導波管系 的英文怎麼說

中文拼音 [dǎobōguǎnxì]
導波管系 英文
waveguide plumbing
  • 導 : 動詞1. （引導） lead; guide 2. （傳導） transmit; conduct 3. （開導） instruct; teach; give guidance to
  • 波 : Ⅰ名詞1 （波浪） wave 2 [物理學] （振動傳播的過程） wave 3 （意外變化） an unexpected turn of even...
  • 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;...
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 管系 : piping; solenium; solenia tubulature; solenia; line piping; pipe arrangement; piping line; system...
  1. Government ' s monopoly of capital market also leaded to the " shell " value of listed company which is irrelative to the company ' s invest value, which made the higher general price in the market. in addition to, the structure of investors which is consisting of many individual investors and few institution investors lets it easy to manipulate the stock market for the institution investors. according to the origins of the systematic risk, it is necessary to improve the market mechanism and market efficiency to eliminate the system root of the risk to decrease the risks

    突出地表現在：資本市場服務于國企轉制，造成上市公司股權結構存在缺陷，致使公司治理失效，上市公司缺乏持續發展的能力，公司經營風險轉化為市場的系統性風險；政府對資本市場準入的行政性壟斷，形成上市公司「殼」價值，虛高股票市場價格，引發系統性風險；金融市場分割，特別是貨幣市場資金缺乏進入資本市場的正常渠道，利率市場化水平低，影響金融資產定價，導致違規融資盛行，加大了市場風險；而由於市場監管不到位，以散戶為主的投資主體結構，則易導致機構大戶利用內幕信息操縱股價，機構投資者的發展不僅沒有成為穩定市場的力量，反而成為操縱市場的主力，加劇了市場波動。
  2. In this paper, the author established the model of objective evaluate parameters of sound quality and develope d an objective evaluation system which could give quantitative objective evaluate parameters, such as loudness, sharpness, roughness, psychoacoustics annoyance ( pa ) etc. paper also describes an subjective evaluation investigation ir " " hich 16 subjects used pair comparison statistical evaluation methods to evaluate the noise character of room air - conditioners, the results show that there is generality good agreement between quantitative objective evaluate sound quality parameters and subjective evaluation. at the same time an example of application of the technique to improve the noise character of room air - conditioner is offered

    此外本文還介紹了一個應用聲質量評價技術改進kfr - 50hw / e2d空調器聲質量的實例，通過對空調器室外機管系、導流罩、出風網等進行改進，空調器的聲質量得到了明顯改善：在室外風量提高164m ~ 3 / h情況下，聲音響度下降16 ，波動強度明顯改善，尖銳度指標也略有下降，作者同時總結了不同改進措施對產品聲質量影響的方式，以期為今後的聲質量改進提供借鑒。
  3. The ductus carotis arteriosus and ductus botalli are still present and link up the arterial arches separately. there are two aa. gastrica, one coming from aorta dorsalis directed branch, the other coming from a. gastrolinealis which branch of aa

    2 .動脈系統：頸動脈導管、波氏導管依然存在；胃動脈有兩個來源：背主動脈的直接分支，腸系膜動脈的胃脾分支；肝動脈為來自腹腔腸系膜動脈的一級分支。
  4. Laser, ultrasonic beam and microwave are used in non contacting level measuring systems. laser systems suffer from dirt, ultrasonic sensors are strongly affected by changes of the velocity of sound and usually a pipe is needed to couple the ultrasonic waves into the liquid tank, which is difficult when there is a high pressure or when explosion protection is necessary

    壓力式液位測量系統原理簡單、成本低，但測量精度和應用場合有一定的局限性，超聲液位儀精度較高，但設備復雜，一般需要用導管將超聲波傳到被測的液體中，因而安裝維護較麻煩，激光測距系統對環境要求嚴格。
  5. As a high - power twt, we consider the relativistic effect of the solid beam. the numerical results are given in terms of the small signal gain curve and slow - wave ration curve

    作為大功率的行波管，我們考慮了電子注的相對論效應，數值求解「熱」色散方程，得到脊加載盤荷波導幾何參數和電子注參量與小信號增益的關系。
  6. In this dissertation, the pulse jet style, the influence on the shock wave, the flow in the tube and the cooling effect was deeply studied theoretically and experimentally. the influence of the pulse jet style on the forming of shock wave and the shock wave intensity was explored. the initial disconnection style in oscillating tube vented and the initial disconnection breakdown was proposed by different pulse jet style

    本文對脈動射流的型式及其對激波、管內流動及冷效應的影響進行了較系統的理論和實驗研究，主要包括:探討了脈動射流的型式對形成管內激波形成及激波強度的影響，給出了不同脈動射流的型式下振蕩管開口端初始間斷的類型，對初始間斷進行了分解，導出了包含進氣、排氣參數及工質物性參數的管內入射激波馬赫數mj的表達式，給出了管內激波形成的三種原因及其所對應的脈動射流型式和具體的工作狀態。
  7. By successful solution of non - linear magnetic fields and revision of the program, we can reach following conclusions : in the computation of nonlinear magnetic fields, if iteration method is used, under - relaxation is necessary when amending the permeability distribution in soft magnetic materials ; and when < wp = 5 > calculating the equivalent current density in permanent magnets, under - relaxation is not a necessity ; when searching for permeability values by interpolation method on the demagnetization curve of soft magnetic materials, if a fixed saturation point is set, around this point an abrupt change of permeability values will be obtained ; this sudden change may cause a little problem in the smoothness of magnetic field distribution ; because the magnetic circuits of microwave tubes are too complicated, in the author ' s view, to describe the working state of a magnet system, the working points of magnets can not do it properly but average energy production of magnets will serve ; as to indicate the quality of a magnet system design for microwave tubes, the efficiency of magnetic energy utilization will be a very good criterion

    由此得出結論，在非線性磁場計算中：採用迭代法的情況下，在各迭代循環之間進行磁導率修正時，一個欠鬆弛迭代過程是必需的；對永磁體中的等效電流修正時可以不作欠鬆弛迭代；在純鐵的磁化曲線上指定某一個固定的磁感應強度為磁飽和值，會使得插值求出的磁導率在該磁飽和值附近有一突變，這一突變對計算結果中磁場分佈變化的光滑性稍有影響。在微波管磁系統設計中，由於微波管磁路比較復雜，作者認為磁體的工作點並不能很好地反映磁體的工作狀態，而採用平均磁能積為衡量磁體工作狀態的標準更加符合微波管磁系統的實際情況；要表示磁系統設計好壞的程度，則用磁能利用的效率為標準更好。
  8. The basic principle, main properties, typical parameters, technical characteristics and general situation of klystron are introduced. the electron beam prebunching in the modulated cavity and shift tube of relativistic klystron amplifer ( rka ) is studied analytically, a self - consistent equation of radiation generated by the prebunched electron beam in the radiation cavity is derived using the field method of particle ? wave interaction instead of the electrical circuit method, and in terms of it, the gain in the linear regime calculated, a field analysis method is proposed. the theory analysis shows that the characteristic parameters, such as resonance frequency, real part of gap - impedance, external quality fadtor in all kinds of klystron output circuits including single - beam, multi - beam, single - gap, multi - gap, single - beammulti - gap, multi - beam multi - gap klystron output circuit, can be calculated by the field analysis method

    本文系統的介紹了速調管的工作原理、主要特點、發展概況、主要性能指標和技術特點，解析的研究了電子束在相對論速調管放大器的調制腔和漂移管中的預群聚;用粒子波互作用的場方法導出了在輻射腔中預群聚電子束產生輻射的自洽方程，同時對線性區的增益進行了計算。理論分析表明，場分析法可用於計算單注單間隙、多注多間隙、單注多間隙和多注多間隙速調管輸出迴路的諧振頻率、間隙阻抗實部和外觀品質因數等特性參數。
  9. The main experiments : the relationship between the sonic intensity and the pressure of the steam that leak out of the boiler ; the relationship between the level of the intensity of the leak noise and the capability of boiler ; the effect that wave - guide tube has on the detection of leak noise ; the specialties of sonic intensity level of background noise and distributing in frequency

    主要實驗內容為：泄漏噪聲聲強級與泄漏蒸汽壓力之間關系；泄漏噪聲聲強級與鍋爐容量的關系；泄漏噪聲聲強級與泄漏孔徑的關系；波導管對泄漏噪聲測量的影響；爐內背景噪聲的聲強級和頻域分佈特點。
  10. Abstract : this paper briefly presents th e application of advanced brazing techniques for a larye number of assemblies of space vehicles, such as thrust chamber and turbine rotor of launch rock et engine, titanium tube of satellite, attitude control engine injector and wave guide component of satell ite, reflector, tube and honeycomb panel of manned spacecraft, main engine nozzl e and preburner of space shuttle as well as the pipeline systems of space statio n

    文摘:簡略地介紹了先進釬焊技術在航天器部件，例如運載火箭發動機的推力室和渦輪轉子、人造衛星的鈦導管、姿控發動機噴注器和波導器件、載人飛船的反射器、導管和蜂窩壁板、航天飛機的主發動機噴管和預燃室以及空間站的管路系統等的廣泛應用情況。
  11. Due to its advantages of high power capacity, weak dispersion, easier fabrication and low ohmic losses, the folded rectangular groove guide would be an excellent slow - wave structure in millimeter and submillimeter wave twts

    曲折矩形槽波導結合了曲折波導散熱能力強、色散特性好、容易加工和矩形槽波導單模工作、低損耗、大尺寸等優點，因此這種新型的慢波系統有可能在毫米波及亞毫米波段的行波管中具有較好的發展前景。
  12. Then a simplified computational modal of damping isolation systems is established for a platform structure, and the relationships between the parameters of isolation layer and structural damping ratio, including their vibration - suppressed effect on the whole structure and the relative displacement of isolation layer are studied, and the simulation analysis under several representative load case of random wave force and earthquake affairs is performed. under random wave force, using complex mode theories, non - classically damp problems considering the interaction between the structure and wave, lying in deepwater, are studied. and the resolution solution of structural response are achieved. the results of calculating and analysing show that adding damping isolation to a jacket is an effective way to reduce vibration for offshore platforms

    針對某一典型平臺結構，建立了海洋平臺結構阻尼隔振體系簡化計算模型，進行了波浪荷載工況和地震工況的數值模擬，研究了隔振參數與結構阻尼比的關系以及它們對結構整體和隔振層層間相對位移的控制效果，運用復模態理論研究了位於較深水位的固定式導管架海洋平臺在隨機波浪力作用下考慮結構與波浪相互作用時運動方程中非經典阻尼的解耦問題，獲得了結構響應的解析解。
  13. Based on this, it analyzes effect to cannon mouth vibration caused by tube curve bringing bourdon domino effect. from deducing formula, it calculated connection of tube camber and cannon jump of angle, and discussed feasibility of carrying through shot modifying by tube camber

    在此基礎上分析了身管彎曲引起的波爾登效應對火炮炮口振動的影響，並從炮身振動入手，通過公式推導，計算了身管彎曲度與火炮跳角之間的關系，從理論上探尋了根據身管彎曲度進行射擊修正的可行性。
  14. Methods of measurement for waveguides - reflection coefficient at rectangular waveguide interfaces

    波導管測量方法.矩形波導管介面反射系數
  15. Methods of measurement for waveguides - part 9 : reflection coefficient at rectangular waveguide interfaces

    波導管測量方法.第9部分:矩形波導管界面的反射系數
  16. Then the filter model is deduced to describe the intensity fluctuation induced by xpm in dispersion managed systems. according to this model, optimal dispersion management schemes are got

    其次從理論上推導了在色散管理系統中由於交叉相位調制與色散互作用引起的脈沖強度起伏的濾波器模型，根據此模型得到了系統的優化色散補償方案。
  17. The amplitude fluctuation and according system performance degradation induced by xpm is also studied through numerical simulation. the timing jitter caused by xpm can also have great impact on system performance. by employing lagrangian variational method and statistical method, the timing jitter caused by xpm in strong dispersion managed rz systems is studied in chapter 3

    通過模擬也研究了波分復用系統中由於交叉相位調制效應引起的幅度抖動從而導致系統性能的惡化；交叉相位調制引起的時間抖動對系統性能也有較大影響，利用拉格朗日變分方法和統計分析的方法，第三章討論了強色散管理歸零碼系統中交叉相位調制引起的時間抖動。
  18. Travelling wave tubes （ twt ） are the heart parts of radar systems ， communication systems ， electronic countermeasures ， remote - control & test device ， accurate guidance equipment, etc. as the main component of the beam - wave interaction of a travelling wave tube for producing microwave energy, the solw - wave structure ( sws ) is the key of the twt. it basically determines the performance of the twt

    行波管是雷達、通信、對抗和精密制導等設備的「心臟」 ，而慢波系統作為行波管進行注波互作用激勵微波能量的主要部件，是行波管的核心，其性能優劣直接決定高功率微波源的性能。
  19. Finally, we conduct the experiments of generating and receiving guided waves on a pipe with the transducer system we have developed in our lab. the result of these experiments indicates that the transducer system we have developed can effectively generate and receive special modes of guided waves we need, and restrain the guided wave modes that we do n ' t need. it is hopeful that our guided - waves transducer system can be used in the testing of pipes " flaw

    最後，在實驗室中進行探頭在管道中激勵接收超聲導波的實驗，實驗結果表明，本文研製的探頭系統能夠在管道中有效地激勵和接收所需的導波模態，並且能夠抑制一些不希望出現的導波模態，有望用於管道缺陷的檢測。
  20. Ultrasonic guided waves technique is a new technique because of its advantages : fast, economical and reliable. unfortunately, there is n ' t guided - waves transducer in our country at present. based on this problem, the aim of this project is just to develop a kind of guided - waves transducer system with which we can generate and receive ultrasonic guided waves in pipes

    超聲導波檢測技術以其檢測速度快、可靠、經濟而且不需要剝離管道外包層等優點成為管道缺陷檢測技術一個新的發展方向，但是目前國內還沒有應用該技術對管道缺陷進行檢測的探頭，本文正是從這個問題出發，目的在於研製一種用於在管道中激勵和接收超聲導波的探頭系統。
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