自動響板 的英文怎麼說
中文拼音 [zìdòngxiǎngbǎn]
自動響板
英文
automatic slate-
After a few days he was back in action, barking, tinkling on the garage floor, and charging the house in hopes of getting a biscuit
幾天後他就行動自如了，又叫又鬧，在車庫的地板上撒歡兒，弄得脖子上的鈴鐺叮當作響，滿屋子轉悠著找餅干。In these thesis, on the basis of existing data collected of arch bridges and dynamics, simply introduce the development and application of the analytical method and finite element numerical analysis method of arch bridges. taking the example of pubugou cfst arch bridge, establish 3 - d finite element model of it with software ansys, and analyze its natural vibration. the effects on inherent vibration of the differences of structure parameters, the restriction of the deck and the effects of different arrangements of cross braces are analyzed
本文在收集有關拱橋及動力學資料的基礎上，分析了拱橋動力學的解析分析法和有限元數值分析方法的優缺點，同時以瀑布溝大橋為背景，使用ansys軟體建立了空間有限元模型，實施了橋跨結構的自振特性分析；並分析了考慮到模型簡化過程中部分結構參數取值差異、橋面板的約束狀況不同等因數對自振特性結果的影響；此外還對橋面上的橫撐布置不同導致對自振特性的影響作了分析。In chapter 4, the model - building principle and calculating method of finite element dynamic analysis for large - sized assembled structure are discussed. the substructure model for hydropower house vibration analysis is established to obtain precise modal of generator floor. the harmonic vibration assumption is adopted to calculate house structure ' s dynamic response from hydraulic excitation force of hydraulic turbine generator unit
第四章討論了大型組合結構有限元動力分析的建模原則和計算方法，建立水電站廠房振動分析的下部結構模型，對巖灘廠房進行整體模態分析，較準確地得出發電機層樓板自振特性；同時引進簡諧振動假定，迸行了機組水力振動作用下的廠房結構的動力響應分析。The exploitation and study of this system have got great success, compared with the ones of the same type, this system is more open and more easily used to merge with cad and cam, it runs stably, is convenient to be maintained and the interface is friendly and intuitional. its usage can be grasped quickly. according to the input information, it can automatically display different properties of nc codes in different colors, and zoom in or zoom out the figure of tool nose paths dynamically
本系統的開發研究已取得實質性成果，與國內同類的數控系統相比，具有真正的開放性，易於實現與cad cam軟體集成，運行穩定，維護方便，界面友好直觀，易學易用，能根據輸入自動顯示不同顏色以區廣西大學頎士學趕文募于； m咖ss平臺肘開俠尤三劫肛前喊在系統開發研窮分代碼的屬性，能動態縮放顯示刀具軌跡圖形，此外，它有較好的多任務性和獨立性，能在加工時執行其它windows應用程序而不影響加工，控制器甚至能在pc端操作系統關閉時繼續完成加工，可用軟體控制面板或硬體操作面板兩種方式操縱機床。The defect of rotary - veneer surface affects the quality of the wood - board panels products such as plywood, the computer vision system that forms using linear ccd gathers the image of veneer tape can be used automatic control and optimization of veneer tape cut out offer tech support
摘要旋切單板表面的缺陷直接影響膠合板等人造板製品的質量，利用線陣ccd組成的計算機視覺系統採集單板帶的圖像，可為單板帶裁剪的優化和自動控制提供技術支持。Nevertheless, as the simulating technology involves the integrated high - techs and knowledge of computers, networks, images and graphs, multi - medias, software engineering, information processing and automated control, the simulating system is affected by its own characteristic - featured conditions, running environment and training requirements, thus yielding many problems that exist in our marine engine room simulators being currently used. for example : the mers system has poor working stability and high rate of breakdown ; its viewing device is yet to be updated, as the true aspect of the engine room can not be seen during training ; the teaching display board can not display the running state of the system with 3 - d animations, neither can it change the dynamic flow chart, etc. the afore - said problems have been greatly retarding the seafaring teaching and training, and restricting the application value of mers, as a consequence
但是，由於輪機模擬器模擬技術綜合了計算機、網路技術、圖形圖像技術、多媒體、軟體工程、信息處理、自動控制等多個高新技術領域的知識，模擬系統受到了其特有的制約條件、運行環境和訓練要求的影響，現行輪機模擬器在應用中還存在著許多問題，如：輪機模擬器系統工作穩定性差，故障率高；視景裝置落後，訓練中見不到機艙真面目；示教板不能用三維動畫來顯示設備運行狀態，不能更換動態流程圖等。( 4 ) the running state and hydraulic property of the hydraulic automatic tilting gate with connecting lever and rolling wheel were analyzed. the open - door curve, start - up water level and shutdown water level were ascertained, then the influence of lower reaches of a river to the running of a tilting gate was analyzed
（ 4 ）析闡述了連桿滾輪式水力自動翻板閘門的工作狀態與水力特性，推求了閘門的開門曲線、啟門水位和回關水位，並分析了下游水位對翻板閘門運行的影響。We manufacture industrial design parts such as car - navigation audio panels and two - color formed buttons, etc, and automotive internal parts such as brake oil tanks, etc. in the home appliance field, we make body parts such as the chassis sections of mobile phones, digital cameras and dvd players
汽車零部件包括自動導航系統音響面板以及雙色成形按鈕等外觀設計零部件以及制動器油箱等內裝部件。家電商品包括移動電話數碼照相機外殼和dvd機的機械底盤等。The conclusion of this authentic proof research ai. - enlightenment : ( 1 ) in the suitable environment that the substance of the cai in mathematics teaching is student at the modern technology of utilization founded, in the supervising down of first cognition of mathematics, by way of self explores, the mathematics cognition activity of the establishment mentality idea correctly ; ( 2 ) found suitable teaching and the study environment, that is the key of cai gaining success, and reasonably uses the computer medium can help student ' s establishment correctly proper mentality idea ; ( 3 ) how to reasonably scientifically solve the different of man and women in cai is a main obstacle that all students must face the cai ; ( 4 ) the keys which good effect will be gained in the cai are : teacher will change the concept and be brave in exploring in the practice ; the conception which takes students as the center and draw on it to direct the using of education technology
為此，本實驗先選取桂林中學高一四個班作為實驗和調查對象，採取四種不同的教學模式（講授法、 cai法、自主cai 、幾何畫板法）進行「二次函數在給定區間上的最值」內容的教學，然後對測試和調查結果進行分析，揭示課堂教學中計算機輔助教學的學習心理機制；二是學生應用計算機進行探究性學習的認知心理機制的研究。通過對學生歷時一個半月的自主學習的觀察及最終測試的分析，探索計算機的應用對學生認知心理的影響。本研究的結論與啟示： （ 1 ）計算機輔助數學教學的實質是學生在利用現代技術創設的一個合適環境中，通過自己的探索，建立正確的心理表象的數學認知活動。The concept of adding the contribution of rebar to a bare steel connection is utilized to form the stiffness of composite semi - rigid joints under hogging moment. upon this basis, the calculating formulas of initial rotation stiffness are presented. the calculated results show to be in good agreement with the test results
本文認為，在負彎矩區，組合節點的轉動剛度是由混凝土板內縱向鋼筋與樑柱型鋼連接部分各自的貢獻疊加而成的，為了簡化計算，這里忽略了受拉混凝土對節點轉動剛度的影響。This, on the one hand, greatly obstructs the automation, and on the other, makes it very hard for the green hand to master. as a result, the technique is now meeting with the problem of handing down. the key to the problem is to quantify in a pragmatic way the effect that different factors have on plate shaping
隨著科技的發展，由於水火彎板加工的經驗性及手工操作，使得外板彎曲成形加工成為影響船體建造周期與實現自動化的瓶頸；而且隨著老工人的退休，而青年工人掌握這項工藝又需相當長的時間，導致水火彎板技術青黃不接的現象日趨嚴重。It is no effect on a sidewall compression inlet ' s starting characteristics while a starting sidewall compression inlet is moved cowl to increase interior contraction ratio appropriately. back pressure effect on characteristics of self - starting for hypersonic sidewall compression inlet is tested in mach 3. 85 wind tunnel. the hypersonic sidewall compression inlet with interior contraction ratio 1. 24 can self - start. unstart hypersonic sidewall compression inlet caused by high back pressure can self - start by moving cowl to decrease interior contraction ratio
最後，實驗研究了反壓對側壓式進氣道自起動特性的影響，內收縮比1 . 24的側壓式進氣道可以實現自起動並且實驗驗證了由於反壓過高而不起動的側壓式進氣道，通過移動唇口板以減小內收縮比可以實現側壓式進氣道的自起動。With the demand for high quality of electric energy is increasing ， as the most immediate part to the consumer ， distribution network ’ s efficient and reliable operation is very important as the result ， new distribution automation equipment with high performance is inevitable prime machine system ， as data collection and processing subsystem of dms ， provides communication of kinds of information between control center and rtus it ’ s reliability ， real ? time abilitv and stability affect the scada system directly to solve the disadvantage of the existing system ， whose channels are dependent ， a new proj ect of single board system is brought forward and its hardware and software are designed with high performance chip of communication ， independence of channels is realized basic function of system is realized ， and faster reposition and expansibility of the single chip is fully applied
配電自動化通信前置機作為dms主站系統的數據採集與處理子系統，提供監控中心與遠方rtu之間各種可能信息的交換功能，其可靠性，實時性和穩定性直接影響scada系統的運行質量。本課題針對現有前置機各通信通道之間不相互獨立、穩定性低的固有問題，提出一種新式單板前置機系統，並對其進行了軟硬體設計，選用高性能專用通信處理晶元，實現各通道獨立，並在實現前置機基本功能的基礎上，充分發揮單片機相對于工控機的快速復位功能以及更好的可擴展性，實現了一個可靠、穩定、靈活的前置機系統。This kind of controller is easy to design and operate, and has improved convergence rates and less overshoot than pid controller, but has stable error. in order to improve the properties of the fuzzy controllers, fine - tune - rule fuzzy controller, fine - tuned parameter fuzzy controller and fuzzy - pi controller were designed respectively based on the simple fuzzy controller. then fuzzy logic inferential system is established by using toolbox of fuzzy logic in matlab7. 0. secondly, in simulink6. 0, through the instance of the template of s - function, the module of s - function for optimizing fuzzy control and corresponding control model are constructed, and the parameters of simulation are set
這種控制器易於設計、實現方便，較傳統pid控制有更快的響應速度和更小的超調，但其存在靜態誤差;為了進一步提高模糊控制器的控制特性，在此基礎上分別設計了可調整控制規則模糊控制器、參數自整定模糊控制器和模糊- pid復合控制器;然後利用matlab7 . 0模糊邏輯工具箱圖形用戶界面建立模糊邏輯推理系統，在simulink6 . 0系統模擬設計平臺中通過實例化s函數模板創建旨在優化模糊控制的s函數功能模塊，並構建模糊控制系統框圖模型，設置系統模擬參數，最終對系統進行動態模擬。However, by comparison with flap nozzle servo valve which has been used widely and popularly by now, the torque motor of jet pipe servo valve has a larger rotary inertia. this causes low natural frequency of servo valve, and thus the response speed of jet pipe servo valve is slow. moreover, the jet pipe of servo valve has large flexibility, and it is easy to excite oscillations and noise in the valve, which is named self - excited oscillations and noise
然而與目前普遍使用的噴嘴擋板伺服閥相比，射流管伺服閥的銜鐵組件轉動慣量大，導致力矩馬達部分固有頻率低，從而響應速度慢，此外，射流管供油管柔性大，容易產生自激現象，這些缺點都使得射流管伺服閥的動態特性差，從而影響了它的工作性能。Abstract : on the basis of the space structure model, the behavio r of natural oscillation of open pile - supported beam - slab wharf and its dynamic response to wave forces were calculated and analyzed. it is pointed out that dyna mic analysis should be made when an open pile - supported wharf is designed
文摘:本文在空間結構模型的基礎上，對開敞式樁基梁板碼頭結構的自振特性及其在波浪力作用下的動力響應進行了計算分析，指出開敞式樁基碼頭設計應進行動力分析。While the reliability of solar panels is high, prolonged overcast conditions and rainy weather lead to little or insufficient solar energy, rendering these stations inoperative
雖然太陽板性能可靠，但遇上長時間天陰或下雨，這些自動氣象站的運作便會因太陽能量不足而受到影響。The paper introduces the development of the thickness control technology for strip mill, and reasons affecting thickness variation, and discusses the principle of agc control on cold mill, the algorithm and characters
摘要介紹板帶軋機厚度控制的發展及影響板帶厚度波動的原因；分析、討論冷軋機應用的各種agc的控制原理、控制演算法以及各自的特點。They not only affect the speed, but also very dangerous, they will be all too easy to hit the consequences will be unimaginable. so to be a good player skateboarding is the first step to learn how to dodge the game. operation : automatic screen acceleration, mouse control of the direction of the girls around the direction, a very simple game, oh
它們不僅影響速度而且相當危險，一不留神撞上去就會有難以想象的後果所以要當個好的滑板選手的第一步就是要學會躲閃游戲操作：畫面中自動加速度，鼠標控制女孩子的左右方向方向，很簡單的游戲哦。Users plot a coarse outline of video objects in the graphic user interface ( gui ) using the mouse at the first step, then fill the outline to obtain a binary model, using seed growing and wavelet edge correct the outline. in tracking video objects, we obtain an initial segmentation uses motion information and the model of previous frame, and correct by the information of space. finally, we obtain an accurate segmentation
利用視覺系統的周邊抑制機制對模板外的象素進行屏蔽，消除背景影響，由自動閾值選取的小波邊緣提取獲得視頻對象的邊界，利用種子生長法進行輪廓擬合，由最短路徑法校正模板，在進行視頻對象的跟蹤時，利用運動信息和上一幀的模板，得到一個初始分割，利用空間信息對邊界象素調整，最後得到精確分割的視頻對象。分享友人