改進型導線 的英文怎麼說
中文拼音 [gǎijìnxíngdǎoxiàn]
改進型導線
英文
guideline modified- 改 : Ⅰ動詞1 (改變) change; transform 2 (修改) revise; alter; modify 3 (改正) rectify; correct 4 ...
- 進 : 進構詞成分。
- 導 : 動詞1. (引導) lead; guide 2. (傳導) transmit; conduct 3. (開導) instruct; teach; give guidance to
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 改進型 : follow on
- 改進 : improve; make better; better; mend; improvement; perfection; melioration
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For this purpos, from the point of the log geology, aimed at the actuality of the current fractured reservoir log geology interpretation and evaluation, based on synthetical analysis of the current domestic and foreign fruit of fractal dimension investigation of reservoir fracture, using the method and technique of fractal dimension, through the further discussion of the fractal dimension characteristics of m index and n index in the log interpretation archie model in a sample way and through the theoretic reasoning to the fractal dimension dfa and m index of fractured reservoir interval ' s log curve, according to the geophysical signification of the fractal dimension dfa of fractured reservoir interval ' s log curve shape : the more complicated the change of the curve shape is, the larger the its dfa value is, then the more complicated space structure of fracture and pore, then the higher value of m index of space structure of fracture and pore, and so on, the text propounds an improved method, based on box dimension, of covering log curve with scale grid, and by programming computes the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, then further puts this technique into application investigation, and makes analysis of application effects in the reservoirs located in l area of qx oil field from three aspects : 1. the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, which are derived from computing, is used to identify reservoir type by crossplotting m index with the product df _ acrt of fractal dimension of acoustical wave log curve and restivity log curve and by experiential discriminance plate of reservoir type in l area of qx oil field
因此,對該區裂縫性儲集層的類型識別、孔滲特徵的測井地質解釋以及儲層裂縫的發育和分佈規律進行深入的研究便成為本文研究的出發點。為此,本文從測井地質的角度,針對當前裂縫性儲層測井地質解釋與評價的現狀,在綜合分析當前國內外儲層裂縫的分形分維研究成果的基礎上,利用分形分維方法和技術,通過對archie測井解釋模型中的m指數、 n指數的分形分維特性的深入淺出的論述以及裂縫性儲層段測井曲線分維d _ ( fa )與m指數的理論推導,根據裂縫性儲層測井曲線形態分維值的地球物理意義? ?曲線變化越復雜,則其分維值d _ ( fa )越大、裂縫孔隙空間結構越復雜、裂縫孔隙空間結構指數m值越高等特徵,提出了改進的基於盒維數的測井曲線網格覆蓋法,編程計算了裂縫性儲層段常規測井曲線(如聲波和電阻率曲線)上分形分維值及其m指數值,進而從以下三個方面對qx油田l區塊的裂縫油藏進行應用研究,效果十分理想: 1將計算得到的可變的m指數與聲波和電阻率分維之積df _ acrt進行交繪,採用儲層分維值分類技術統計分析這些參數變化的規律,並結合qx油田l區塊儲層類型經驗判別圖版,從而實現qx油田l區塊下白堊統的裂縫性儲層的類型識別。In this thesis, based on pershing ii surface to surface missile, a new kind of ballistic missile was designed with an additional rocket engine, which can be ignited twice. firstly, aerodynamic computational models of missile body and warhead which reentry with supersonic are built according to the task requirements ; secondly, the propulsion system model of missile is built whose first two stages are solid rocket engines and the third stage is liquid - solid combined rocket engine. the nozzle and the shape of the engine are designed to meet the needs of the populsion project ; thirdly, the trajectory model of the mass point is built and a wavy trajectory is designed & optimized ; finally, the ability of a missile ' s breaking through defence is analyzed
以美國潘興導彈為原型,增加可兩次點火的末級發動機,改裝成具有跳躍能力的地地彈道導彈;首先,根據任務需求,建立了導彈的氣動模型,並建立了彈頭再入時高超聲速氣動模型;其次,建立了導彈推進系統模型,前兩級採用了固體火箭發動機,第三級採用了固?液組合火箭發動機,並在總體方案要求下,對發動機噴管和外形進行了設計;第三部分,建立了導彈質點彈道模型,設計了一條跳躍式彈道,並對跳躍式彈道進行了優化設計;最後,對導彈進行了突防能力分析,從分析的結果可以看出,跳躍式彈道的突防能力比常規的拋物線彈道要強。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。Therefore, the paper expanded eles, namely, turned the above assumption into the following : all the consumers in the same income level have the identical marginal budget share or the identical marginal propensity to consume when consuming certain goods, but consumers in different income level have not and the paper, by defining and introducing the nominal variable of income level - a variable of the marginal propensity to consume only resulting from the change of consumers " ( rural residents ) income level, with which the standard income level was compared, adopted to expand again the extended eles model, exploited the surveying household data in 2001 by liaoning statistics bureau, caculated ( 1 ) the marginal propensity to consume, real expenditure structure, real propensity to consume and marginal budget share of main consumer goods of rural residents in different income levels ; ( 2 ) the proportion of the basic demand quantity, the basic demand structure, the basic demand of main consumer goods in real expenditure of livelihood consumption ; ( 3 ) the income elasticity of demand, the expenditure elasticity of consumption, the price elasticity of demand and the cross price elasticity of demand of main consumer goods ; finally, came the following conclusions : 1
故本論文採用對擴展的線性支出系統進行再擴展,即將上述假定改為: 「對某類消費品的邊際預算份額或邊際消費傾向,對于同一收入等級的所有消費者均相同,但對于不同收入等級的消費者則有可能不同。 」並通過定義和在模型中引入收入等級虛變量,藉以代表與基準的收入等級相比,消費者(農民)僅僅由於其所處的收入等級變化所導致的邊際消費傾向的變化量。本論文採用對擴展的eles模型的再擴展,利用遼寧省統計局農調總隊的2001年農村住戶調查分戶資料(共1890戶) ,計算了( 1 )不同收入等級農民對各主要類型消費品的邊際消費傾向、實際支出結構、實際消費傾向、邊際預算份額; ( 2 )不同收入等級農民對各主要類型消費品的基本需求量、基本需求結構、基本需求占實際生活消費支出比重; ( 3 )不同收入等級農民對各主要類摘要型消費品的需求收入彈性、消費支出彈性、需求自價格彈性、需求的交叉價格彈性。The outstanding features of this paper lied in the following aspects : it tried to master the guiding ideology of the reform in science complex ; it tried to find out the optimum biology teaching method : it suggested that the teaching of declarative knowledge should reflect the social meaning and advanced merits ; it proposed applying multiple teaching methods to raise the class teaching efficiency ; it maked reasonable use of all initiative new teaching models, realized the combination of " ability clue " and " knowledge clue ", and endowed the students with the ability to analyze systematically and think in whole. in the period of the revision for the entrance exam, not only the basic knowledge should be consolidated, but their comprehensive ability should be cultivated through the building of subject structure
本文的突出特點是不僅在宏觀方面力求把握理綜改革的指導思想,而且在微觀方面力爭找準優化生物學課堂教學的切入點:主張陳述性知識的教學要充分體現先進性和社會性;倡導在課堂教學中採取多元化的教學方法和手段,提高課堂教學效率:合理運用各類創新型教學模式,實施構建「能力主線」 ,並和「知識主線」相結合,培養學生的系統分析和整合的思維能力。在迎考復習階段,不但要夯實基礎,還要通過學科知識結構的構建培養學生的綜合能力。With the methods of parametric inputting, interactive inputting and graphic inputting, this system can build the three - dimensional models of ship and modify the model from time to time. moreover, this system can transform the models into ship line drawings that include waterline drawings, transverse section drawings and vertical section drawings
在此基礎上,本文利用參數化輸入、人工互動式輸入和圖形導入等多種方法建立船舶的立體模型,並能實時編輯修改;進一步地,系統能夠由三維模型反演出型線圖,即水線圖、橫剖面圖、縱剖面圖。Jingyijia was established in 1998, who is professional in manufaturing plastic mould, die - casting products. the workshop is more than 2000 cm2. the moulds was started to be exported to south asia and europe in 2001 using cnc milling machine, electrospark, wire - electrode cutting, etc. technique is unending while no the best in moulds. only by untiring working, reserching and improving, can we design good moulds. we welcome every old and new friend both at home and abroad to visit us and building business relationship
廈門精藝佳公司成立於98年,百分百開發生產塑膠產品,壓鑄產品,製造各類塑膠壓鑄模具.模具廠使用面積兩千多平方米,多臺大型cnc銑床及電火花,線切割能加工製造, 3 . 5米以下各類模具. 2001年開始模具出口東南亞及歐洲.技術永無止境,模具永遠沒有第一,只有不懈努力,研發,改進才能設計好模具.我們真誠期望國內外朋友,同行蒞廈交流指導,為繁榮經濟推動民族工業科學進步和偉大復興作應有貢獻Insulated cables and flexibles cords for installations. halogen - free non - scheathed cables with improved characteristics in case of fire, type c1 or c2 with thermoplastic or cross - linked synthetic insulation, of rated voltages up to and includingy 450 750 volt
設備用絕緣電纜和軟導線.額定電壓450 750v的無齒素非鎧裝改進耐火性的c1型熱塑合成纖維絕緣電纜Finally, a structural new radome is developed and the new radome is analyzed in strength under structural and thermal loads in missile flight. the results show that the new radome has a much improved structural reliability but with the connection design of the metal tip leaving much to be improved. this paper has a reference value for development of air - to - air missile radomes
最後,在前面工作的基礎上,提交了一個新型導彈天線罩的結構設計方案,並對該新方案進行了導彈飛行中靜熱聯合載荷作用下的強度分析,結果表明,新方案結構可靠性有了較大的提高,但包括改進方案在內的雨蝕頭的連接設計存在一定不足及隱患。To improve the flow pattern and discharge capacity of the spillway of bashan hydropower station, the left guide wall ' s form of the spillway ' s entrance channel is optimized by series of model tests
摘要為改善巴山水電站溢洪道進水渠流態、提高泄流能力,通過一系列試驗優化了溢洪道引水渠左導墻頭部曲線型式。Furthermore, utilizing the characteristic that filtering error covariance expresses filtering precision and the principle of information conservation, the dynamic and reasonable distribution of distributed tracks weight coefficient is accomplished. jerk model and strong tracking filter is organically assembled, and based on spatio - temporal synthetically analysis and lme, a self - learning estimation method of the system measurement variance is given. the method improves obviously the
3 、將jerk模型與強跟蹤濾波演算法有機地結合,並利用時空綜合分析和極大似然估計的思想推導出了一種系統量測方差自學習修正方法,以優化強跟蹤濾波演算法中次優漸消因子和濾波增益的在線選擇,同時根據多傳感器數據融合具有改善濾波精度的性質,進而給出一種基於jerk模型的多傳感器數據融合演算法。This paper establishes the linear model of hydro - turbine and deducts its transfer coefficients. then the optimized operation parameters are gained in the frequency disturbance and load rejection simulation. through comparing dynamically, this paper analyses the impact on its dynamic performance if some governing system parameter changes
在研究小波動情形時,即系統在穩定工作工況點附近小瞬變時,可以把非線性系統進行線性化處理;本文建立了水輪機調節系統的線性化模型,推導了其中的傳遞系數;對水輪機調節系統的頻率擾動和機組突甩負荷工況進行了模擬試驗,整定了最佳調節參數;通過動態比較,分析了調節系統參數改變對其動態性能的影響。In this thesis, we introduce the smart antennas and mainly examine the performance enhancements that can be achieved by employing sa in scdma wireless access system. in the part of introduction of smart antennas, we discuss the switched - beam arrays realizing by mending butler network at first. then we compare the different beam forming algorithms in sa
在對兩大類智能天線系統的介紹中,本文首先討論了一種以改進的butler網路實現波束賦形的多波束切換系統,推導了該天線陣的饋電模型並給出了模擬結果;然後,本文對智能天線波束形成演算法進行了比較,總結了不同演算法的優缺點,並給出具有代表性的演算法描述與模擬。The analysis and research on the strategy, structure, system, share - value, style, staff and skill of the guangdong telecom technical support center are done using some analysis tools such as the mckinsey 7 - s model, the swot analysis, the analytic hierarhy process ( ahp ) and fiedler contingency model. some suggestions for the problems are prompted, and the improved matrix structure theory is invented in the article. finally, it makes a conclusion that 7 - s should be improved together for solving management problem
文中以麥肯錫7 - s模型為主線,使用了swot分析方法、層次分析法、菲德勒權變模型等工具,研究和分析省中心的戰略、組織結構、制度、共同價值觀、領導風格、人員和技能等軟硬體因素,並提出了解決問題的各種建議,特別是根據省中心的工作實踐提出了改進的矩陣組織結構。In this paper, the design of electric forklift driving controller is demonstrated. otherwise, can is added into this controller, so as to build up can networks with other modules equipped with can controllers. this paper is composed of 7 chapters : in the first chapter, the background of the paper is introduced ; in the second chapter, the structure of electric forklift is demonstrated ; in the third chapter, first the math model of series motor is found, then the motor is controlled as improved p1d control rule ; in the fourth chapter, the principle and realization method of forward and reverse rotation and back - feed brake are explained ; in the fifth chapter, the principle of can and design of application layer in can are illuminated ; in the sixth chapter, the principle of e2prom is clarified ; in the last chapter, summary of the whole paper is given, and prospect in this field is made
全文共分七章:第一章緒論,介紹了論文背景;第二章,系統綜述,介紹了電動叉車的整車結構;第三章,串勵電機的建模、改進的pid演算法及其軟硬體實現,首先根據串勵電機的機電特性推導出數學模型,然後在此基礎上結合pid控制規律對電機進行控制;第四章,串勵電機的正反轉及回饋制動,介紹了實現電機正反轉及回饋制動的原理及方法;第五章, can網路實現模塊間通訊,介紹了can總線原理及can總線應用層設計;第六章,用串列e ~ 2prom實現參數設定,介紹了串列e ~ 2prom的原理;結束語,對本論文進行了總結,並對該領域的發展進行了展望。A linear method is derived to determine 3d structure and motion using corner point optical flow. the method has advantages over the traditional methods in algorithm. some experiments are designed to validate the linear method
在3d運動和結構重建方面,本文改進了基於光流場計算3d運動和結構的線性演算法,通過光流運動模型的建立,推導出由角點光流場重建3d物體運動和結構的線性演算法。The expression of the improved boussinesq equations in curvilinear orthogonal coordinate system is derived. on the basis of poission equation conversion, the methods to generate curvilinear orthogonal grids are introduced, and then the two - dimensional numerical wave model under curvilinear orthogonal coordinate system is established
推導了正交曲線坐標系下的改進型boussinesq方程,以poission方程變換為基礎,建立擬合正交曲線坐標系下正交曲線網格的生成方法,進而建立正交曲線坐標系下的二維波浪模型,提高了模型對復雜地形的適用性。In this dissertation, each of the twt component building blocks, such as the electronic gun, slow - wave structure and the collector, is presented. the thermal theories and the thermal conduction ways of each subsystem are discussed. the author presents some advice on the fast working of twt, the optimization of helix - slow wave structure, and how to minimize the collector
本文論述了小型化行波管電子槍、慢波結構和收集極等部分產生熱的機理以及熱傳導過程,針對小型化行波管的啟動速度、改善和優化螺旋線慢波結構以及縮小收集極體積等方面的提出了改進建議與設計。With the basis of the theory and numerical solution of ideal lambert diffuse model on shape from shading, the image irradiance equation based on improved illumination model is derived, thereby the fact is disclosed that the question of reconstruction from a single gray image is how to solve a nonlinear partial differential equation
在針對理想朗伯漫反射模型所提出的由單幅灰度圖像重構曲面的理論和計算方法基礎上,導出了基於改進光照模型的單幅灰度圖像光照度方程,揭示出基於單幅灰度圖像的曲面重構問題實質是一個非線性偏微分方程的求解問題。( 4 ) the application of artificial neural network in the field was studied. by bp ( back - propagation networks ) neural network and rational choice of the calculation factor, the relation between the improved mixture composition and combustion rate, and that between the charge of ignition rocket and p - t curve were simulated. the model could exhibit in essence the inherent relation and the forecasted results were in good agreement with the actual testing results, which showed that the model could be used as a guide for the design of the composition and the ignition engine, and that artificial neural network could be employed in the field for the purpose of reducing experimental work of hazardous materials
( 4 )對人工神經網路在該領域的應用進行了研究,先後利用誤差反傳神經網路( bp網路) ,並選擇合理的計算因子,分別對改進耐水點火藥配方與燃燒速度以及點火發動機裝藥與p - t曲線進行了模擬,模型基本能夠反應它們之間的內在聯系,預測結果與實際測試結果基本吻合,模型基本能夠指導藥劑配方和點火發動機的設計,表明了人工神經網路可以應用於該領域以期達到減少危險品試驗的目的。分享友人