擬直和 的英文怎麼說

中文拼音 [nǐzhíhé]
擬直和 英文
quasi-direct sum
  • 擬 : 動詞1. （設計; 起草） draw up; draft 2. （打算; 想要） intend; plan 3. （模仿） imitate
  • 直 : Ⅰ形容詞1 （成直線的; 硬挺的） straight; stiff 2 （跟地面垂直的; 從上到下的; 從前到后的） erect; v...
  • 和 : 和動詞（在粉狀物中加液體攪拌或揉弄使有黏性） mix （powder） with water, etc. : 和點兒灰泥 prepare some plaster
  1. Under the incentive of the civil - market demanding such as laser material processing and the military - market demanding such as a new generation of laser weapon candidate and icf, diode - pumped solid laser ( dpsl ) develops rapidly worldwide. as an important application, diode - pumped intracavity - frequency - doubled laser is attached much importance in recent years, but there still remain many problems unresolved completely. in this paper, i have given some abecedarian study results on some of these problems theoretically and experimentally

    因工業激光材料加工等民用市場的需求以及慣性約束聚變和作為新一代激光武器候選器件等軍方需求的推動，國際上高功率二極體泵浦固體激光器（ dpsl ）的研究進展迅速，作為dpsl的一個重要應用，內腔倍頻一直得到大家的重視，但仍有許多未徹底解決的問題和理論上的不完備之處，本論文擬對其中的一些問題作一初步的理論和實驗研究。
  2. The system establishes advanced man - machine interactive interface based on virtual reality that makes robot off - line programming quicker, easier, and more intuitive

    該系統建立了基於虛擬現實技術的高級人機交互介面，使機器人離線編程更加快速、方便和直觀。
  3. In section one, by using fice scheme and time - gcm, a model of trace gases and oh airglow affected by gravity wave is set up, then the propagation of nonlinear gravity wave and the effect on trace gases and oh airglow are analyzed. the result shows gravity wave excited by tropospause forcing can propagate stably to the mesosphere through the stratosphere so that energy and momentum can be transferred from one region to another. in this process, gravity wave undergoes growth, overturning, convection and breaking

    在第一部分的工作中，利用全隱歐拉格式和全球熱層-電離層-中間層-電動力學環流耦合模式（ time - gcm ） ，對重力波的非線性傳播及其在傳播過程中對中高層大氣中氧族和氫族成分和與之密切相關的oh氣輝輻射的影響進行了數值模擬，結果表明，從對流層向上傳播的重力波經歷了產生、發展、飽和、對流產生直至破碎的非線性演化，大氣的非等溫結構加速了重力波在中層頂區的破碎，重力波的非線性傳播是小尺度對流和湍流產生的一個重要的源。
  4. The model of the itr between a1n and cu is built by using the acoustic mismatch model, amm and diffuse mismatch model, dmm. because there is a limit of roughness and temperature in amm and dmm, the data of the theory model that is directly built by amm and dmm is far from the experimental data. accordingly, with dmm and traditionary methods, the mathematics model is posed by contrast and analyses of the experiment data

    由於聲失配理論和散聲失配理論對溫度和粗糙度有很嚴格的要求，所以直接建模所得的理論數據與實驗數據有很大的差距，本文採用聲失配理論與傳統研究方法相結合，通過與實驗數據的分析擬合，提出了修正的數學模型，預測誤差有了大幅度的提高。
  5. Adopting the assummation that the quark interaction is the sum of the usual one - gluon direct exchange and the mixture of linear scalar and vector potentials, we structure the relativistic corrections of order v2 / c2to the cornell potential, including the annihilation potential for the quark and antiquark of the same favors which plays the same role with the one - gluon direct exchange at short distances. the effects of the relativistic corrections on the hyperfine splittings of quarkonium states are discussed, and a good fit to the available experimental data is obtained on heavy quarkonium mass spectra

    采納庫侖勢源於單膠子直接交換，而線性禁閉源於標量和矢量的混合，同時考慮在短程區域與單膠子直接交換起同樣作用的同味正反夸克的湮滅，構造了靜態夸克-反夸克勢到v ~ 2 c ~ 2級次的完全相對論修正，並擬合計算了重介子偶素的能譜，討論了相對論修正對重介子偶素能級分裂的作用。
  6. It has been established the existence of a few pathways controlling flowering of plants in genetic research of flowering of arabidopsis thaliana and antirrhinum majus. many genes related to flowering have been identified and cloned, but the regulation mechanism of gene ' s expression is still unclear

    通過模式植物擬南芥和金魚草開花機理的研究，現在已經明確植物的開花途徑有多條，並識別和分離了許多與開花有關的基因，但這些基因如何在植物生長發育過程中進行特定時空的表達及其調控一直是科學家研究的一個黑匣子。
  7. Therefore how to simulate exactly an arcuated built - up system bridge, carry calculation and design of it and obtain behaviors in accord with facts, is a urgent task in front of bridge workers

    因此如何正確模擬拱式組合體系橋梁，進行拱式組合體系橋梁的設計和計算，獲得符合實際的受力性能，一直是擺在橋梁工作者面前的一項迫切任務。
  8. The system can display in 3d the robots with higher quality graphics on pc by adopting the solid model technology, and modify the model of robots according to the size given by users, so that the parametric modeling is realized under interactive mode. it realizes the graphics simulation of robots in kinematics in both articulatory space and cartesian space, and it also realizes the animated simulation of trajectory of linear interpolation in point - to - point mode. the movement of robots can be realized by graphics teaching or programming

    該系統採用實體造型，能在微機上顯示較高質量的機器人的三維圖形，可以按照用戶給出的尺寸修改模型，在交互方式下，實現機器人的參數化造型；系統能夠在關節空間和笛卡爾空間中進行運動學的圖形模擬，能進行點到點直線插補軌跡的動畫顯示，機器人的動作可以示教再現，也可以由程序設定。
  9. Starting with the astronomic factors which induce the tide phenomenon, this paper introduces a method of nonharmonic analysis neural network to predict tide, and this method is used to calculate the real tide of 2002 at hongkong tide station and the result are compared to the observed data

    摘要文章運用非調和法，直接從引起潮汐現象的天文因素入手，以2002年香港驗潮站實測資料為例，用神經網路對潮汐知識進行了學習模擬，對未知結果進行了預報。
  10. This paper discusses the designing and making of the dynamic testing systems of engine electronic control system. base on the construction and operation principle of santana 2000gsi m3. 8. 2 engine electronic control systems, design and manufacture led circuit of dynamic testing and fault imitating electronic control unit. on the inspect board, design and equip with motronic 3. 8. 2 ecu i / o measuring joints, design and set up obd - ii diagnostic communication link, design and install fuel pressure inspecting meter. depend on the obd - ii diagnostic communication link and ecu i / o measuring joints, this dynamic testing system can inspect engine electronic fuel injection system, distributorless ignition system, idle speed control system and evaporative emission control system, and can inspect m3. 8. 2 sensors, ecu and actuators, and can interrogate fault memory and erase fault memory ; and can analyse data stream ; and can carry out fault imitating. besides, this paper analyses sensors and actuators typical fault w aves

    2電控單元電路連接器設計製成輸入輸出電子控制檢測端子，並在檢測面板上布置了obd -診斷插座和燃油壓力表。使該動態測試系統能實現對電噴發動機的燃油系統、直接點火系統、怠速控制系統和燃油蒸氣排放控制系統的動態檢測；並通過obd -診斷座、 ecu輸入輸出檢測端子和故障模擬處理單元實現對電噴發動機電控系統各傳感器、電控單元、執行器進行故障碼讀取與清除；動態數據讀取和波形測試和故障模擬等。此外，本論文還分析了傳感器和執行器典型故障波形。
  11. Depend on the comprehensive analysis and study of the structure, principle, and exterior characteristic of the motor, through the methods of system modeling and digital simulation analysis, two kind of control device that work for the low voltage ( lvdc ) and the high voltage ( hvdc ) in avigation are researched respectively. point to the control technique of close - loop speed stabilization at a limited adjustment speed range, we bring out the close - loop speed control method that using the rotor position sensor indirectly measure the speed of the motor

    在全面分析了稀土永磁無刷直流電動機的結構特點、工作原理、運行方式以及外部特性的基礎上，通過系統建模和數字模擬分析，分別針對航空低壓直流（ lvdc ）和高壓直流（ hvdc ）兩種電動機構用永磁無刷電動機，在小范圍轉速連續調節下的閉環穩速控制技術進行了詳細理論研究，提出了利用轉子位置傳感器信號間接測量電機轉速進行電機轉速閉環穩速控制的策略。
  12. This paper is based on " the remodeled item of the 122mm automatic barbette servo system ". it introduced the controlled project of brushless direct current motor realized by dsp at first. on the base of analyzing and studying the driving wave of the brushless direct current motor thoroughly and fully, it carried on the servo system ' s simulink and presented the concrete software and hardware ' s devise of the whole system in the end

    本論文的撰寫是以「 122mm自行迫榴炮伺服控制系統的改型項目」為基礎，首先介紹了dsp實現無刷直流電機的控制方案，在深入、系統的分析和研究了無刷直流電機驅動波形的基礎上，然後進行了伺服控制系統的模擬，最後給出了伺服控制系統具體的軟硬體設計。
  13. Abstract : propagation characteristics of r wave in a pavement structures are analysed in this paper. based on the propagation characteristics of r wave, the horizontal propagation wave is simulated by using r wave, the vertical propagation wave is also simulated by using body wave in calculating dynamic response of pavement structures. the availability and accuracy of dispersion curves measured by sasw in pavement structures is analysed by using the presented method used to calculate dynamic response

    文摘:利用有限單元法分析了道路結構的r面波傳播特性：在深度方向上衰減較慢，傳播較深，波動性大.提出了在道路結構動力響應計算中，利用面波來模擬水平向傳播波，利用體波來模擬豎直向傳播波.通過算例來驗證該方法的可靠性和精確性，並利用這一動力響應計算方法分析了道路結構表面波測試中所獲彌散曲線的可靠性
  14. The buffer zones will be maintained throughout the construction and operational phases of the proposed third golf course

    整個緩沖地帶會在擬建第三個高爾夫球場的施工和運作期一直維持。
  15. Based on the field investigations and laboratory examinations, a study of the population of the epiphytic dolichomitriopsis diversformis ( mitt. ) nog. in fanjing mountain reveals that its habitats are different among different host trees, but that there lies the common habitat characteristics of not more than 2m height from the bottoms of host trees trunks, less light, high relative humidity, slow wind speed, slow evaporation speed and long time of remaining humid in middle - lower tree bark ; that it is one dioecious moss species, the morphology is remarkably different between its perichaetium and perigonium, the number of its perichaetia is much more than that of its perigonia, its perigonium is difficult to find out, its sporophyte is upright, its seta is long and thin, its capsule is regular long oval and its calyptra is cucullate

    摘要通過野外調查和室內觀測對貴州省梵凈山樹附生尖葉擬船葉蘚種群的研究表明，其生境因其所附生的樹種不同而有所不同，但具有共同特點：附生在樹干下部距地面2m高的范圍之內，光照弱、濕度大、風速小、蒸發量小、中下部樹皮保持濕潤的持續時間長；其為雌雄異株蘚種，雌、雄器苞形態差異明顯，雌器苞數量多，雄器苞數量少並且難于發現，孢子體直立，蒴柄細長，孢蒴規則長卵形，蒴帽兜形。
  16. The data can be entered directly into analogdigital converters and computers for processing.

    可以把數據直接輸入到模擬數字轉換器和計算機進行處理。
  17. This model is represented by a superposition of gaussian beams, and can simulate the wave fields of planar or focused transducers radiating at oblique incident through a curved fluid - solid interface. the mgb model is highly efficient and can be easily implemented on an ordinary personal computer

    該模型是由一系列高斯聲束疊加而成，可模擬直探頭和聚焦探頭水浸檢測斜入射時的聲場分佈，計算效率高，易於在個人計算機上實現。
  18. At first, a two - dimensional across - the - channel mathematical model for simulation of a direct methanol fuel cell is described. the model accounts simultaneously for electrochemical kinetics, hydrodynamics, and multicomponent transport, and fully accounts for the mixed potential effects of methanol oxidation at the cathode as a result of methanol crossover caused by convection, diffusion and electro - osmosis

    首先描述了一個用於模擬直接甲醇燃料電池特性的垂直於流道的二維數學模型，模型考慮了多組分傳遞、水動力學和電化學動力學，並且考慮了甲醇竄流在電池陰極產生的混合電位的影響。
  19. 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。
  20. Secondly, after analyzing the advantages & faults of time - domain simulation and the direct methods, this paper points out the key of developing the transient stable methods is the integration of both. the cct - calculating method is presented which is based on the trajectory sensitivity and the hybrid method. and the time - domain simulation program has been programmed

    （ 2 ）在分析了電力系統暫態穩定分析方法的時域法模擬法和直接法的優缺點之後，指出暫穩分析方法的發展在於二者的結合，提出了基於軌跡靈敏度的時域法和直接法相結合的暫穩分析方法，並將該法應用於臨界切除時間的計算。
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