指三叉 的英文怎麼說

中文拼音 [zhǐsānchā]
指三叉 英文
digital triradius
  • : 指構詞成分。
  • : Ⅰ數詞1. (二加一后所得) three 2. (表示多數或多次) more than two; several; many Ⅱ名詞(姓氏) a surname
  • : 叉動詞[方言] (擋住, 卡住) block up; jam
  1. The traffic organization optimization methods of turning - vehicle flows at at - grade intersections, include its advantages, disadvantages, available conditions and application notices, are chosen as research object in the paper

    章對交口內左轉車流和右轉車流的交通組織方法分別進行了歸納和分析,並且對國內外的研究現狀進行了總結,出一些組織方法在使用的注意事項。
  2. The blade inner channel cooling is a complex convection - conduction coupling problem. this thesis build a three - dimension. compressible turbulence model, and give a general solve method. with the geometrical model of the glossily rectangle straight channel, the rectangle straight channel with in - line arrays disturb plates, the rectangle straight channel with staggered arrays disturb plates, the rectangle straight channel with slant disturb plates, this thesis compute the flow and heat transfer condition when the cold air path though these channels, and gain the temperature field, pressure field, velocity filed, in addition. this thesis also analyze the influence of the different channel height, the different channel materials, the different channels, and gain the function relation between he nusselt number, friction factor and reynolds number. this thesis is emphasis on the new heat transfer enhancement structure, that is, disturb plates, with the comparison with the glossily channel and channel with pin fins, the heat transfer enhancement effect of the former is better, and the conclusion can be used in the design of aircraft blade

    葉片內部通道冷卻是一個復雜的對流?導熱耦合傳熱問題,本文在分析葉片內部通道冷卻的流動與傳熱情況的基礎上,建立了維、可壓縮紊流的物理模型,得到了通用的求解辦法;利用不帶擾流片的矩形直通道、帶順排擾流片矩形直通道、帶排擾流片、帶傾斜擾流片的矩形直通道的幾何模型,計算了冷卻空氣通過這幾種通道時的流動與換熱情況,得到了各種不同情況下計算區域的溫度場、壓力場、速度場;在此基礎上分析了不同的通道高度、不同的葉片通道材質對葉片內部通道冷卻的影響,並整理得到了各種通道形式下,努謝爾數和阻力因子與雷諾數的函數關系;本文重點研究了新型的葉片內部通道冷卻強化傳熱措施?帶擾流片的內部冷卻通道的強化傳熱效果,通過與光滑矩形直通道、帶針肋通道的冷卻效果的比較,表明了這種新型鮚構的優勢,對于葉片內部通道冷卻結構的設計可以起到導的作用。
  3. Brief introduction the model kx920 wheel is one of the series leading products made in our works that is well received both at home and abroad for its reaso - nable design, beautiful contour, and advanced norms. by adopting of three - ele ment torque converter, fixed - axle type pcwer shifing transimission box, in = bub reduction, double - axle drive, hinged frame, all hydraulic steering, and clamping brade. the loader has such features as : large power reseve, fi - neaccelerating performace, comfortable operation, wide field of vision, it " s muti = function, high - effic ient and flexible engineering machinery. mor - eover, it can be equipped with many kinds of working attachments such as flat fort, muti - fnction bucket, and snow plow, so it may be used for loading and unloading, transporting, piling and leveling materials in various kinds of projects. mines, enterprises and city. welcome friends both at ho - me and abroad to visit our factory and to order our products

    Kx920裝載機是我公司生產的系列主導產品之一,該機設計合理,外形美觀,標先進,在國內外享有盛譽.它選用元件液力變矩器,定軸式動力換檔變速箱,輪邊減速,雙橋驅動,鉸接式車架,全液壓轉向,汽液鉗盤式四輪制動,手動鉗盤式停車制動,反轉連桿機構,動力儲備大,加速性能好,駕駛舒適,視野寬廣,是一種用途廣,效率高,機動靈活的工程機械.備有平,圓木,多用途斗,推雪板,側翻,抓草機等多種工作裝置,因此廣泛用於各類工程,工礦企業和城鎮的物料,垃圾裝卸,運輸,堆垛,平整等作業,歡迎國內外朋友們來公司參觀,選購
  4. By studying and using conventional 1c process in combination with electron beam lithography ( ebl ), reactive ion etching ( rie ) and lift - off process, several efficient results are produced : semiconductor and metal nano - structures are fabricated ; the matching problem of photolithography and electron beam lithography is well solved ; the process efficiency is improved ; the process is offered for the controlled fabrication of nano - structures by repetitious process testing ; several nano - structures such as si quantum wires, si quantum dots, double quantum dot structures and tri - wire metal gate are firstly fabricated by using ebl and rie processes

    研究利用常規的硅集成電路工藝技術結合電子束光刻,反應離子刻蝕和剝離等技術制備半導體和金屬納米結構,很好地解決了普通光刻與電子束光刻的匹配問題,提高了加工效率,經過多次的工藝實驗,摸索出一套制備納米結構的工藝方法,首次用電子束光刻,反應離子刻蝕和剝離等技術制備出了多種納米結構(硅量子線、量子點,雙量子點和狀的金屬柵結構) 。
  5. The award - winning dishes for poultry : roasted chicken with garlic sauce and seafood crab : deep - fried stuffed crab meat in shell with sauteed crab claws were presented by chef mak wai ming, sous chef of golden bauhinia while the dim sum : steamed shrimp dumplings with a green coat, deep - fried spring rolls with roast duck and preserved vegetables, baked egg tarts, and steamed barbecued pork buns were presented by chef li kam sing, no 1 dim sum cook. as part of its two - year city of life : hong kong is it ! campaign, the hktb organised the best of the best culinary awards to reward the finest of chinese cuisine

    經過第一及第二輪由臥底試食大使多次秘密突擊測試,金紫荊粵菜廳于所參加的個組別均順利入選決賽,由麥偉明師傅所烹調的金牌蒜香吊燒雞、黃金乾坤蟹及李錦星師傅精心炮製的點心(大會定參賽點心:蝦餃、燒飽、春卷及蛋撻)先奪取金獎,再於十月十六及十七日的第輪比賽中,各參賽者即場一顯身手,最後麥師傅的金牌蒜香吊燒雞及李師傅的巧手點心榮獲至高榮譽金獎。
  6. Then the coupling beams with new reinforcement layout were made an inquiry into, and the improvement on the seismic behavior by coupling beams diagonally reinforced with a few rows in end regions was found out at last, based on the observations of the experimental phenomena and the analysis of the measurement result, and by the comparison of seismic behavior by making use of hysteretic response, ductility and energy dissipation behavior, a conclusion is presented : the code for design and construction of reinforced concrete high - rise structures ( the draft asked for advise hi 2000 ) ca n ' t ensure that the coupling beams have fairly good seismic ductility ; the result of improvement of the seismic ductility of the coupling beams by the increase hi stirrups besides the strengthen of longitudinal detailing reinforcement was n ' t obvious ; the coupling beams diagonally reinforced with a few rows in end regions have fairly good mechanisms, and the ductility and the behavior of energy dissipation are better than conventionally reinforced concrete coupling beams, so it is suitable to te tised in short coupling beams

    本文通過對根小跨高比(均為l h = 1 . 0 )剪力墻洞口連系梁在低周反復荷載作用下的試驗,了解了嚴格按《鋼筋混凝土高層建築結構設計與施工規程》 ( 2000年徵求意見稿)設計的連梁具有的抗震性能,研究了採取增大連梁配箍量同時加強縱向構造筋的方案對抗震性能的影響,並進一步對新的配筋形式的連梁進行了探討,了解了在連梁梁端配置多排交斜筋方案對連梁抗震性能的改善。通過對試驗現象的觀察和量測結果的分析,利用荷載?位移滯回曲線、延性和耗能性能等標對各個試件的抗震性能進行了比較,最後得出結論: 《鋼筋混凝土高層建築結構設計與施工規程》 ( 2000年徵求意見稿)不能保證小跨高比連梁具有較好的抗震延性:通過增大連梁配箍量同時加強縱向構造筋的方案對改善連梁的抗震延性的效果不太明顯;梁端配置多排交斜筋的連梁具有相對較好的受力性能,其延性和耗能性能等各項性能標均優于普通配筋連梁,宜在深連梁中採用。
  7. During this paper, definition of the measure enter - cover - probability is given, andthree - dimension detection space are transformed to level detection circles on differentheights. aiming at the most normal situation of symmetric line, cross - to line and cross - awayline taken by the carrier, probablely - enter - cover - target - distribution are analysed in relativemovement method on the premise that targets fly perpendicular to the flying direction of thecarrier. mont - cario method is used to simulate uniformly - distributed - targets situation and getthe measure, and results are used to analyse the influence of line - landscape - orientation - ratio, line - portrait - ratio, and speed - ratio on the measure. for further research, influences of height and blind space are also discussed on base ofradar level detection range, and situations of non - uniformly - distributed targets are alsoresearched

    為了分析主動探測空間動態性能,本文首先提出以「目標進入雷達覆蓋區概率」 (簡稱為「覆蓋率」 )作為評價標;然後將維探測空間轉換為不同高度層對應的水平探測圓,針對載機採用雙平行航線、交相向航線和交同向航線的最一般情形,採用相對運動的方法,分析目標垂直入侵時可能進入雷達覆蓋區的目標分佈情況;再運用蒙特卡洛法進行模擬計算,分析並比較目標服從均勻分佈時航線橫比、航線縱比及速度比對性能的影響。
  8. This thesis contrasts and analyses the different calculation - method, and improves the genetic algorithm in the parameter inversion of the rock and soil engineering. the strategies are mainly in the following three aspects : 1, new searching way is compositely searching genetic algorithm which is made up of the acceleration method and genetic algorithm when it partially calculates in the later time ; 2, index function is inducted in gengetic operators, at the same time repeated select and double exchange pool are used ; 3, splicing crossover, which reserves some new evolution factions, improves authority function accaunting the capabilities and kinds

    本文對優化演算法中不同求解方法進行對比分析,針對遺傳演算法在巖土工程參數反演運算中進行了改進,改進的策略主要集中於個方面: 1 、提出了在遺傳演算法中融入形加速法的改進方法? ?復合遺傳搜索法; 2 、針對遺傳運算元的選擇策略,引入數適值方法,設置雙交換池,提出了重復篩選法; 3 、加強對劣勢種群的內部優良信息的遺傳功能的改進,引入權函數,擴大可交運算元的種類,保留各運算元的進化功能,提出了融合交運演算法。
  9. In this dissertation, the research trends for the problem have been introduced ; the ‘ dim ’ and ‘ point ’ has been strictly defined in mathematics from machine vision and human vision ; the ideal clutter suppression system based on clutter predication and the realization and evaluation of evaluation index has been studied, in succession the clutter suppression technologies have been researched. firstly, the classic nonparametric algorithm has been analyzed in detail and systematically, for it ’ s weakness that it cannot remove the non - stationary clutter ideally, kalman filter algorithm for clutter suppression in 2d image signal has been built. secondly, fast adaptive kalman filter is presented based on fast wide - sense stationary areas partition algorithm : limited combination and division algorithm based on quarti - tree algorithm, new taxis filter route algorithm which can break through the limitation of the necessity of pixel neighborhood of 2d filter and laplace data model with two parameters which is perfectly suitable for the residual image of kalman clutter suppression

    首先分析了經典的非參數法,對於四種具有代表性的核,從前述的個性能評價方面做了分析和對比,出了其速度快的優點和對非平穩圖像適應性差的弱點,針對非參數法的弱點,重點研究了對非平穩圖像適應良好的卡爾曼雜波抑制技術:建立了非平穩圖像的類自回歸模型,在此基礎上建立了二維卡爾曼濾波基礎的兩個方程:狀態方程和測量方程;建立了非平穩圖像準平穩區域快速劃分演算法:基於四樹法的有限分裂合併演算法;二維空間的基於k排序的濾波路線演算法,突破了空域濾波路線上區域相鄰的限制;在這些研究的基礎上實現了快速卡爾曼估計,實驗驗證了該方法相對逐點卡爾曼估計可以提高運算速度倍左右;雜波抑制結果表明傳統的高斯性檢驗並不適合卡爾曼估計后的殘余圖像,由此建立了殘余圖像的雙參數拉普拉斯模型,實驗表明其可以完好的吻合殘余圖像的概率密度曲線。
  10. The subject of this dissertation is three - leg intersections with unsignalized control in highway system. there are two main objectives : one is to discuss crashes statistical characteristics and carry out a method to predict safety performance. the second one is that make further discussion on crashes inherent mechanism, especially on relationship between of driving behavior, waiting time and acceptance gap

    本文研究的目的主要有兩個:一是探求交口事故的統計特性,提出預測交口安全性能的模型;二是在這個模型的引下,進一步在理論上探討交口事故和違章的機理,重點探討可接受間隙、等候時間與駕駛行為者之間的關系,從視距設計、控制和管理對策上提出避免高危駕駛行為的設計方法。
  11. Determines the cross product of the two specified 3 - d vectors

    確定兩個定的維向量的乘積。
  12. Structure that is the cross product of the two specified 3 - d vectors

    結構,該結構是兩個定的維向量的乘積。
  13. According to the industrial innovation system model set up in this thesis, the industrial innovation system is subject to affections of national resources, governmental policies, market situation, international economic and technical environment, corporate behaviors, operational conditions of sub - systems and other factors. there are energy exchange and feedback mechanism between sub - systems, between the industrial innovation system and outside environment. the industrial innovation is not completely a sub - system of the national innovation system

    文中構建的產業創新系統模型說明,產業創新系統受國家有關資源、政府政策、市場狀況、國際經濟技術環境、企業行為、各子系統本身的運行狀況等多種因素影響,存在系統內各子系統之間以及產業創新系統外在環境的能量交換和反饋機制;出產業創新系統不完全是國家創新系統的子系統,它與國家創新系統有交關系,企業創新系統是產業創新系統的子系統,剖析了國家創新系統、產業創新系統和企業創新系統者的區別與聯系。
  14. In this paper, both the motor - vehicles models and non - motor - vehicles models are studied. the applicability of non - motor - vehicles models are evaluated and compared with the field survey in three aspects : arrival of vehicles, discharge of vehicles and change of velocity. the applicability of non - motor - vehicles models are evaluated and compared with the field survey in four aspects : average queue, maximum queue, delay and volume

    論文不僅從車輛到達、離散和速度變化規律方面驗證了corsim和simtraffic模型中機動車行為在北京市信號交口的適用性,還採用實測數據模型標定模擬試驗模型驗證適用性結論這一技術路線,以平均排隊長度、最大排隊長度、延誤時間和通過的交通量為標,通過多次模擬試驗深入研究corsim和simtraffic中行人、自行車模型在北京市交口的適用性。
  15. The hardware design is expounded in chapter 3, which include four parts. then we focus on how to merge them together in chapter 4, that is, porting linux to mc9328mx1, this includes several parts, the first part is flashloader which can be used to download programs ; and then, give out develop model of start - up guide code ( bootloader ) which runs before linux kernel and linux kernel ' s start - up analysis, also porting them to arm9 mx1 ; thirdly, we realizes the porting of lcd framebuffer driver based on deeply grasped linux device driver model ; fourthly, the rootfs ( file system ) ? ? cramfs is designed. then we give an example that based on the embedded linux in chapter 5, what we call automobile navigation, and discuss how to develop with our arm linux to meet the need of application, too

    第一章回顧gps導航系統的發展狀況,出課題研究背景及主要工作;第二章闡述嵌入式系統的概念、組成、開發流程及調試方法,構建車載導航系統開發平臺;第章介紹導航系統的硬體設計,包括主控模塊、組合導航模塊、防盜通訊模塊和人機交互模塊四大部分;第四章詳細描述移植linux到mx1開發板的過程,包括:交編譯環境的建立、下載程序( flashloader )的實現、啟動引導加載代碼bootloader設計與移植、 linux內核的啟動分析及移植到硬體平臺的整個過程、 linux驅動模型的深入的分析及lcd幀緩沖顯示設備驅動的移植、根文件系統的構建等;第五章以嵌入式linux操作系統在車載導航中的應用為實例,介紹嵌入式系統軟體的設計與實現,通過論述gps車載導航系統中定位模塊的開發過程,探討了基於arm & linux平臺的應用開發。
  16. Analysised the cross - experimental results and found the fittest way of various constructs to get the highest value of the thermal performance factor. gave the theorith analysis of the mechanism of enhancement of heat transfer. and point out the optimize way of the fin

    得到了肋排列維內肋管在以上個流態區間內,達到熱力性能系數最佳時的結構組合方式,並對強化傳熱的機理進行了理論分析。同時,出了肋形結構進一步優化的方向。
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