改變控制點 的英文怎麼說
中文拼音 [gǎibiànkòngzhìdiǎn]
改變控制點
英文
control point change- 改 : Ⅰ動詞1 (改變) change; transform 2 (修改) revise; alter; modify 3 (改正) rectify; correct 4 ...
- 控 : 動詞1 (告發;控告) accuse; charge 2 (控制) control; dominate 3 (使容器口兒朝下 讓裏面的液體慢...
- 制 : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
- 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「、」)...
- 改變 : change; alter; transform; turn; convert; mold; modify
- 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
-
The point analyses the composition and efficancy of the structure of corporate governance with the modern administration theory. lt systematically sets forth and compares the features and development of the structure of the corporate governance in chinese and western. by analyzing the present situation of our listing companies, it points out : " the internal control " can be considered the inevitable phenomenon, emerged in the period from the socialism planned economy to the market economy in china ' s state - owned enterprises. by the means of gathering a vast amount of data and analying cases and charts, it gives the conclutions : because the enterprise inform is progressed " step by step ", the internal controlling in our country has assumed its own features : the enterprise is in the concussion between the " super - powerful controp ' of external and the " super - weakly control " in internal. those popular phenomenon have been looked as the principle manifestation of " the internal control " which taking the national stock as the ma in part and holding the post of chainman of the board and the chief manager in company to the same man
本文利用現代管理理論和現代企業理論來剖析公司治理結構的組成和效率體現,對中西方公司治理結構的特徵和歷史發展作了較系統的闡述和比較,並且運用大量的數據對我國上市公司治理結構進行了實證分析,指出: 「內部人控制」是在我國社會主義經濟向市場經濟轉軌時期,國有企業公司治理結構中出現的一種必然現象。本文在闡述公司治理結構特徵和功效的基礎上,通過大量數據的收集、案例分析和圖表處理來分析我國企業治理結構的歷史變遷並揭示出:由於我國企業改革是「漸進式」的, 「內部人控制」表現出其自身的特點:企業處于外部「超強控制」和「超弱控制」的兩極震蕩中。作為最具我國現代企業代表特徵的上市公司,因為以國家股為持股主體,董事長和總經理兩職兼任的現象甚為普遍而成為目前企業事實上的「內部人控制」的主要表現形式。Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece
將液體火箭發動機燃燒室的冷卻通道設計為斜航線(等傾角螺旋線)槽形,可以大幅度改善燃燒室的冷卻性能.斜航線冷卻槽的槽寬尺寸較小而槽深尺寸較大,所以無法使用棒銑刀銑削、電化學等加工方式.針對這些特點,提出了五軸控制、四軸聯動的數控片銑刀銑削加工方法.由於燃燒室外表面的母線輪廓復雜,手工編制數控加工程序難度大.為了解決數控加工程序的編制問題,研究了斜航線的數學模型,開發了自動編程軟體系統.使用該系統,可以生成多種母線輪廓回轉體外表面上的斜航線數控加工程序.燃燒室收斂-擴張段的母線斜率變化大,加工難度大,是斜航線冷卻通道加工的最典型工件.經過理論分析和實際切削實驗,研究了針對該類型工件的片銑刀直徑選擇、銑削方式和方向、刀具調整和起刀點的設置等多項實際的加工方案.採用上述的一系列技術,已經成功地加工了數十個合格工件.經過兩年多的實際生產過程應用,驗證了所開發的斜航線冷卻通道加工方法的正確性和可行性.這些加工技術的研製成功,對其他相似類型零件的加工亦具有參考意義A novel phase - shifted zero - voltage and zero - current switching pwm dc / dc full - bridge converter is presented in this thesis, which is based on the groundwork of summarization of the development of power electronics in recent years and lucubration in theoretical basis of modern high frequency soft switching power convert technique and analysis of operation principle, characteristic of the circuit and inherent drawbacks of the traditional phase - shifted zero - voltage switching pwm dc / dc full - bridge converter
本文在對近年來電力電子學科的發展高度綜述和對現代高頻軟開關功率變換技術理論基礎深入研究的基礎上,對傳統的移相控制zvspwmdc dc全橋變換器的工作原理、電路特性、存在的缺點進行了分析,在此基礎上提出了一種改進型的移相控制zvzcspwmdc dc全橋變換器。As air conditioned room is nonlinear and has dominant time - delay, the feasibility of using fuzzy logic controller in variable frequency air conditioner is discussed based on the using of conventional pi controller, both the pi controller and the fuzzy logic controller are studied by simulation
另外,針對空調房間具有非線性、大時滯的特點,在採用常規的pi控制的基礎上,探討了模糊控制及其改進演算法在變頻空調控制中應用的可行性,並分別進行了模擬分析研究。Dongzigou ag deposit and jianbaoshan au deposit are hosted in the sandstone of middle - proterozoic suberathem, which are developed from the proterozoic sediment metal source - rocks formed during the meso - proterozoic volcanism and reworked by the mesozoic tectono - magmatism during the formation of the metamorphic core complexes in eastern hebei. the dongzigou ag deposit has the characteristics of reformed strata - bound origin, the jianbaoshan au deposit, located in the detachment fault, is the alterated rock type. both deposits have the similar wall - rock alteration, and show the same trace element behavior, and ree patterns. they are the results of the multi - stage tectono - magmatism in the environment of continental extension in eastern hebei region. their mineralization depended on their wall rocks and relative location in metamorphic core complexs
賦存於中元古宙長城系常州溝組的洞子溝銀礦床和尖寶山金礦床是由密雲-都山變質核雜巖構造體系所控制的一組礦床。其成因為中元古宙火山巖漿活動形成的沉積礦源,后經中生代的變質核雜巖構造巖漿體系疊加改造而成。洞子溝銀礦床具有層控迭加改造的特點尖寶山金礦床則具有破碎蝕變巖型礦床的特點。Aiming at such problems in combustion system of homemade middle and miniature boiler, as a complex system with the character of dead zone, time variation, serious non - linearity, large time delay, coupling and a lot of disturbance, this paper presents a new set of optimal control resources. by using well - matched control method on system, stable automatic running is realized. having the serious divulgence coals difference a lot from each other in character, instability of chemistry, value of lowest emission of heat, home - made boiler controller is not at all ideal. instead of traditional model that controls the ratio based on proportional control or with the correct signal of the amount of oxygen, this paper, combined with intellect control theory - - fuzzy control and self - optimizing concept, propounded a kind of fuzzy self - optimizing controller to be used in air supplying system of the boiler, and expatiates on the idea of dividing the control process into two parts, dynamic and static to realize, thus meets the demand of homemade boiler economic running
本設計針對國產中、小型電站鍋爐燃燒系統參數時變、嚴重非線性、干擾因素復雜、耦合嚴重、模型不易確定的特點,提出多變量協調控制方案,解決了系統可控性差,難以實現穩定自動運行的問題;在此基礎上,改變以往以煙氣含氧量控制送風的傳統模式,針對國產電站鍋爐設備主體及一、二次送風迴路泄露嚴重,煤種混雜、成分不穩定、燃燒發熱值低、燃燒效率不高等問題,應用智能控制理論中的模糊控制技術,結合自尋最優控制的思想,設計了一種模糊自尋優控制器,應用在電站鍋爐送風控制系統上,並闡述了動靜態兩種實現途徑,通過在線優化風煤配比,實現最佳經濟燃燒,切實保障了鍋爐的經濟運行。The suggested control scheme fulfills automatic full range feedwater control by changing the structure and parameter of control system according to different stages of load, making full use of intelligent fuzzy logic function on conditons of remaining process system
充分利用模糊智能控制系統的功能,在不改變工藝系統的情況下,從控制策略著手,隨工況的變化改變控制系統的參數,在鍋爐點火、升壓、並網、升負荷、降負荷全過程實現自動控制。The cooling system for engine adopted hydraulic drive and control technology to control the speed of the fan : the chip adjust the control - current of the proportional value, which used in the engine cooling system, to control the speed of the fan. and the size of the control - current is according to the coolant temperature, coolant temperature change rate and target temperature. as for as the hydraulic cooling system we used a motor to drive and control the fan ’ s work or stop according to the temperature of the hydraulic oil
該系統的特點及其實現的功能為:電液混合驅動方式改變了工程機械冷卻裝置驅動方式單一的缺點,發動機冷卻系統採用了電液比例技術控制風扇轉速;單片機可以根據冷卻液溫度、冷卻液溫度變化率和目標冷卻液溫度調節液壓驅動系統中電液比例閥的控制電流,進而控制液壓油的流量,即可以實現冷卻風扇轉速的連續調節;液壓油冷卻系統採用了電動機驅動,然後由單片機根據液壓油的溫度控制電動機的起動和停止。4ws ( four wheel steering ) is a new technology in vehicle systems. compared with the current 2ws ( two wheel steering ), 4ws has such advantages : when the vehicle turns at low velocity, it provides more smaller steering radius and improves the flexibility ; when the vehicle turns at high speed, it improves the operation stability
與二輪轉向汽車相比,四輪轉向汽車有如下優點:低速轉彎時,轉向半徑小,汽車的靈活性高;高速行駛時,能迅速改變車道,而車身又不致產生大的擺動,減少了擺尾產生的可能性,使司機更容易控制汽車的姿態。In other words, only invest flow can change the state characteristics of international capital to move. meanwhile, invest flow is also a policy level which can be controlled by man the factors which can influence investment flow are plural. according to the expectancy of objective the host country can influence investment also do by composing its oil differently in order to adjust fdi flow
同時,投資撤資流量也是人為控制國際資本地域運動的政策杠桿作用點,影響投資撤資流量的因素具有多元性;按期望目標,東道國通過改變自身的esp系統、投資主體通過對o 、 l 、 i進行不同的組合,均可以影響投資引資流量,從而達到調控國際生產資本地域運動的目的。The dissertation deals in details with the basic principle of direct torque control. according to the faults of traditional direct torque control and the requirement of an induction motor ' s control strategy change the method of regulating stator flux to make its path approximate to a circle as possible as could. to get quickly torque control, use a three - value regulator
本論文介紹了電動機直接轉矩控制的基本原理,並根據傳統直接轉矩控制存在的缺點以及對電動機調速性能的要求,改變對定子磁鏈的調節方式,使定子磁鏈軌跡近似為一圓形,對轉矩採用三值調節器進行調節,以實現轉矩的快速調節。According to the faults of traditional direct torque control and the requirement of an induction motor ' s control strategy, the author changes the method of regulating stator flux to make its path approximate to a circle as possible as could and put forward a new way to use a three - value torque regulator
本論文研究了異步電動機的數學模型,介紹了直接轉矩控制的基本原理,並根據傳統直接轉矩控制存在的缺點以及對電動機調速性能的要求,改變對定子磁鏈的調節方式,使定子磁鏈軌跡近似為一圓形。In the article has simulation weighing system with tdn - ac / acs system and calculate its theory value and compare to the value of identified, then has the mass magnitude size. on the other hand in the article utilize a controlling method. and it controlls the hardware, then it can improve the dynamic weighing system performance and minish the error of the dynamic system
由於控制對稱量精度影響同樣很重要,所以本文還運用了一種控制方法來改善控制過程,由於在不同的環境下,控制的設備不同,系統的一些參數也要變化,這樣如果把控制點確定為固定的值,有時誤差會很大,本文是在每次識別系統一些參數來改變控制點的大小。How to design the controller are mainly discussed in chapter three. because of the difficulties of the pid arithmetic, signal neuron controller ( snc ) are combined in order to overcome the shortages of the pid arithmetic, which has self - learning and self - adaptive ability
第三章主要是控制系統控制器的設計,針對常規pid演算法的缺點,本文將pid與神經網路相結合,利用神經網路的自學習功能實時的改變控制器的參數。Among them, the improved initiative profile mode draw - out algorithm not only can precisely drawing out in the image the convexity object edge ; but also can approach the hollow place of the edge 。 at the same time, it introduced the auto - adapted changing size exterior restraint energy to increase the attraction scope, enables the control point not to
其中,改進主動輪廓模型的邊緣提取演算法不但能精確地提取圖像中的凸形物體的邊緣,而且能夠接近邊緣的凹陷處;同時,它引入了自適應改變大小的外部約束能量來增大吸引范圍,使控制點能夠不依賴于初始輪廓而快速地收斂到目標的真實輪廓。Especially, the principle to determine node is proposed, i. e., node is a ? ecision point ? or a ? ontrol point ? where the travel route may be changed
特別提出了確定結點的原則,將結點定位為有可能使車輛行駛路線發生改變的「決策點」或「控制點」 。In addition, we often encounter a general problem - it is very difficult to describe a complex shape with a single bezier curve precise. method of bezier definites shape of curve, which is global project. if you locally modify curve, it is necessary to affact the global. it is that method of bezier has character of global control, but it has not charater of local control. by way of arbitrary partition. arbitrary degree elevation, that may increases control point. increases potential active character of controling curve. therefore, the thesis discusses mainly the problem of local free - form deformation, which may make bezier curve deform continuely and gain wanted figures. however, no matter what free - form deformation based on extension factor for parametric curve or arbitrary partition will reduce smoothness of parametric curve
另外,我們經常會遇到一個普遍問題,就是難以用單一的貝齊爾曲線段描述復雜的形狀。貝齊爾方法對形狀的定義是整體方案,欲對其作局部修改,必然會影響到整體,即貝齊爾方法是有整體控制性質,但卻缺乏局部控制性質。通過任意分割和任意升階得出所要變形的一段,以及增加控制點,增加對曲線進行控制的潛在靈活性。Later on, after elaborating the disadvantages of the old methods in detecting and recognizing moving objects, a series of corresponding approaches are proposed, such as grid scan, local tracking bug and dynamic window in object tracing to reduce the huge data needed to be processed, maximum and minimum for selecting a proper segmentation threshold and improved conversion from rgb model to hsv and so on to decrease the influence of inhomogeneous lighting and the color noise, a bilinear interpolation in each quadrant to eliminate the bad effect on the recognition precise because of the distortions of the camera. after that, much emphasis is given on application study in pattern recognition with a feed - forward neural network. both the basic bp algorithm and improved bp algorithm in the study process are described in detail, and the later is used to quicken convergence speed and improve validity of the network
然後,分析和闡明了傳統的運動目標檢測方法的不足,並在此基礎上結合研究中的實際實驗環境,提出了一系列解決方法,包括針對降低龐大數據量而提出的網格掃描、局部「跟蟲」追蹤和動態窗口掃描等目標檢測方法,針對實驗環境中光照不均和顏色干擾提出基於人機交互的最大最小值閾值選取方法和引入改進的rgb模型到hsv模型的轉換方法,為消除圖像畸變對識別精度的惡劣影響而採用的通過控制點進行雙線性插值進行畸變校正的方法;緊接著,概述了神經網路的發展歷史和幾種常用神經網路模型的特點,重點研究了前饋型神經網路在模式識別中的應用問題,詳細闡述了基本的bp演算法和學習過程中bp演算法的改進,從而使網路收斂速度更快,解決問題更有效,並在此基礎上,設計了一個基於bp神經網路的運動目標識別系統,給出了實驗結果。Ijcc workshop 2006 on digital engineering, phoenix park hotel, pyeongchang - gun, gangwon - do, korea, feb 8 - 9, 2006. 8 lee j - h, park h. geometric properties of ribs and fans of a b ezier curve
由於bernstein多項式的全局影響性,對於一個階數相對高的bezier曲線,通過改變每個控制點的位置來交互的控制曲線形狀的方法並不直觀。Titan mode changes the control points to missile silos
泰坦模式改變了導彈發射井的控制點。分享友人