滑出線 的英文怎麼說
中文拼音 [gǔchūxiàn]
滑出線
英文
lead-off line-
In this dissertation, through computer simulation, the problems of modeling, control and guidance of auvs are presented. the first part of this dissertation addresses the problem of dynamically modeling of auvs, and derives thrusters " two - dimension nonlinear dynamic model, which has axial flow speed and propeller rotational velocity as two state variables, voltage or current of motor as inputs, and thruster force and torque as output. the second part focuses on the nonlinear adaptive sliding mode control of auvs in diving plane and steering plane
本論文系統研究了自主式水下航行器的建模、非線性自適應滑模控制、以及深度調整和水平面導引方法等問題,具體成果和創新點如下1 、根據流體力學理論,建立了螺旋槳推進器的動態模型,它以螺旋槳來流速度v _ p和螺旋槳轉速n為狀態變量,以電機施加轉矩為輸入,螺旋槳推力t和轉矩q為輸出。The drawing room was very large and very lofty ; its four windows looked out upon the garden, from which, on this rainy evening of the close of april, issued a sensation of damp despite the great logs burning on the hearth. the sun never shone down into the room ; in the daytime it was dimly lit up by a faint greenish light, but at night, when the lamps and the chandelier were burning, it looked merely a serious old chamber with its massive mahogany first empire furniture, its hangings and chair coverings of yellow velvet, stamped with a large design
客廳又大又高,有四扇窗戶朝向花園,現在已是四月底了,天氣多雨,雖然壁爐里燃著大塊劈材,大家仍然感到花園里有一股濕氣襲來白天,淡綠色的光線把房間里照得若明若暗但是,到了夜晚,臺燈和吊燈都點亮后,這間客廳里卻顯出一派莊嚴氣氛,陳設有拿破崙時代式樣的笨重桃花心木傢具,有黃絲絨的帷幔和椅套,上面印著光滑如緞的大圖案。This thesis primarily makes below the work of a few aspects : ( 1 ) the method to append the section line in the geological section plane and the geological plane graph intersected each other ; ( 2 ) the principle and method that automatic determinate of orebody on transverse section with the neural network theory was presented, and draw the slippery boundary of ore ; ( 3 ) the method that drawing the surveying well and lane way engineering in the geological and survey graph ; ( 4 ) the method to automatic calculation and statistics output ore reserves and grade ; ( 5 ) the method that automatic creating the geology cross section of the hole ; this thesis realizes automation for managing geological graph based on the substantive research work
本論文主要作了以下幾個方面的工作: ( 1 )提出了在相交平面圖和剖面圖中添加剖面剖切線的方法; ( 2 )提出了應用人工神經網路理論確定剖面中礦體界線的理論和方法以及礦巖界線圓滑的原理與方法; ( 3 )實現了礦山生產實測工程數據處理與地測圖件的有機結合; ( 4 )實現了礦塊地質品位和儲量的自動計算和統計輸出; ( 5 )提出了中深孔炮孔排面地質剖面圖自動剖切的原理和方法。本論文在大量研究工作基礎上,實現了地測圖件管理的計算機自動化。By analyzing and experimentally verifying the model, new ways of improving mixer performance were put forward. ( 1 ) heat water should be used in the mixer ' s temperature control to make the mixer work with optimal parameters. ( 2 ) the surface materials of the mixing chamber and rotors should be chosen rationally to change material surface energy and increase friction on them. ( 3 ) when the compound was processed under higher pressure of floating weight, shallow groovers or stripes parallel to the axle of the rotor should be made on the mixing chamber internal wall to increase the real contact area and improve mixing effect
通過對模型的分析和實驗驗證,提出了提高密煉機混煉效果的新途徑: ( 1 )密煉機溫度控制採用溫水冷卻,使密煉機處于最佳工作狀態; ( 2 )通過合理選擇密煉室和轉子表面材料以改變材料表面能來增大膠料與它們之間的摩擦力; ( 3 )在上頂栓壓力較大的條件下,在密煉室內壁與轉子軸線同方向加工淺的光滑槽可明顯改善混煉效果。The image reconstruction algorithms is thoroughly researched. the filter back projection ( fbp ), algebra reconstruction technology ( art ) and fan beam data rearrangement algorithm used in medical computer tomography are improved. the noser algorithm, linear neural networks method and hopfield neural networks method are presented and gain the better result of image reconstruction
深入研究了圖像重建演算法,改進了醫學ct的濾波反投影演算法、代數重建技術和扇束投影數據重排方法,提出了帶圖像光滑約束的noser演算法、線性神經網路方法和hopfield神經網路方法,並得到了較好的圖像重建結果。Auto filler line adopt pneumatic volumetric piston dosing filling principle, enter bottles, orientation, filling, come out bottles controlled by plc, measured up to gmp, suitable for filling products at any kinds of ropy pitch from aquiform to viscosity., suitable for food medicine, chemistry, pesticide, lube and daily merchandise cosmetic etc
全自動灌裝生產線採用活塞式定量充填原理,進瓶,定位,充填,出瓶均由plc自動控制,符合gmp標準,適用於水狀到膏狀的任何種類的粘稠度的產品的定量灌裝,廣泛用於食品,醫藥,日化,農藥,潤滑油及食用油等行業的灌裝設備。In this paper, the large non linear fem software marc be used to calculate the 3d deformed distribution of the cold roll forming machine frame, slide seat and bolster plate
摘要以大型非線性有限元軟體marc為分析工具,建立接觸分析模型,對冷滾軋機床機架、滑臺及墊板進行三維有限元彈性接觸分析,給出機床三維變形狀態的定量描述。Kinematics of the axial piston pump with swash plate yoke ' s angle were analysed. there was a lot of analysis about relative movement between piston and cylinder block, between piston and swash plate, between slipper and swash plate. at same time, the movement simulation curves were given
對軸向柱塞泵進行運動學分析,重點是對柱塞與缸體之間,柱塞與斜盤之間以及滑靴與斜盤之間的相對運動進行分析,並且分別給出了模擬曲線; 2Abstract : reviewed are five methods for the analysis of the penetration of jacked - in piles, namely, cavity expansion method, strain path method finite element method, slip line method and calibration model test. after analysis, it is pointed out that it is more rational to adopt sub - statical spatial axisy numerical formulas based on traditional plane - strain cavity expansion method in the analysis. after spatial closed - form solutions are obtained for soil movements, stresses and initial excessive pore pressures generated durihy pile penetration are found out. it is suggested that finite element analysis together with centrifugal model test be used in verifying the results
文摘:在分析飽和粘土中靜壓樁的貫入機理的基礎上,對靜壓樁沉樁分析的圓孔擴張理論、應變路徑法、有限元分析、滑移線理論和模型槽試驗等五種方法逐一進行評述,並提出在傳統的平面圓孔擴張理論基礎上加以改進,採用準靜態空間軸對稱方程組對靜壓樁貫入過程進行模擬,從而得出土體位移、應力、初始超孔壓的空間解析解,同時採用有限元分析、模型槽試驗相互印證的研究方法Use your pen to paint lines to help smooth the skateboard kid at the finish line it starts operating guide : keyboard mouse control, mouse slid off the lines, and the next move around baffle that can help you do some bad cards off the tube
:用你的筆來畫線條,幫助滑板小子順利的到達終點吧操作指南:鼠標鍵盤控制,鼠標滑出線條,而上下左右移動擋板,可以幫你過一些不好過的管卡The study shows that the most likely sliding path is located shallowly under the rock bed and the sliding path runs close to a line from tensile area at dam heel to dam toe. staircase sliding paths buried less than 14 meters bellow dam heel are also dangerous, but they are not the most dominant
研究表明,最危險滑移路徑處于壩基面以下淺層,滑移通道為從上游壩踵拉裂區沿近直線方式向下游壩趾滑出;正常蓄水位時, 9b 、 4b壩段最危險滑移路徑安全系數分別為k _ s = 4 . 15 、 3 . 05 。Introduction : use your pen to paint lines to help smooth the skateboard kid at the finish line it starts operating guide : keyboard mouse control, mouse slid off the lines, and the next move around baffle that can help you do some bad cards off the tube
用你的筆來畫線條,幫助滑板小子順利的到達終點吧操作指南:鼠標鍵盤控制,鼠標滑出線條,而上下左右移動擋板,可以幫你過一些不好過的管卡Still, the change of vg parameter in the beam was investigated in this thesis. dilation of plastic belt in the beam is also studied. analysis show that there is clear direction during the dilation of plastic belt, which is similar with the path of shear - mode fracture
分析表明塑性區的擴展有明顯方向性,據此得到的塑性區擴展方向與剪切型斷裂時的斷裂路徑比較接近,也與加載過程中韌帶區出現的集中剪切滑移線的方向比較一致。In order to propose an efficient solution to approximating smooth or rough curves and surfaces. this thesis gives the fractal approximation models. we also give the satisfactory application of m odels in morphing
為了統一逼近光滑曲線曲面與具有分形特徵的自然界復雜曲線曲面,本文研究了基於投影迭代函數系統模型的曲線曲面的統一分形逼近模型,並進一步給出了此模型在曲線曲面變形中的應用。In the first chapter, we introduce the concept and properties of the bezier curves. the question of continuity and modification of the bezier curves is given. and we introduce the context and produce of the question of the taffeta curve with given tangent polygon
第一章綜述已有的結果,介紹了b zier曲線的定義及其基本性質,指出b zier曲線存在的連接和修改問題,並介紹了與給定多邊形相切的光滑曲線問題的背景和已有成果。Then nonmonotone trust region algorithm is given and global convergence is proved. thirdly, based on complementary conditions and ncp theory, the minimax problem is transformed into nonsmooth equation. we introduce an numerical algorithm relating with splitting function method
基於互補條件和ncp函數理論,將minimax問題轉化為一非光滑非線性方程組,利用分裂函數的思想,構造了一種新的演算法,並給出數值試驗和收斂性證明。By means of constructing a math model, the process of drawing the flow lines in a certain sea area is transformed into a math problem, by which a computer program of charting the flow lines and a kind of algorithm of drawing the smooth lines are gained
摘要利用數學建模的方法,將一個繪制海水流線的問題轉化成一個數學問題,得出了用計算機繪制流線的演算法,以及描繪光滑流線的演算法。Generation and development processes of upper and under stab wound amount are reasonably analyzed by utilizing slip line field theory. furthermore it points out that it is unreasonable that minor pore expansion theory is applied to the generation and development process
用滑移線理論較合理地分析了組合樁復合地基上下刺入量的產生條件和變化過程,並且指出了小孔擴張理論應用於此的不可取之處。The top two senior level scorers of the local contest will be given an all - expenses paid trip to canada to take part in stage 2 of the competition in may this year at the university of waterloo in ontario, canada
首兩名出線學生將會代表香港,於5月到加拿大安大略省的滑鐵盧大學參加第二輪比賽,費用全免。The input - output linearization control is combined with the adaptive fuzzy sliding mode control, and is applied to the attitude maneuver control of the flexible satellite
摘要將輸入輸出線性化控制與自適應模糊滑模控制相結合,並將其應用於撓性衛星姿態機動控制中。分享友人