零維的 的英文怎麼說
中文拼音 [língwéide]
零維的
英文
zero dimensional-
5. according to tiansha river ' s water diversion and flow strengthen project that is determined by zero - dimensional model, the plan of tidal river networks is successfully calculated
緊密結合江門市天沙河引水增流工程項目,根據零維模型確定的方案,對感潮河網進行了方案計算。Woven wire mesh series : stainless steel wire mesh, brass wire mesh, copper wire mesh, phosphor bronze wire mesh, barbecue grill mesh, crimped wire mesh, low carbon steel wire mesh, mild steel wire mesh, black wire cloth, window screening netting, vibrating sieving mesh, filter for gas and liquid, conveyer belt, chain link fence, galvanized square wire mesh, hexagonal wire mesh
此網帶由雙股右螺旋或由雙股左螺旋盤條與一根串條連接而成,網帶拼接方便,網眼一般小於單股加強編織的網眼,編織牢固,不易變形,維修方便。能用於高溫的自動流水線,輸送重物,機械工業上零件的熱處理,各種較大物品的烘乾。The cad / cam process of the handle part was implemented, including constructing 3d entity modeler, creating tool path, computer simulating, postprocessing cutter location files into tape files for a specific machine tool, transferring machining information of the handle part by the network - based cad / cam prototype system, nc machining of the handle part at last
利用網路化cad / cam原型系統實現手柄零件cad / cam過程,包括手柄三維實體造型、刀位軌跡生成、計算機模擬檢驗,後置處理生成特定機床的g代碼,通過網路傳輸手柄零件加工信息,最後完成手柄零件的數控加工。The simulation results show that the model can reflect the distribution of heat flow density under the dissimilarity load, and then made up the shortage of zero - dimension model and three - dimension model
通過在不同負荷下的模擬計算,說明了該模型能夠反映不同負荷下爐膛內的熱流密度分佈的不同,從而彌補了零維模型和三維模擬的不足。The research shows that the diversification of the consumer decision - making in rural areas of anhui has been a challenge currently to the large - scaled chain retailing
調查表明,安徽農村消費者消費決策多維化的特徵,對當前大規模連鎖零售的經營模式提出了挑戰。The sensor is mounted on the end effector of the robot, and can be oriented by the robot for data collection
激光視覺傳感器固定在機器人手臂末端,機器人手臂帶動激光傳感器沿零件表面掃描,獲取零件的三維信息。In the measurement of dimention, shap, and deformation for 3 - d object, the measurement, and surface testing of complex precision components for microelement, and industrial inspection as well as remote sensing measurement etc., it finds wide use
它廣泛應用於三維物體的幾何尺寸、形狀、變形等的測量,精密復雜零件的微尺寸測量和外觀檢測,工業監測及航空遙感測量等技術領域中。This paper studies the influence of vagrancy and homesickness on du fu ' s poems in his later years and stresses du fu ' s idea of " state comes first ", which characterizes confucianism
杜甫以沉鬱的客寓意識,飄零落拓之感,寄託了鄉國君民之思,體現了其思鄉詩「史性思維」與「詩性思維」的融合統一,實現了對傳統思鄉詩的超越。This paper describes an aag ( attributed adjacency garaph ) based method of machining features recognition for shaft kind parts and 2. 5d parts on the acis platform, which can effectively recognize the main and assistant feature of these kinds of parts. using the class library provided by acis, all the geometrical information for defining a feature can be acquired. finally a xml neutral file describing the recognition result is provided for the later capp process and the generation of nc code
本文首先分析三維實體邊界模型的特徵識別方法及其特點,繼而採用基於屬性鄰接圖的特徵識別方法,研究了軸類零件及2 . 5維零件的加工特徵的分類及其識別,並在acis平臺上開發了相應的軟體原型系統,有效地識別該類零件的主特徵和常見的輔助特徵,且利用acis提供的類庫介面提取模型底層的幾何參數,得到定義各項特徵所需的幾何尺寸信息,最後以xml中性文件的形式輸出識別結果,為后續進行的工藝規劃、加工代碼生成提供初始數據,從而為cad / capp / cam的集成提供有效的方法。The mechanism is so simple that time required for tool & dies change and maintenance can be saved significantly
精簡的機構,使得模具的更換零件的維修更方便,節省寶貴的時間。It is necessary to optimize and perfect mathematics structures in mid - school mathematics teaching. viewing from general process, mathematics study is a process in which new learning contents and original mathematics structures act on each other and a new structure is then formed. viewing from meaningful study theory, any knowledge that students have learned is not fragmentary or isolated but constitute knowledge structures and build mutual relations between knowledges ; viewing from information - processing theory, we can improve our memorizing ability of working, if we can organize necessary information into " group lump " reasonably and effectively in the form of " structure " and concentrate more information into a new " group lump ". perfecting cognitiopn structures is an effective way in which our thinking can be suited to huge and long - term memorizing ; viewing from the theory of establshment, mathematics study means that subjects are forming a net - frame between new knowledge and all other factors so as to obtain new knowledge
中學數學課堂教學中優化和完善學生的數學認知結構的必要性,從數學學習的一般過程看,數學學習就是新的學習內容與學生原有的數學認知結構相互作用,形成新的數學認知結構的過程;從有意義學習理論看,學生所學的任何知識,都不是零碎的、彼此孤立的,而應按知識之間的關系,通過不同層次來構成知識的結構,建立知識之間的相互聯系;從信息加工理論看,如果人們採用「結構」的形式合理有效地組織必要的信息,成為「組塊」 ,可以讓更多的信息濃縮進不多的組塊,從而擴大工作記憶能力,而完善認知結構是使人的思維適應龐大的長期記憶的一種有效方法;從建構主義理論看,數學學習是指主體在把新知識與多方面的各種因素建立聯系的過程中,建構新知識與各方面因素間的網路構架,從而獲得新知識的意義。( 3 ) chapter v. plasma characteristics of rf ion source is investigated. a zero - dimensional numerical dynamic colisional radiative atomic and molecular ( cram ) model is suggested to simulate the microphysical process. all species " population number densities in plasma are calculated in non - thermodynamics equilibrium condition, and proton content in extracted ion current are measured with 60 ? magnetic analyzer
( 3 )提出了高頻離子源等離子體的零維cram模型( collisionalradiativeatomicandmolecularmodel ) ,計算了非平衡態( nte )下等離子體中分子、電子、離子、基態原子、激發態原子等粒子濃度,並在zf - 200kev中子發生器上,用60磁分析器實驗測定了引出束流的質子比。Using the numerical computation method to simulate the pure air flowing in the plasma generator and using zero dimension theory and continuous medium hypothesis to establish the mathematical model of the plasma generator and applying the curvilinear coordinate to disperse the space of the plasma generator, applying simplec method to solve the set of discredited equations
應用數值計算的方法模擬了等離子發生器內部的純空氣流動,應用零維理論分析模型和連續介質假設建立了描述等離子發生器內部流動和傳熱的數學模型;採用貼體坐標系對等離子發生器的流場空間進行空間離散;採用simplec演算法來求解離散方程,獲得流場的數值解。( 3 ) study deeply the structure of fat 16 file system and the characteristic of flash disk, and develop the file management software of flash disk to manage nc files effectively according to the management idea of fat 16 file system. ( 4 ) research the module and protocol of reliable communication in serial network, which are composed of arm main control board, dsp motion control board, keyboard board, i / o control board and encoder signal collection board, and then develop communication software of the serial network. ( 5 ) study the principle of displaying char in lcd and the method of embedding font library into operating system, and research deeply the method of embedding chinese font library into os in the light of the characteristic of chinese
本論文的主要研究內容如下: ( 1 )研究uc os -實時嵌入式操作系統在硬體平臺上的移植及其佔先式內核的任務調度原理,合理分割銑床控制系統的管理任務,根據任務的要求賦予不同的優先級和調度時間,保證任務的執行效率和實時性; ( 2 )開發底層設備驅動程序和應用程序介面( api )函數,以便於進行系統應用軟體的開發; ( 3 )深入研究fat16文件系統的結構和固態盤的硬體特性,參照fat16文件系統的管理思路,開發固態盤文件管理軟體以有效管理nc代碼文件; ( 4 )深入研究由arm主控板、鍵盤板、 i o控制板、編碼器信號採集板等裝置組成的串口通訊網路可靠通信的模型及其通訊協議,開發串口通訊網路通信軟體; ( 5 )研究字元的顯示原理和在操作系統中嵌入字庫的方法,在此基礎上結合漢字的特性深入研究中文字庫的嵌入方法,開發中文字庫嵌入軟體,滿足開發操作界面的信息要求; ( 6 )深入研究三維圖形坐標變換的原理,開發實用的三維加工軌跡顯示軟體,便於操作者對零件的加工過程進行監控和診斷。After a detailed analysis of the characteristics of zero -, quasi -, and multi - dimensional models of direct injection diesel engines, we make proper simplifications on the quasi - dimensional combustion model
本文在詳細分析了模擬直噴式柴油機燃燒過程的零維模型、準維模型和多維模型各自的特點后,對柴油機的準維燃燒模型作了合理簡化。These and other odd jobs kept him employed a few hours every day, so that he was not actually out of work.
他靠這種零星的活兒維持著一天幾個小時的工作,因此還不算失業。Based on tiansha river water diversion flow strengthen project in jiangmen, the hydraulics and water quality characteristics in tidal rive networks have been simulated numerically. zero - dimensional and one - dimensional hydraulic models have been applied. this paper presents the concept of roughness optimization
採用零維及一維水力模型,結合江門市天沙河引水增流工程項目,對感潮河網的水力水質特性進行了數值模擬,提出河道糙率優化概念,為感潮河網的納潮沖污,改善水環境提供了理論依據。The general basin flood model is deduced by analogy between the matter composing of atom and it composing of character objects. the character objects are follow : one dimension flow model, two dimension flow model, zero dimension flow model, linking flow model, engineering control flow model and so on. the different character objects make up of the different basin model
通用性流域洪水演進模型採用類比物質構成的分解,把流域分解成各種基本特徵元素的模擬:一維水流模擬,二維水流模擬,零維水流模擬,連系水流模擬以及工程運行控制模擬等,由不同的特徵元素的數量和種類的組合,構成不同的特定流域,使所建的流域洪水模型具有很好的包容性,能夠包容各種各樣的流動結構,適應不同的流域洪水模擬的需要。Experiences of maintenance on type of axle parts
軸類零件的維修經驗The machines are multi - purpose horizontal lathes. they are available to machine shops, tool rooms and repair shops to mahine small to medlan sized workpieces such as shafts, sleeves, disces as well as metric, inch, module and d. p. threads. the lathes are featured compact in constrution, reliable in performance, nice - looking in pearance, safe in operation and easy in maintenance
該機床是具有多種用途的臥式車床,可擔負中、小型軸類、套類、盤類零件類及公制、英制、模數、徑節螺紋等零件的加工,特適宜於細長軸零件的製作,該機床可用於工廠的機加工車間,工具車間和設備維修車間,該機床結構緊湊,性能可靠,外形美觀,操作安全,維修方便。分享友人