預測點制導 的英文怎麼說
中文拼音 [yùcèdiǎnzhìdǎo]
預測點制導
英文
predictive guidance- 預 : Ⅰ副詞(預先; 事先) in advance; beforehand Ⅱ動詞(參與) take part in
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 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「、」)...
- 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...
- 導 : 動詞1. (引導) lead; guide 2. (傳導) transmit; conduct 3. (開導) instruct; teach; give guidance to
- 預測 : calculate; forecast; prognosis; divine; forecasting; foreshadowing; predetermination
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The algorithm and its implementation of the leading zero anticipation are very vital for the performance of a high - speed floating - point adder in today s state of art microprocessor design. unfortunately, in predicting " shift amount " by a conventional lza design, the result could be off by one position. this paper presents a novel parallel error detection algorithm for a general - case lza
目前國際上已有很多演算法對前導0預測演算法進行了研究,但是出於設計方法和延遲等方面的限制,大部分前導0預測演算法都為非精確演算法,其預測結果可能與真實加法結果中前導0的個數產生一位的誤差,這個誤差需要在浮點加法的后規格化過程中進行修正,因此反過來又增加了浮點加減演算法的關鍵路徑延遲。Presents the system established by taking variable - speed torque converter with adjustable guide blades as a pilot control unit and forming an open or closed loop feedback control system, and its outstanding advantages, such as high capacity, simplicity, reliability and good transmission efficiency owned by hydrodynamic drive, and the dynamic model developed for variable - speed torque converter with adjustable guide blades by means of theoretical analysis and regression analysis of experimental data, and concluds that the model is sophisticated and simple enough to be used as a tool for design, analysis and computer simulation of a hydrodynamic control system
以導葉可調式液力變矩器作為控制單元組成的開環或閉環液力控制系統,具有液力傳動裝置能容大、系統簡單可靠、傳動效率較高等顯著的優點.通過理論分析和試驗數據的回歸分析方法建立了導葉可調式液力變矩器的數學模型,模型既簡單,又有足夠的工程應用精度,為液力控制系統的設計、動態分析和性能預測提供了必要的理論基礎Present methods generally based on the statistics of earthquake damage, expert experiences, theory analysis and experimental researches have obvious advantages, disadvantages and certain scopes of application ; ( 2 ) different prediction methods should be adopted against different building conditions, sites, intensity and experiences etc to predict earthquake damage of buildings for prospective accuracy, dependability and availability ; ( 3 ) earthquake damage matrix, which is the foundation of earthquake damage prediction, of 7 kinds of building in the urban areas of zhangzhou city under intensity 6 to 9 has been set up. the damage conditions of different buildings under different intensity are as followings : all kinds of structures are basically intact under intensity 6 ; the reinforced concrete structures are basically intact under intensity 7, but other kinds of structures are destroyed slightly ; the reinforced concrete structures are still basically intact while other kinds of structures are destroyed intermediately under intensity 8 ; the reinforced concrete structures are destroyed slightly, single - story factories and open houses are destroyed intermediately and other kinds of structures are destroyed seriously under intensity 9 ; ( 4 ) the results of earthquake damage predicting of buildings embody the damage when earthquake happens in the future. thus, further identifications and reinforcements should be considered to buildings that will be destroyed intermediately or more under the earthquake with 10 % exceeding probability in future 50 years ; ( 5 ) the direct economic losses caused by damage of buildings resting with the area, structural type, intensity and damage of all kinds of buildings are the main part of the losses of the city in an earthquake ; ( 6 ) the direct economic losses increased progressively toward high intensity by 2 or 3 times
基於上述研究,得出的主要結論有:建築物震害預測是一個模糊的、系統的、復雜的問題,現有的方法很多一般都是以震害統計規律、專家經驗、理論分析和試驗研究為依據,有其自身的優缺點和一定的適用范圍;應針對不同的建築物條件、場地條件、地震強度和已有經驗等,採用不同的預測方法進行建築物震害預測,以使預測結果達到預期的精確性、可靠性和可操作性;建立了漳州市區7類建築物在6度9度地震作用下的震害矩陣,成為指導抗震防災的重要依據,各類結構的震害情況表現為: 6度地震作用下各類建築物基本完好; 7度地震作用下除鋼筋混凝土結構基本完好外其餘以建築輕微破壞為主; 8度地震作用下鋼筋混凝土結構仍以基本完好為主而其餘建築以中等破壞為主; 9度地震作用下鋼筋混凝土結構以輕微破壞為主,單層工業廠房和空曠房屋以中等破壞為主,其餘建築以嚴重破壞為主;建築物的震害預測結果體現了未來地震來臨時的震害程度,在編制漳州市區抗震防災規劃時,對于遭遇50年超越概率10的地震影響發生中等以上破壞的建築物應考慮進行抗震鑒定和加固;由建築物的破壞所造成的直接經濟損失是城市地震經濟損失的主要部分,重慶大學碩士學位論文中文摘要其主要與建築物總面積、結構類型、地震烈度和各類建築物的震害程度有關;不同烈度造成的直接經濟損失按2一3倍向高烈度方向遞增,漳州市區直接經濟損失由6度至9度的比例關系為1 : 2 . 8 : 8 . 6 : 22 . 8 ;遭遇基本地震設防烈度( 7度)時,漳州市區直接經濟損失約4 . 5億元,無家可歸人員約40000人,且以磚木結構和多層磚混結構的震害損失最大;地震造成的人員傷亡主要與建築物倒塌及嚴重破壞的程度和總面積以及震時的建築物室內人數密切相關,地震時無家可歸人員主要與住宅倒塌、嚴重破壞及中等破壞的程度和總面積以及城市人均居住面積密切相關。Ir moving target detection and tracking under complex environment is a key technology problem in ir guidance system and ir alarm system to detect and track the point target in the far distance and the plane target in the near distance
復雜背景下紅外運動目標的檢測和跟蹤是紅外成像制導和紅外預警系統中的關鍵技術難題,它分別針對遠距離點目標和近距離面目標進行檢測、跟蹤。With the retrospection of the developing course of the bored pile foundation and combining with my practical experience, the paper expatiates upon the design principle of percent of fit of the stone - fill grouted concrete and the main factors of the influence strength target, and the final pile technique introduction of the hollow pile of the stone - fill grouted concrete and the precast prestressed concrete ; baesd on the theory of slurry hydraulics, empirical calculation formulas of the radis and height of diffuse slurry are deduced in this paper ; it analyzes the test pile materials of the hollow pile foundation, such as luoyang yi river bridge and dangwang jian river bridge ; the new technique of the hollow pile, which provides the generalization and application with base materials, expounds its feasibilities, adaptabilities and economy
本文通過綜合分析國內外鉆孔樁基礎的發展歷程及研究現狀,重點討論了填石壓漿混凝土空心樁、預制預應力混凝土空心樁的成樁工藝、填石壓漿混凝土的配合比設計原理及影響強度指標的主要因素;根據泥漿水力學原理,導得了考慮各種因素的水泥漿液在預填骨料中的流動影響半徑和上升高度;結合河南省洛陽伊河大橋、黨灣澗河大橋工程實踐,討論了填石壓漿混凝土空心樁基礎的質量檢測方法及標準;並在此基礎上,深入分析了樁側、樁端承載能力,提出了填石壓漿混凝土空心樁的設計計算理論和方法。最後,論證了空心樁新工藝的可行性、適應性、經濟性,為大力推廣應用空心樁新技術提供了可靠的技術資料。In this paper, we derive predictive models of system and auxiliary system from double constant alterations respectively. the controller based on d - step ahead predictor can locate the closed loop poles at desired positions, whose parameters are adjusted by estimations of plant parameters that are separately estimated. an auxiliary estimator is developed to avoid ill - condition in solving diophantine equation. simulations show that these control systems have better dynamic responses under existence of measurable disturbance
引入雙恆等變換推導出系統及輔助系統的的d步預測模型,基於估計器的自校正控制器能將閉環極點配置在所希望的位置,它的參數是由與其相互獨立的對象參數調節.提出使用輔助估計器克服丟番方程的病態問題.模擬表明在存在可測干擾的情況下該系統具有良好的動態性能Abstract : in this paper, we derive predictive models of system and auxiliary system from double constant alterations respectively. the controller based on d - step ahead predictor can locate the closed loop poles at desired positions, whose parameters are adjusted by estimations of plant parameters that are separately estimated. an auxiliary estimator is developed to avoid ill - condition in solving diophantine equation. simulations show that these control systems have better dynamic responses under existence of measurable disturbance
文摘:引入雙恆等變換推導出系統及輔助系統的的d步預測模型,基於估計器的自校正控制器能將閉環極點配置在所希望的位置,它的參數是由與其相互獨立的對象參數調節.提出使用輔助估計器克服丟番方程的病態問題.模擬表明在存在可測干擾的情況下該系統具有良好的動態性能But, meter - wave radar itself also has the shortcoming, such as low precision of angle measurement and so on, therefore it mostly applies in the air defense early warning field at present, but very difficult applies in guidance field effectively
但是,米波雷達本身也存在角度測量精度低等缺點,所以目前大多應用在防空預警探測領域,而很難有效地應用於制導領域中。In chapter three, the general situation, major function, the circulation of major operations, the characteristics of outlays, the integral philosophy and principle of making budget ration standards of changjiang communication navigation bureau are introduced. in chapter four, the commonweal characteristic, the necessity of the existent of the changjiang communication special network, and the essential resources deployment are discussed. in chapter 5 and chapter 6, the processes of calculating the standards of budget ration and the use of the budget ration standards are introduced, and the outcome is demonstrated
第一章導論,主要介紹了選題來源及背景、研究的主要內容、研究的意義、創新點、國內外預算發展狀況等;第二章相關理論,闡述了公共財政理論、預算編制理論等;第三章說明了相關理論在測定預算定額標準過程中運用,並闡述了測定預算定額標準的總體思路和基本原則;第四章介紹了測算長江通信導航局預算定額標準的方法和過程;第六章對預算定額標準進行了實證分析並說明了如何使用預算定額標準;最後一章總結了在測定預算定額標準的過程中應注意的問題,並探討了對未來預算定額標準測定工作的發展。1 the forecast model of the load of the heating system was put forward, parmeter of the model was recognized in genetic algorithm. on the basis of the result, the temperature of water supply was calculated and become target aim of burning system
針對集中供熱系統的特點,設計了整個系統的運行控制方案。 1建立了供熱負荷預測模型,採用遺傳演算法對模型的參數辨識,並以此來計算當天的供熱溫度,指導鍋爐的自動控制。Combined with the key project of the preliminary research of national defence science and technology, the target recognition system for millimeter wave initiative homing guidance, a systematic study on the signal processing method based on the background of millimeter mave ( mmw ) missle - borne pulsed doppler radar is performed. it include specifically the detction and the recognition of the moving target and hovering helicopter under strong clutter background
本文結合國防科技重點預研項目「毫米波主動尋的制導目標識別」 ,針對脈沖多普勒體制雷達導引頭的應用背景,對基於彈載高重頻脈沖多普勒體制雷達的信號處理方法進行了較深入的研究。主要研究內容包括對雜波背景中的機動目標以及對懸停直升機的檢測和識別方法。The author is absorbed in research on technology of coprocessor design. in the floating - point addition the paper proposes a carry chain of dynamic and static mixed circuits and a good balance between speed and area of predicting leading - zero logic circuits, considering algorithm and construction of logic circuits. an approach of micro program controller design for coprocessor is put forward and a test bench is given to verify its function
筆者研究協處理器的設計技術,在浮點加法器中提出動態與靜態結合設計進位鏈的方案以及前導零預測面積與速度的折衷方法;在微程序控制器的設計中提出一種協處理器微程序控制器的設計方法,並且給出其功能驗證的測試平臺。Using extremum statistical method to predict pit corrosion sizes of the pipeline in service and further to evaluate the residual strength of the pipeline has a great significance for controlling accidents of corrosive perforations, guiding pipeline rehabilitation and replacement as well as prolonging service life of pipeline
長輸管道的腐蝕類型多為均勻腐蝕或點腐蝕,採用極值統計方法對在役管道的點蝕尺寸進行預測,進而評價管道的剩餘強度,對于控制管道的腐蝕穿孔事故、指導管道的修復更換、延長管道的使用壽命具有重要意義。The proposed approach enables parallel execution of conventional lza and its error detection, so that the error - indication signal can be generated earlier in the stage of normalization, thus reducing the critical path and improving overall performance. the circuit implementation of this algorithm also shows its advantages of area and power compared with other previous work
本文提出了一種新型的基於錯誤糾正機制的前導0預測演算法,該演算法在傳統非精確演算法的基礎上增加了對其結果出錯時的預判機制和規格化過程中的實時糾正機制,從而實現了尾數和規格化時的精確移位,降低了浮點加減運算的關鍵路徑延遲。This article emphatically discussed and analyzed following points : load command feed forward function can improve the rapid respond character of steam turbine generator ; lead of load command have advance control function on boiler main control and can highly improve the stability of main steam pressure ; the use of predict control and state space variable function can improve the quality of boiler steam temperature control effectively, control the steam temperature in the defined range and increase the boiler and turbine life and efficiency even if working state changed in a big range ; linear compensation can restrain the vibration of generator load in the condition of big loa d change
本文重點討論、分析提出負荷指令前饋作用可以提高汽輪發電機快速響應特性;負荷指令的導前功能對鍋爐主控有超前控製作用,能顯著提高主蒸汽壓力的穩定性;採用預測及狀態空間法能有效改進鍋爐蒸汽溫度控製品質,在大幅度工況變化下仍有效控制蒸汽溫度在額定范圍內,提高鍋爐、汽輪機壽命及其效率;汽輪發電機組的快速響應性與汽輪發電機組負荷振蕩問題間的平衡關系,採用線性補償可以有效抑制在負荷變化梯度較大情況下發電機負荷振蕩問題。In the wrscs, the self - consistent model is used to describe the complex configurations of the particulate composite and the temperature field is solved by weighted residual collocation method with some proper simplifications. this method provides a more efficient way of setting up the algebraic equations corresponding to the governing differential equations. the prediction formula for the effective thermal conductivity of the composite is obtained
權殘自洽方法可以用於描述不同形狀夾雜的復合材料的微觀結構,通過對不同幾何形狀角點做適當的圓弧化處理,採用加權殘值數值計算方法的配點法將求解微分控制方程變為求解線性方程組,進而得到任意形狀夾雜內部的溫度場,建立含不規則形狀夾雜的復合材料有效熱導率的預測公式。Analyze and estimate the development of mobile communication industry. then we analyze the success experience of ntt docomo ' s i - mode, the failure teaches of wap promotion in europe, the - competition situation and the advantage & weakness of china mobile group, the character and development situation of china mobile group ' s data services : s ms & gprs. according to market subdivision & orientation, business operation mode, product price - making, product development, business innovation and strategic orientation of the company, we bring up six strategies that china mobile group should take in mobile data service development at present, that is, absorb icp in all aspects and develop different and creative applications & contents fast, establish the object market as soon as possible and provide services according to the demand of different market, make & apply the key technical standards and bring up technical demand to cell phone manufacturers & the other cooperation colleagues, quicken the construction of gprs network & data platform, dominate & promote the development of global mobile business by entering an alliance with the leading enterprises in the world, promote the reorganization of mobile data service section to insure the successful practice of related strategies
本文首先對中國目前的通信行業的演變歷程進行回顧和分析,特別對移動通信行業的發展進行了全面的分析和預測,通過對nttdocomoi - mode成功經驗及歐洲wap推廣失敗教訓的剖析,結合中國移動通信集團公司當前面臨的競爭態勢以及自身的優勢和弱點,並針對中國移動通信集團公司兩大移動數據業務sms和gprs的特點和發展現狀,從市場細分定位、商業運營模式、產品定價、產品開發、業務創新、運營商的戰略定位等方面,提出了近期中國移動通信集團公司在發展移動數據業務時應採取的六大應對策略,即:廣泛吸納icp ,大力開發豐富多彩、有創意的應用和內容;盡快確定目標市場,提供針對細分市場需求的服務;加快制定並實施關鍵技術標準,對手機製造商和其他合作夥伴提出技術要求;加速gprs網路及數據平臺建設;通過與全球領先的企業建立合作聯盟,主導並推動全球移動業務的發展;推進數據業務部門的組織重組,確保相關戰略的成功實施。5. aiming at the specific mission that intercept the warhead of tactical ballistic missile, the new issue for designing the guidance law is analyzed, and a new guidance method that fit for the mid - course is presented, based on the idea of predicting the intercept point. to design a feasible terminal guidance law, the shortcoming existing in the proportional navigation when intercepting the warhead is firstly
針對攔截戰術彈道導彈這一特殊任務,分析了導引律設計面臨的新問題,提出了以預測攔截命中點為思想的中制導段導引方法,研究了末制導段比例導引律彈道形狀和過載分佈特點,在此基礎上為了改善比例導引律的缺陷,引入了目摘『要標機動加速度和導彈軸向加速度等信息、 ,又寸比例導引律進行了修正,井對導引律中各參數進行了優化。According to the theory of input - output analysis and the features of coal industry, the coal resources input - output table filled by mathematical marks is constructed and the coal resources input - output mathematical model is built on the base of the table in the article. then the matrix of all demand coefficients ", that is the extended leontief converse matrix, is introduced under the condition of including coal resources department and pollution department and the general model of demand prediction of coal resources was concluded
本文主要運用投入產出分析理論以及根據煤炭工業本身的特點,編制出以數學符號表示的煤炭資源投入產出表,並根據此投入產出表建立煤炭資源的投入產出數學模型,推導出包含煤炭資源部門及污染處理部門情況下的完全需要系數矩陣,從而得出煤炭資源需求預測的一般模型。Because of the difficulty to obtain the traffic flow information of lanes at non - detector intersections in most metropolises of the world, based on the relationships between the lanes of signal - controlled intersections, cluster analysis and stepwise regression are integrated to predict the traffic volume of lanes at non - detector isolated controlled intersections. first cluster analysis is used to cluster the lanes of non - detector isolated signal - controlled intersections and the lanes of all signal - controlled intersections with detectors. then, by the results of cluster analysis, the traffic volume samples are selected randomly and stepwise regression is used to predict the traffic volume of lanes at non - detector isolated signal - controlled intersections. the method is tested by the traffic volume data of lanes of the road network of nanjing city. the problem of predicting the traffic volume of lanes at non - detector isolated signal - controlled intersections was resolved and can be widely used in urban traffic flow guidance and urban traffic control in cities without enough intersections equipped with detectors
針對目前國內外大中城市中普遍存在的無檢測器信號交叉口車道交通流信息難于獲取的情況,基於信號控制交叉口車道之間的相關性,綜合應用聚類分析和逐步回歸法預測單點無檢測器信號控制交叉口車道流量.首先應用聚類分析將單點無檢測器信號控制交叉口的車道與有檢測器信號控制交叉口的車道交通流量進行聚類,然後在聚類分析結果的基礎上隨機選取車道交通流量樣本運用逐步回歸法預測單點無檢測器信號控制交叉口的車道流量,此方法經過南京市的具體車道流量數據驗證.此類問題的解決,可廣泛應用於城市交通流誘導系統以及交通控制系統分享友人