良好流線性 的英文怎麼說

中文拼音 [liánghǎoliúxiànxìng]
良好流線性 英文
cleanliness
  • : Ⅰ名詞1. (善良的人) good people 2. (姓氏) a surname Ⅱ形容詞(好) good; fine; nice Ⅲ副詞(很) very; very much; indeed
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • : 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...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • 良好 : good; fine
  • 線性 : [數學] [物理學] linear; linearity線性代數 linear algebra; 線性方程 linear equation; 線性規劃 line...
  1. The factors limiting the frequency band of the wide - band amplifier are introduced. through analyzing the effects of the intrinsic parameters and parasitical on the frequency characteristics, a method of improving fr of mosfet by using short channel device and making mosfet work at the saturation region through raising vgs is put forward ; the effects of different kinds of circuit configurations on the frequency characteristics and the junction voltage on the voltage pattern circuit, current pattern circuit and frequency characteristics are analyzed. according to the linear theory of transconductance which is applied in the bit circuit, the current pattern amplifier circuit, current transfer circuit and output circuit which consist of mosfet and the wide - band amplifier composed of them are put forward

    介紹了限制寬帶放大器頻帶寬度的因素,通過分析mosfet的本徵參數、寄生參數對頻率特的影響,提出了採用短溝器件、使mosfet工作在飽和區、抬高柵源電壓等提高mosfet特徵頻率的方法;分析了不同電路組態對放大器頻率特的影響、節點電壓對電壓模電路、電模電路頻率特的不同影響,根據應用於雙極晶體管電路的跨導原理,提出了採用mosfet構成的電模放大電路、電傳輸電路、輸出電路以及由它們所組成的寬帶放大器,獲得了的頻率響應。
  2. The device is manufactured with state - of - the - art technology. it works by vibrating ultrasonic waves to the deeper layers of the skin to restore elasticity and tonicity

    中外合資之先進科技傑作,機身輕巧及型設計,機件及耐用,配合美容產品使用,可加強產品之功效。
  3. The metal oxide varistors ( mov ), as the core organ, made under japanese technology license. it have good response to steep front surge, excellent volt - amper characteristics and high discharge capability, which provides a very consistent protection merit at steep front surge, lightning surge and seitching surge, and enhances protective capability

    它具有的陡波響應能力、卓越的非伏安特和巨大的通容量,在尖頂波、操作波和雷電波下均有優異的保護能力,工作能幾乎不受波形影響。
  4. Through field investigation, microscopic study, x - ray phase analysis and mineral infrared spectrum analysis, the authors determine the laumontitization had occurred widely in the axi gold field. according to the development of laumontitization and its relationship to mineralization, authors reveal that the laumontitization appeared mainly at the top and periphery to ore - bodies. it befallen at the edge of the geothermal fluid system or happened in the late stage of geothermal fluid system evolution, hence can be assigned as an indicator to prospect for epithermal gold deposit. the fluid causing laumontitization in the axi gold deposit is similar to those causing hot spring type gold deposit or in modern geothermal field. the fluidization of the axi gold deposit happened in carboniferous, showing the west tianshan is a good district for epithermal gold mineralization and preservation. so west tianshan is prospecting for exploring epithermal gold deposit

    通過野外考察顯微鏡下薄片鑒定x射物相分析和礦物紅外光譜等研究,確定了阿希金礦濁沸石化的普遍存在根據濁沸石化發生的規律及其與礦床形成的關系,確定濁沸石化主要見于礦體的上部和外圍,發育在地熱體系統的邊緣和演化晚期,可作為尋找淺成低溫熱液型金礦的標志之一。導致阿希金礦濁沸石化的質與熱泉型金礦成礦體和現代地熱田類似,體作用發生在石炭紀,證明西天山地區具有的淺成低溫熱液型金礦的形成和保存環境,因此找礦前景較
  5. The advantages of simple structure, good linearity, no magnetic saturation, widely measure band make it fit sample in optical - electric current transformer nicely. while, there also have many new problems in applying rogowski coils

    Rogowski圈不僅具有結構簡單、、無磁飽和、測量頻帶寬、動態范圍大等優點,而且體積小、重量輕,非常適合混合式光電電互感器的取信號采樣繞組用。
  6. In the part of orbit control, the main ideas in study is to define the nonlinear control system on a riemann manifold from the global viewpoint, and to build the intimate relation between the geometrical structure of state space and the state equation of nonlinear control system ; in the part of attitude control, the main ideas in study is to deduce mathematical model with good character based on global differential geometry ideas as well as li group and li algebra, moreover, to design corresponding control schemes

    在軌道控制部分,研究的主要思想是從整體化的觀點出發定義一種建立在riemann形上的非控制系統,將狀態空間的幾何結構與控制系統的狀態方程建立直接的聯系。在姿態控制部分,研究的主要思想是以整體微分幾何方法為工具,以李群與李代數等數學理論為基礎,從數學角度建立具有能的數學模型,並設計出相應的控制方法。
  7. Time - temperature superposition principle could bee applied to g " dependence on cd, and the dependence of shifted factor at on temperature demonstrated a linear relationship by a plot of in at vs. t - 1. the steady rheological measurements for nanocomposites melts were conducted. the results revealed that the melts of exfoliated nanocomposites with lower loading of org - mmt exhibited shear - thinning even at lower shear rate as compared with polymers filled with common particles, while the melts flow depended weakl

    研究結果表明仁復合體系g 『和動態損耗模量寧的對數關系呀g 『一109夕, _印維乖溫動態模量滿足時溫疊加原理,頻率移動因子( at )的對數與塌度的倒攀即種馬與了一『有關系?一_面,復合體系熔體的穩態剪切變行為具有不同於普通粒子填充聚合
  8. This dissertation majorly researchs and designs full digital dc driving system with fuzzy control. it makes a scheme argumentation firstly, analyzing the pid algorithm and fuzzy control algorithm the ordinary digital pulse trigger algorithm and the double remainder method of pulse trigger in detail, and fuzzy control and the double remainder method are put forward to settle the under - mentioned problems, namely, the new viewpoint and the task having finished in this dissertation as follows : ( 1 ) in rder to overcome the influence of dc motor ' s parameter changing with time and nonlinear on the control system performance, this dissertation adopts fuzzy control as outside regulator and pi control as inside regulator in double regulators of the full digital dc motor driving system design ;. ( 2 ) aiming at the pulse trigger reliability of the ordinary d igital pulse trigger being low and leaking the pulse or the order of pulse confusion, this paper adopts the double remainder algorithm with short response time high pulse trigger reliability good adaptability and anti - jamming ; ( 3 ) this dissertation adopts tms320lf2407 which has good performance as major control chip this chip has power function with fast calculation capability, and accomplishes the software and hardware design in the dc motor driving system with fuzzy control ; ( 4 ) this dissertation also puts emphases on anti - jamming in hardware and software ; ( 5 ) after having designed the sample of full digital dc motor driving system with fuzzy control, a lot of experiments are performed to verify the performance and settles problems during experiment. the result of experiment proves the feasibility of design

    首先進行了方案論證,對模糊控制演算法和數字pid調節演算法、觸發脈沖的一般演算法和雙余演算法進行了詳細地研究分析,提出應用模糊控制和雙余法解決下述問題,即該論文主要的新見解和所完成的工作: ( 1 )為了克服直電機參數時變和非因素對控制能的影響,本設計中,雙閉環調速系統的外環採用模糊控制,內環採用pi控制,使系統在一定范圍內對直電機參數變化和非因素影響有自適應能力; ( 2 )針對常規數字觸發器演算法中觸發脈沖的可靠不高,經常出現漏脈沖或是脈沖混亂的情況,本文採用雙余法,該演算法具有響應快,可靠高,具有的適應及抗干擾能力; ( 3 )本設計中採用了速度快、功能強的tms320lf2407作為系統的主控晶元,應用該晶元完成系統的軟硬體設計: ( 4 )本文對系統抗干擾的軟硬體措施進行了重點研究; ( 5 )設計了具有模糊控制的全數字直傳動系統原理樣機,並進行了試驗驗證,對試驗過程中出現的問題及時解決,最終實驗結果證明設計是可行的。
  9. The variable polarity power supply circuit uses two stages full - bridge inverter, the former inverter is regarded as a constant - current source with fast dynamic response, and supplys energy for the second one, and the latter one is to produce variable polarity current excellently, and low - frequency pulse current by variable polarity power supply is used to reduce input energy and control the shape of weld bead while welding. a series of high - frequency pulse current is superposed on direct - current - electrode - negative ( dcen ) current through the high - frequency pulse power supply, which is used to compress the arc and improve process of crystallization

    其中變極電源採用二次全橋逆變結構,一次逆變提供快速的響應速率並給二次逆變提供能量,二次逆變提供的變極能,使輸出能量最優化,並用其低頻電減小電弧能量,控制焊縫成形;高頻脈沖電源提供的高頻電疊加在反極dcen上,利用電的高頻特壓縮電弧,改善焊縫金屬結晶過程。
  10. The stator of aceg is connected to the grid and the three symmetrical excitation windings in the rotor are fed by converter. the magnitude and frequency and phase and phase sequence of excitation voltage can be controlled, so the magnitude and position of excitation mmf as well as the speed of rotor can be controlled. therefore, acegs have superior performances by contrast with conventional synchronous generators and induction generators, such as upstanding stability, power generation of variable speed constant frequency ( vscf ), adjusting active power and reactive power independently, and absorbing lag reactive power deeply

    勵磁發電機的基本結構與繞式異步電機相同,其定子側接電網,轉子上採用三相對稱分佈的勵磁繞組,由變頻器提供對稱交電勵磁,且勵磁電壓的幅值大小、頻率、相位、相序都可根據要求加以控制,從而可以控制發電機勵磁磁場大小、相對于轉子的位置和電機的轉速,使得交勵磁發電機具有的穩定及轉速適應能力、獨立的有功與無功調節能力和較強的進相運行能力,能超越傳統同步發電機和感應發電機,因而有著廣闊的應用前景。
  11. Hot forge japanese material to shape fibreflow in order increase mechanical properties, valve stem, groove and face are machined by numerical control grinding machine with excellent quality and conformability

    採用日本進口原材料,熱鍛成型沖壓保證金屬,提高機械能,桿部、溝部、錐面均採用靜壓數控磨床加工,品質穩定、產品一致
  12. Due to the complexity of the east route of the south - to - north water transfer project, the systems analysis method has been adopted in this research project to develop a water transfer model. a simulation system for water regulation was established by employing java programming language and sybase. the simulation system is applicable with the aid of the object - oriented programming method and the multi - platform function

    針對南水北調東工程跨域調水的復雜,本論文採用系統分析的方法建立了南水北調東工程水量調度模型;利用具有跨平臺功能的面向對象的java語言和基於客戶服務器結構的sybase數據庫建立了南水北調東水量調度模擬系統;該系統具有的功能,有利於系統的維護和推廣。
  13. Being a local approximating neural network, cerebellar mode arculation controller ( cmac ) has the distinctive ability of disposing nonlinear mapping and building nonlinear relationship. the paper proposes a cmac - based control scheme in which learning and controlling are alternately processed. the method is applied to the ac servo control system and obtain high quality output

    作為局部逼近神經網路之一的小腦模型關節控制器( cmac )對處理非映射、建立非關系具有獨特的優點,本文將cmac應用於交伺服電動機系統的控制,採用邊學習邊控制的工作機制,取得了的實驗結果。
  14. In the primary experimental study, the microwave power, the microwave frequency, and the mode are measured, hie relations among the microwave radiation, the intensity of the magnetic field, the position of the magnetic coil, the amplitude of the beam current, and the a - k gap are investigated

    在初步的微波實驗中,測試了微波的功率、頻率和模式,測試了磁場強度和圈位置對微波輻射輸出的影響,測試了束大小和陰陽極間距對微波輻射輸出的影響。實驗結果發現微波的功率和模式基本與模擬結果吻合,器件工作穩定,重復
  15. In the light of present hotel e - commerce construction status and the macro - environment of china, chapter five proposes a stage - by - stage hotel e - commerce development strategy, after the comparison of the three entry approaches to the hotel e - commerce, it points out that hotels of china should make use of the good opportunity of the national golden tour project, join the tour hotel net positively and build up their own e - commerce. this will not only improve the inside flow and management of hotels, improve the service quality and working efficiency, but also can realize a global marketing and online reservation through the destination marketing system. it will enhance the whole competition level of the chinese hotel industry

    第一章導論介紹了本文的研究意義、研究視角和方法;第二章介紹了本文所研究的飯店電子商務的概念與內涵,並對國內外飯店電子商務的發展現狀進行了對比,對制約我國飯店電子商務發展的原因進行了總結;第三章從經濟學的角度,對電子商務的應用價值進行了理論上的提煉;第四章開始將電子商務引入飯店,首先分析了電子商務在飯店企業中的適用,然後介紹了飯店中電子商務的技術構建,再從管理學角度對飯店應用電子商務所帶來的商業模式變革及其價值進行了詳細闡述;第五章針對目前我國飯店電子商務的建設現狀和宏觀環境,提出了分階段發展飯內容提要店電子商務的戰略,並對三種飯店電子商務介入途徑進行了對比,指出應該借國家金旅工程建設的契機,積極加入旅遊飯店網,藉助現有的電子商務平臺,建設飯店電子商務,不但可以改善飯店企業內部程與經營管理,提高服務質量與工作效率,還可以通過目的地營銷系統,實現全球營銷與在預訂,增強中國飯店業的整體競爭水平。
  16. We implement the traffic generator by these studies. the thesis focuses on how to generate abundance flow, how to send flow fastly, how to measure network, how to synchronize flow sender and flow receiver. we use some solution to resolve the problems, including that using linear congruential and modifying select - giveup algorithm to generate random number, implement class that has good application interface to user, making random number as packet ’ s inter - departure - time and packet size, which can provide flow base on special distribution, designing and implementing a method to active measure by our traffic generator, designing a accurately time counter and precision delay function, synchronizing flow sender and receiver by tgm message

    通過對現有技術的研究和改進,我們形成的解決方案如下:通過利用改進的同余演算法,以及對舍選法進行研究和改進,實現了一個具有應用介面的隨機變量生成器,利用其產生的隨機數作為發包的間隔或包的尺寸,以產生服從特定模式的;利用傳輸的數據包設計並實現了網路的主動測量,為網路測量和的發送設計了高精度的計時器,精確延時函數;利用自定義的tgm報文協調發送端和接收端的操作。
  17. Ir - ta - ti metal oxide coated titanium anodes of variable composition were prepared by thermal decomposition. their micro morphorogies and electrochemical properties were characterized by scanning electron microscope, open circuit potential, cyclic voltammetry, consumption rate measurements and accelerated life test. the sem results indicated that all coatings were of a porous and cracked - mud microstructure influenced greatly by the composition of coatings. the electrochemical measurements showed that the ir - ta - ti ternary oxide - coated anodes exhibited excellent electrochemical activity and electrochemical stability in both acidic media and seawater which were affected by the composition and microstructure of the coatings. owing to good corrosion resistance and low consumption rate in seawater, metal oxde coated anodes belong to insoluble material, and can be potentially applid in impressed current cathodic protection systems as an anode

    採用熱分解方法在鈦基體上制備銥鉭鈦金屬氧化物陽極,用掃描電鏡對陽極塗層顯微形貌進行分析,通過強化電解壽命試驗、開路電位測試、消耗率試驗及循環伏安曲研究了金屬氧化物陽極的電化學能. sem分析結果表明銥鉭鈦金屬氧化物陽極塗層呈現多孔多裂紋形貌結構.隨陽極塗層組成不同,塗層顯微形貌表現出很大差異,這種差異直接影響陽極電化學能.電化學能試驗結果表明銥鉭鈦金屬氧化物陽極在酸介質和海水中具有的電化學穩定和電化學活.此外,銥鉭鈦金屬氧化物陽極在海水中的消耗率很低,屬于不溶的陽極材料,作為外加電陰極保護用輔助陽極具有廣泛的應用前景
  18. Cold squeezing imported material to shape fibre flow ensuring high quality and conformability

    採用進口材,毛胚、成品均採用冷擠壓成型加工,保證金屬,品質穩定、一致
  19. Cold forging shape fibreflow are inspected by auto - choose machine with 60pcs / min inspection ensuring high quality

    採用成型材冷鍛成型加工,保證金屬,並採用60片/分無人自動異品選別機選別,保證產品一致
  20. The results showed that the forming constant and the fluorescence relative intensity were increased with the increase of cross - linked degree, and also, a well straight line of i vs. cross - linked degree was obtained ( where i = i - i0, i is the fluorescence relative intensity of guest in the presence of different - cyclodextrin polymer and i0 is that of guest in aqueous solution ). the electrorheological properties of suspensions of these particles in silicon oil have been investigated under dc electric field, which exhibited a significant er behavior

    結果表明,超分子配合物中主-客體配比均為1 : 1 ,其生成常數和相對熒光強度均隨交聯度的增長呈上升趨勢,且相對熒光強度的增量與對應的交聯度存在關系。電變液能測試發現, 6種超分子配合物電變液在3kv mm直電場作用下,其屈服應力達3 . 38 5 . 98kpa ,與對應聚合物相比,平均增加了47 . 6 。
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