管狀電阻 的英文怎麼說

中文拼音 [guǎnzhuàngdiànzǔ]
管狀電阻 英文
resistance tube
  • 管 : Ⅰ名詞1 （管子） pipe; tube 2 （吹奏的樂器） wind musical instrument 3 （形狀似管的電器件） valve;...
  • 狀 : Ⅰ名詞1 （形狀） form; shape 2 （情況） state; condition; situation; circumstances 3 （陳述事件或...
  • 電 : 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...
  • 阻 : 動詞（阻擋; 阻礙） block; hinder; impede; obstruct
  • 管狀 : siphonate; tubulose; tubulous管狀花 [植物學] tubular flower; 管狀散熱器 tubular cooler; 管狀通道 ...
  • 電阻 : （物質阻礙電流通過的性質） resistance; electric resistance （電路中兩點間在一定壓力下決定電流強度...
  1. Bronchoscopy and computerized tomography demonstrated a polypoid intratracheal mass obstructing 90 % of the lumen

    支氣管鏡和電腦斷層檢查皆顯示乳突狀樣氣管內腫瘤，幾乎阻塞了百分之九十的氣管內徑。
  2. Aiming at the study actuality of fan performance monitoring system and analysis of fan performance curve changes affected by inlet - box and the different fixed - angles of guide blades in the course of installation, a fan flow monitoring model based on rbfnn in whole flow zone was established in this thesis. in the model, the method of no throttle and fan performance curve were used as basis. and on the basis of that model, fan performance curves of 4 - 73no. 8d were approached with experimental data of different speed, different opening - angles of guide blade and different resistance of pipeline, the precision and the error law of model were studied

    本文針對電站風機性能監測系統研究較少的現狀，在實驗的基礎上分析了現場加裝進氣箱和由於安裝造成的導流器葉片開度不一致對風機性能曲線的影響，並在此基礎上採用無節流方法測量流量，以風機調節性能曲線為依據，建立了基於徑向基函數（ rbf ）神經網路的風機流量全程監測模型；以實驗室4 - 73no . 8d離心風機為研究對象，探討了rbf神經網路差壓模型在變轉速、變導流器開度和變管網阻力等工況下的應用精度和誤差分佈規律；最後用visualc + +語言開發了風機性能在線監測系統。
  3. The exportation resistance of a device work device with what link after loading the resistance s the certain connections for should satisfying, in order to prevent mount to load the appearance produce the obvious influence. with each other connect to say to electronics equipments, for example after signal connect the enlarger, ex - class to connect class, only behind first - degree importation resistance before larger than first - degree exportation resistance 5 - 10 times are above, can think the resistance to match good ; connect the box come saying, electronics tube the machine should choose to use with for the enlarger its output to carry the mark to call the resistance the box for, but transistor enlarger then have noing this restrict, can take officing why resistance of equal or approximate box

    一件器材的輸出阻抗和所連接的負載阻抗之間所應滿足的某種關系，以免接上負載后對器材本身的工作狀態產生明顯的影響。對電子設備互連來說，例如信號源連放大器，前級連后級，只要后一級的輸入阻抗大於前一級的輸出阻抗5 - 10倍以上，就可認為阻抗匹配良好對于放大器連接音箱來說，電子管機應選用與其輸出端標稱阻抗相等或接近的音箱，而晶體管放大器則無此限制，可以接任何阻抗的音箱。
  4. By compared with the simulation results and the experiment results, we come to the conclusions that : ( 1 ) circuit with assistant network can widen soft - switching extent in lagging arm, reduces duty - cycle loss on the secondary, diminishes switching dissipation of inverter spot - welding power source. ( 2 ) the range of resonant capacitor, the important factor to soft - switching process, not only affects zero - voltage turn - off of power switches, but also affects the range of zero - voltage turn - on of power switches. so resonant capacitors must be considered according to many aspects ; ( 3 ) it easily fulfils soft - switching condition in lagging arm as leakage inductance of power transformer increases, but bigger leakage inductance of power transformer increases opening dissipation of transformer and decreases efficiency of soft - switching inverter power source

    通過模擬結果與軟開關點焊逆變器試驗結果的對比分析，得到了如下主要結論：採用輔助網路可以完全拓寬全橋軟開關逆變器的滯后橋臂軟開關范圍，減小了次級占空比丟失，降低了逆變電阻點焊電源的開關損耗；諧振電容是影響軟開關工作狀態的重要因素，其大小不僅影響開關管的零電壓關斷，同時也影響開關管的零電壓開通范圍，因此，諧振電容應該綜合考慮；功率變壓器漏感越大，越容易滿足滯后橋臂的軟開關條件，但是大的漏感也使變壓器的通態損耗增加，降低了軟開關逆變器的效率。
  5. It consists of two parts : case and case analysis. in the case, it describes background information of guangzhou post and telecommunication equipment co. ltd, competitive situation, operation pattern, production character, combining with the character of telecommunication industry, it indicates the key questions in operation management of tianyou company

    案例正文部分介紹了廣州郵電通信設備有限公司的背景資料；天郵公司的競爭狀況、運作模式、經營概況、產品種類及特點、 ；結合通信設備製造業的行業特點及市場競爭情況，說明了天郵公司目前在生產運作管理上突出的矛盾以及阻礙公司降低庫存的瓶頸。
  6. Reference to the experiments of international direct power - purchase patterns and the revolution direction of chinese electric market, the paper studies some important and hard problems in the pattern of direct power - purchase for large user, which include the relationship of the direct power - purchase pattern and power - grid safety, the problems of large user ' s recently list price, the congestion management and congestion cost distribution, the wheeling cost of direct power - purchase, the economic comparison between the direct power - purchase pattern and the construction of the self - supply power plant for large user, the management of supervision, credit and balancing the account

    本文借鑒了國外直購電開展的經驗，結合中國電力市場化改革方向，論述了大用戶直購電模式中的重點和難點問題，包括直購電模式與電網安全性問題，大用戶電價現狀及問題，直購電中的輸電阻塞管理及阻塞分攤，直購電輸電過網費計算，直購電與建設自備電廠的經濟性比較，直購電監管問題、信用問題和結算問題。
  7. The tubular sensors were made with brass tubes used in thermal power plant and their electrochemical impedance spectroscopy ( eis ) were tested and compared in two kinds of cell ( classical tri - electrode cell and the same material tri - electrode cell )

    採用熱電廠實際使用的黃銅管製作管狀傳感器，利用交流阻抗法在同種材料三電極體系電解池中測量傳感器的電化學阻抗譜，並與經典三電極體系電解池下的數值作比較。
  8. A fem software as an important tool, work has been done as follows : the method using fem to design anomalous structure of transducers was adopted ; the vibration modes of the elastic pipe, ultrasonic transducers and system has been analyzed in piezoelectric coupled field. resonant frequencies of the transducers have been matched quite well with resonant frequencies of pipe, which can make it easy and accurate to design a transducer. the values of equivalent dynamic capacitors and dynamic inductances of ahead nine orders have been gotten derived by fem method, and fem equivalent circuit of the transducers has been built

    以ansys有限元軟體為主要分析工具完成了設計工作;在經典換能器設計理論和前人經驗的基礎上，對不規則形狀的換能器採用了有限元的方法設計;在耦合場中分析了換能器、導管及整體裝置的振動情況，使換能器的諧振頻率與導管的諧振頻率達到了較好的匹配，使設計變得更加容易和準確;利用有限元方法建立了振子的等效電路模型，求出了其前6階模態的等效動態電容電感值，為阻抗匹配和驅動電路的設計提供了依據。
  9. In the last part, the situation of the application of ec is outlined, and the facts that impeded the development of ec are presented : the imbalance of supply and demand with regard to the infrastructure of network, the lackey of confidence of consumer and firms on ec because of the lackey of credit in economy life, and the difficulties of how to adapt to and protect the new product style of ec by state legal system. we pointed out that, several aspects, such as fiscal tax revenue, law and enactments, the safety of information, admission of market, the perspectives of information, and technolocrats, will persistently impeded the development of ec. in china, the application of ec should be dominated by firms and conducted by government, which should as soon as possible enact the relative law regarding to taxation, electronic paying, digital signature, certification authority, intellectual property on web, etc. the national physical distribution system, the financial monitory system, the system of credit of firms as well as consumers should be completed

    在最後一個部分，文章簡述了我國電子商務應用的現狀，用博弈論方法分析了制約我國電子商務應用發展的幾個主要原因:網路基礎設施的供需失衡、經濟生活中的信用意識缺乏導致的消費者和企業對電子商務應用中的普遍的不信任及國家法律制度如何適應和保護電子商務這種新的生產方式等，並指出，財政稅收、法律法規、信息安全、市場準入、信息觀念、技術人才等幾個方面的問題將是長期阻礙電子商務發展的因素，電子商務在我國的應用要走企業為主體、政府引導的路子，政府應盡快制定有關稅收、電子支付、電子簽名、身份認證、網上知識產權等方面的法律法規，建立覆蓋全國的現代化物流配送體系，健全和完善金融監管體系，特別是企業信用體系和消費者信用體系的建設，大力推進企業信息化建設，創造發展環境，完善保障機制，加快人才培養。
  10. Chapter 2 it introduces the e - business ' s basic concepts, model types, advantages, and implementation environment requirements and so on. chapter 3 according to thorough pager research from both the developed countries and developing countries, such as the united states, canada, australia, and thailand, it understands the current status of the general e - business development and the government ' s role played in the e - business development in those countries. chapter 4 according to thorough paper research and real case analysis, it understands the current status of the chinese e - business development, and further defines and summaries the concept of chinese internet user plus the inevitable trend of increasing internet usage

    然後通過網上b2c銷售和消費方式與傳統銷售和消費方式的對比研究，得出了在目前環境條件下b2c的優劣勢分析，並在此基礎上提出了我國b2c電子商務發展策略與建議；浙江大學博士學位論文第九章在實證研究和問卷調查的基礎上，通過數據分析，把握了我國企業bzb電子商務的一些現狀，如企業主頁、電子郵件信箱、企業內部阻礙bzb電于商務發展障礙因素和關于網際網路與電子商務對企業管理變革的信息。
  11. The morphology examination by sem and tem showed that the carbon nanotubes were arranged in the array uniformly and paralleled, with smooth walls, the outside diameter of 120 nm and the inside diameter of 110 nm. from the cyclic voltammetry, the array electrodes in an acidic electrolytic solution had greater capacitance than the case in a neutral electrolytic solution. the specific capacitance of 365 f / g was achieved with the discharge current density of 210 ma / g in the solution of 1 mol / l h2so4

    掃描電子顯微鏡和透射電子顯微鏡對碳納米管陣列電極的形貌表徵表明碳納米管形狀規整，排列有序，尺寸均勻，管壁光滑，外徑約為120nm ，內徑約為110nm ；循環伏安實驗表明mwnts陣列電極在酸性溶液中比在中性溶液中具有更好的電容性能；根據恆電流充放電法得出mwnts陣列電極在1mol / lh _ 2so _ 4水溶液中，在210ma / g的放電電流密度下的比電容可達353f / g ，比目前報道的無序碳納米管和活性炭電極的比容量都高得多；其它電化學實驗顯示該電極具有很低的內阻和良好的充放電循環穩定性。
  12. The results show that the data measured in laboratory have the same tendence with those measured in thermal power plant and the annual corrosion rate and polarization resistance and the anticorrosion performance of brass tubes can be evaluated effectively with ac impedance

    結果表明，實驗室數據與現場測試數據基本吻合，交流阻抗法可以提供凝汽器黃銅管在循環冷卻水系統中的年腐蝕速率和極化電阻，幫助現場工作人員及時了解凝汽器黃銅管的腐蝕狀況。
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