有效電平 的英文怎麼說

中文拼音 [yǒuxiàodiànpíng]
有效電平 英文
actual level
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
  • : Ⅰ形容詞1 (沒有高低凹凸 不頃斜) flat; level; even; smooth 2 (高度相同; 不相上下) on the same l...
  • 有效 : effective; valid; efficacious
  1. As a mix - mode chip, the application - specific controller including analog signal and digital signal processing block can be applied to receiving, amplifying, processing, controlling signals of pir, and offer a wide application in some fields. in analog circuits, by sub - threshold mosfet, a self - bias current source is presented, which has a high power supply restrain ratio and a complementary to absolute temperature characters

    這款晶元是一款數模混合晶元,包括模擬信號處理(含模數介面模塊)和數字信號處理兩大模塊,完整實現對紅外信號的接收、放大、處理、控制,產生數字驅動繼器、可控硅等負載,應用於自動燈等多種場合。
  2. Cathode and anticathode electric current distributing online detect equipment can trace aluminum electrolysis pot and document the electric current data change. by avail of this data, the relation of anticathode and cathode will be discovered. furthermore, some unknown rule may de discovered by online analysis and data mining. in this paper, author has completed a full study toward the production of aluminum electrolysis

    陰、陽極流分佈在線檢測裝置跟蹤記錄了大量的鋁解槽在穩運行和發生針振時的陰、陽極流分佈變化情況及方差變化情況的原始數據;從理論上講,在這兩者之間存在一定的對應關系,通過對陰、陽極流分佈的實時、在線檢測,可以對解槽的穩定性進行判斷,從而找到一種全新和更的管理模式。
  3. Acoustics - hearing protectors - measurement of effective sound pressure levels for level - dependent sound - restoration ear muffs

    聲學.聽力保護器.相關聲音恢復耳罩的聲壓級測量
  4. Monitor apparatus can measure valid value of three phase voltage and current, power factor, three phase disequilibrium, instant flecker of short time and harmonic without twenty, degree and harmonic distortion total. the paper are laid on the following. ( 1 ) master plan and function of circuit, ( 2 ) hardware design including circuit and principle of a / d conversion, phase lock, liquid crystal display and keystroke and so on, ( 3 ) design of system software including digital filtering, fft, a / d conversion and monitor interface of pc, ( 4 ) system test

    監測儀能夠完成包括三相壓、三相流的值、功率因數、三相不衡、壓短期閃變、以及20次內的諧波、諧波相位、諧波失真總量等的測量。論文重點介紹了以下幾部分: ( 1 )路的總體設計和功能; ( 2 )硬體設計,包括a d轉換、鎖相環、液晶顯示和按鍵輸入等原理和路。 ( 3 )系統軟體設計,包括a d轉換、 fft 、數字濾波等程序的原理和演算法以及上位機監控界面的設計; ( 4 )系統測試。
  5. This article combines the theory and reality ; try to explore the major effects and changes of relationship between consumers and business from the retail aspect, and tries to show how to gather all the resources efficiently with the real case of shijiazhuang guoda group, how they developed the multiple shop to a sale station, a service station, a circulation station and an information station for merchandise, how they made the geographical shop well - combined with the virtual online sale and improved the competition power of the company, the main objective is to share the experience with the sister industry

    本文通過理論與實際應用相結合,從流通創新角度論述子商務實現了消費者和企業之間信息的快速互動式溝通,使流通業發生了深刻變革,對整個流通業產生的革命性影響,並以石家莊國大集團公司為案例闡述了如何進行資源整合,將連鎖便利店發展成為商品的銷售站點、服務站點、物流站點和信息站點的快捷便利的服務臺,將地理性店鋪網路與虛擬性網上銷售機結合,提升了企業核心競爭力,旨在為同業提供可借鑒經驗。
  6. This paper presents our research in actuating in - vivo micro - robot based on the capsule endoscope platform by the external power. while seeking secure driving method we take several factors into account, such as driving environment, power transmitting and consuming, motion requirement and controllability, and locating technique. we mainly deal with driving the capsule with spatial gradient magnetic field, so we employ combined electro - magnetic coils, including gradient coils and homogenous coils, which have rotational dof around a translatable patient bed, to compose a controllable uniform gradient which act on the permanent - magnet embedded robot, thereby get an appropriate spatial force and torque to fulfill the anticipant locomotion such as move, stop, pitch and yaw

    基於驅動環境、能量供給和消耗、驅動動作要求及驅動安全性與可控性,定位方案等多方面考慮,尋求安全可靠的腸胃檢查微機器人的外部驅動控制方法,並著重研究直接利用外磁場磁力驅動微機器人:在微機器人內部嵌入永磁性體,利用體外的組合磁線圈產生加載流控制的驅動磁場,其中外部的磁線圈由多組梯度線圈和勻場線圈組合構成,通過繞病床的旋轉以及病床的移共同控制微機器人所在位置的磁場強度及梯度,作用於微機器人內嵌磁體以獲得空間意義上的必要驅動力和調整轉矩,從而地完成驅動動作要求。
  7. For a class of series - wound active power line conditioner the design approach law of a new fuzzy integral sliding mode variable structure control is presented. this method adjusts power electronic switch in order to achieve anticipated balance volt, finally makes active power line conditioner not only possess good robustness of variable - structure control and decrease vibration to the most but also increase the steady state precision. series - wound aplc adopted this control method possesses good dynamic and steady state performance

    針對串聯型網調節器運用變結構控制策略,調節子開關模式,以獲得預期的壓,對串聯型網調節器提出了模糊積分變結構控制方法,使串聯型網調節器既保持了常規滑模控制強魯棒性的優點,又減弱了滑模控制的抖振,提高了系統的穩態精度,使系統具良好的動態和靜態性能,模擬試驗表明該控制策略是一種十分的控制方法。
  8. In this dissertation, we firstly prove that any dirichlet problem is indeed equal to a voltages problem of networks. we give five solutions to dirichlet problem in two dimensions ; among these five solutions, we prove that the iteration solution and the solution of relaxations are exponential convergence, then we estimate their respective convergence rates ; secondly, we discuss random walks on general networks, prove that there is an one to one correspondence between networks and reversible ergodic markov chains ; thirdly, we give probabilistic interpretation of voltages for general networks : when a unit voltage is applied between a and b, making va = 1 and vb = 0, the voltage vx at any point x represents the probability that a walker starting from x will return to a before reaching b ; furthermore, we study the relationship between effective resistance and escape probability : starting at a, the probability that the walk reaches b before returning to a is the ratio of the effective conductance and the total conductance

    本文證明了任何邊值的dirichlet問題都可轉化為求解壓的問題:給出了計算面格點上dirichlet問題的5種方法:證明了迭代法和松馳法都是指數收斂的,並分別給出收斂速度的估計;討論了一般路上的隨機徘徊,驗證了路與可逆的遍歷markov鏈是一一對應的;給出了壓的概率解釋:當把1伏壓加於a , b兩端,使得v _ a = 1 , v _ b = 0時,則x點的壓v _ x表示對應的markov鏈中,從x出發,到達b之前到達a的概率;進一步地,給出了逃離概率與阻之間的關系:從a出發,在到達b之前到達a的概率為傳導率與通過a的總傳導率之比。
  9. Within the framework of the tim ( transverse field model ), using the eft ( effective field theory ) and the mft ( mean field theory ), considering the long - range effects and the interfacial effect, we studied the transition properties of the ferroelectric thin film, pyroelectric coefficient and dielectric susceptibility and triple hysteresis loop of the ferroelectric bilayer structure theoretically

    我們應用均場、場等方法,在橫場伊辛模型框架內,考慮贗自旋間長程相互作用和界面應,對鐵薄膜、雙層薄膜的相變、熱釋、介,以及滯回線等性質進行了較深入的研究。
  10. The simulation results prove that this control technique can effectively minimize the torque ripple for the bldcm drives whose back - emf waveform crest width is less than 120

    模擬結果表明這種控制策略能地抑制反動勢頂寬度小於120角的無刷直流動機的換相轉矩脈動。
  11. Furthermore, this dissertation also gives a comprehensive analysis and comparison to the torque ripple factor, torque - current ratio and other aspects for pseudo - sinusoidal emf bldcm drived by 120 conduction mode, 180 conduction mode and self - synchronous svpwm mode respectively. the simulation and the experimental results indicate that self - synchronous svpwm method is more effective for minimizing the torque ripple without any expense of the torque - current ratio when the crest width of the back - emf waveform is less than 107 electrical angles

    對準正弦波反動勢無刷直流動機在120導通方式、 180導通方式和自同步svpwm三種控制方式下的轉矩脈動系數、轉矩流比等方面進行了全面的分析與比較,模擬研究和實驗結果表明,當反動勢的頂寬度小於107角時,採用自同步svpwm控制方法可以在不損失轉矩流比的基礎上,更地抑制磁轉矩脈動。
  12. Meanwhile, fundamental principles about electroless tin plating by reducing agent and disproportionation reaction were explained. function of every component in the bath was explained that complexing agent can effectively change the potential of copper and tin, and accelerate the beginning of replacement reaction favorably ; reducing agent can increase the rate of chemical reaction and has the effect of promoting reaction dynamics too ; antioxidant can effectively prevent sn2 + in the bath from being oxidated ; additive agent a can improve the stability of the bath ; additive agent b has such effects as refining and brightening for the tin deposits, and it enlarges the range of brightening section ; additive agent c used as leveling agent can not only make the depostis level off, but also improve the dispersive ability of the bath ; surface - active agent can solve bubble problem which gathered on the surface of the deposits, and improve the surface quality of the deposits and the bath stability

    闡述了鍍液中各組分的作用:絡合劑能地改變銅、錫的位,促使初期的置換反應順利進行;還原劑能加快化學反應速度,對反應動力學積極的促進作用;抗氧化劑能地防止鍍液中sn ~ ( 2 + )的氧化;添加劑a能提高鍍液的穩定性,添加劑b對鍍層能細化和光亮作用,擴大了鍍層光亮區的范圍;添加劑c作為滑劑,不僅能增強鍍層表面的整性,而且能提高鍍液的分散能力;表面活性劑較好地解決了化學鍍過程中汽泡在鍍件表面聚集的問題,提高了鍍層的表面質量和鍍液的穩定性。
  13. After this article analyse generally the state of nationwide and worldwide aluminum industry, it has an in - depth analysis of the competitive structure of electrolytic aluminum industry hi our country with potter ' s five power structural analysis mode and thus we understand the opportunities and threats confronted with the enterprise. on the basis of careful study on the actual condition of zouping aluminum co., ltd., this article amis to find out the strengths and weakness of the enterprise. and with analytical approach of swot, a far - reaching plan of our company and an overall strategy that the longitudinal integration development is to be carried out are put forward and the measures about how to assure the implementation are raised in accordance with problems existed in the enterprise

    本文首先對世界鋁工業狀況和我國鋁工業狀況進行總括性的分析,然後運用波特的五要素結構分析模型對我國解鋁行業競爭結構進行了深入分析,從而了解了企業面臨的機會和威脅;在對鄒鋁業限公司的實際狀況進行詳細研究的基礎上,找出企業的優勢和劣勢;最後運用swot分析的方法,針對企業目前存在的問題,提出鄒鋁業公司遠景規劃和實施縱向一體化發展的總體戰略方向,並對戰略的實施提出了保障措施。
  14. The potential applications of amr include both civil and military communication, especially non - cooperative communications and communication confrontation, such as identifying signals, supervising signals, distinguishing interference, electronic confrontation, analyzing military threat, etc. on the basis of our analysis to the existing research on feature abstraction, the related feature abstraction methods are optimized in this paper, resulting several effective methods such as the feature abstraction based on transformation domain, stepped voltage level analysis, normalized carrier - free spectral energy analysis, squared signal and fourth powered signal analysis, etc. both the decision theory based on recognition algorithms and the artificial neural network ( ann ) based on recognition algorithms is analyzed, and the former is selected as it is more appropriate for this research

    調制類型的自動識別廣泛應用於民用通信與軍用通信,尤其是對于非合作性通信、通信對抗,比如:信號確認、信號監控、干擾辨識、子對抗、軟體無線子救援、通信對抗、軍事威脅分析等。本論文在分析現研究的基礎上,借鑒了已的特徵提取方法,對相關調制類型特徵提取方法進行了優化,使用了一些的方法,如基於變換域特徵提取方法、梯層分析方法、剔除載波后的歸一化頻域能量分析方法、信號方后的頻譜分析方法、信號四次方后的頻譜分析方法等。通過對基於決策理論和基於人工神經網路兩種識別演算法進行分析,本論文選擇了較適合的基於決策理論的識別演算法。
  15. The significant preponderance of the host - guest complex formation is that the host structure can be easily controlled by two ways. the one way is the host structure can be changed under the different synthesis condition. the other is that the suitable guest can be selected according to the different molecular structure

    從分子水上通過對主體、客體及超分子配合物材料的結構調節,以期獲得對流變材料性能的調控,從而為流變材料的化學設計提供一種方法。
  16. Based on the qps ionosphere model, the gradients model 、 quasi - cosine disturbed model and qps model with es layer are also introduced. then using the platform, the backscatter ionogram of these typical states are simulated, comparing with the real ionogram to find that they can match well, which proves the validity and practicability of the platform. the influence of the inputting parameters of these model and antenna patterns on the backscatter ionogram is also discussed in this paper

    本文在球形對稱準拋物離層模型基礎上,分別引入了梯度模型、準餘弦擾動模型、包含es層的準拋物模型,然後利用該模擬臺,對這幾種典型離層狀態的返回散射離圖進行了模擬,並與實測圖進行了比較,一致性很好,證明了該模擬臺的性和實用性。
  17. The calculation result shows that the model can keep the balance of the link level budget margin among the different spot - beam cellars, the onboard power in satellite can be used more effectively and the model is possessed of better applied value

    計算結果表明,該點波束模型能使各點波束小區的鏈路預算余量達到衡,並使星上功率得到更的利用,彌補了現模型的不足,具較高的應用價值。
  18. Gc1318, can smartly control the cell - balancing circuit

    Gc1318智能控制路,實現
  19. The online university would provide the working staff of china telecom with a effective online study platform, enabling the training resources at the group level to be possible and playing an important role in enhancing the quality of the staff

    網上大學將為中國信集團全體員工在線學習提供臺,使集團層面的培訓資源共享成為可能,對提高員工素質具重要意義。
  20. The simulation results show that with the method, the capacitor voltages in the dc side are balanced effectively and the switch frequency reaches requirement

    模擬結果表明:在合理選擇衡系數的情況下,該方法不僅能夠衡直流側兩容上的壓,也能夠使開關頻率滿足要求。
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