear portions, and also confirms the existence of traveling wave through the harmony response analysis
採用有限元方法對帶有兩個直線段的超聲波直線馬達進行了分析，分析結果表明長環型結構上存在著產生行波所需的兩個彎曲駐波。分享友人