脈沖運行 的英文怎麼說

中文拼音 [màichōngyùnháng]
脈沖運行 英文
pulsing operation
  • 脈 : 脈名詞1. （動脈和靜脈的統稱） arteries and veins2. （脈搏的簡稱） pulse 3. （像血管的組織; 連貫成系統的東西） vein
  • 運 : Ⅰ動詞1 （物體位置不斷變化） move; revolve 2 （搬運; 運輸） carry; transport 3 （運用） use; wield...
  • 行 : 行Ⅰ名詞1 （行列） line; row 2 （排行） seniority among brothers and sisters:你行幾? 我行三。where...
  • 運行 : move; be in motion; run; working; machine run; operation; corotation; propulsion （影片）
  1. Three other extrasolar planets believed to be of rocky composition have been reported, but they orbit a pulsar - the flashing corpse of an exploded star - rather than a normal type of star

    之前人們曾報道過另外三顆據信由巖石組成的太陽系外行星，但是，它們是圍繞著一顆脈沖星（恆星爆發后遺留的發光的殘存物）運轉的，而不是一顆常態的恆星。
  2. For example, if there is a planet orbiting around the neutron star, it will wobble a little and the pulses will come a little early or late. we can then deduce the mass and the radius of the orbit of the planet from the arrival time of the pulses. this is how the first extrasolar planet is discovered

    例如假若有一顆行星圍繞一顆中子星運行，它會令中子星出現搖動，引致脈沖的間隔變長或短，由此我們根據脈沖周期的變化，可推斷出行星的質量和軌道半徑，這亦是天文學家找出第一顆地外行星時所用的方法。
  3. The detecting system can monitor pd online, reject noises, analyze pd faults, and show the finger prints of the detected pd

    此系統可在實驗室正確運行，可以對放電進行監測、從干擾中提取局部放電脈沖、統計分析放電類型並繪制出統計譜圖。
  4. Carries created by ultra - fast laser pulse accelerate in the field of the photoconductor and form a transient photocurrent. the shape of the photocurrent lies on the movement of the carriers, as well as the movement of the carrier ' s lies on the field in the photoconductor

    光電導體中的載流子在光電導體內的運動情況決定了所輸出電脈沖的波形，而載流子的運動是在光電導體內部電場的作用下進行的，所以光電導體內的電場對光電導開關的性能有顯著的影響。
  5. Aim at to turn a dense oil pump in the movement the metal bellow expansion joint and buffer tank was installed in the dense oil pump export because of the violent vibration and noise cause by the discharge and the pressure pulsation, the result show lowered the vibration and noise availably was obvious

    摘要針對轉子式稠油泵在運行中因流量和壓力脈動所引起的劇烈震動和噪聲，在稠油泵出口安裝金屬伸縮節和緩沖罐，有效地降低了震動和噪聲。
  6. Therefore, a model of three sectors, respectively referring to domestic sector, manufacturing export sector and primary product export sector, has been established here to measure the technology spillover effects of export on domestic sector. finally, based on a broader framework, this dissertation went on to investigate the relationship between openness and china ' s economic growth, while the result shows that though there exists a notable dispute about how to measure the degree of china ' s openness, the index of trade dependence still maintains the better one to reflect china ' s economic openness. in the meanwhile, impulse response function ( irf ) method and forecasting errors variance decomposition ( fevd ) method, both of which are based on the vector auto - regression ( var ) system, are used here to investigate the dynamic relationship between openness and china ' s economic growth

    與傳統理論不同，新增長理論和新貿易理論都強調技術進步的作用，因此本文構建了一個三部門的技術外溢效應模型（國內部門、工業製成品出口部門以及初級產品出口部門） ，考察了工業製成品出口和初級產品出口對國內非出口部門不同的技術外溢效應；第四，從更加廣闊的視野就貿易開放度與中國經濟增長問題進行研究，有關貿易開放度如何度量一直是存在較大爭議的問題，本文首先對該類研究文獻進行了較為詳盡的述評，然後運用生產函數方法對所選取的5個貿易開放度度量指標進行了檢驗，結果發現盡管一些已有研究認為外貿依存度無法真實度量一國經濟開放水平，但是本文研究結果表明外貿依存度仍是度量我國貿易開放度的較好指標，進一步採用基於var系統的脈沖響應函數法以及預測誤差方法分解法對貿易開放促進經濟增長的作用進行了動態刻畫。
  7. Backed up by the soplat theory based on particle kinematics, the second chapter of this paper presents with analysis and simulation of several single observer passive measurement models, which uses such relative movement parameters as bearings changing rates and centrifugal acceleration information on the basis of bearings measurements. in the third chapter, the observability of location respectively using bearings and its changing rates information and centrifugal acceleration information is analyzed, and its observable condition is got. the fourth chapter puts forward the modified covariance extended kalman filtering ( mvekf ) against the defect of traditional extended kalman filtering ( ekf ), whose performance is simultaneously compared in the chapter with the performance of ususal tracking algorithm such as ekf, mgekf, iekf by computer simulation

    在近年來提出的基於質點運動學原理的單站無源定位理論基礎上，本文第二章提出了幾種在角度測量的基礎上增加角度變化率及相對運動的離心加速度等運動學參數的單站無源測量模型，並對它們進行了分析和模擬；第三章分別對利用角度及其變化率信息定位和利用離心加速度信息定位的可觀測性進行分析並得到了相應的可觀測條件；第四章針對傳統擴展卡爾曼（ ekf ）方法的缺點，提出了一種修正協方差的擴展卡爾曼濾波（ mvefk ）方法，並將其和ekf 、 mgekf 、 iekf等常用的單站無源定位濾波方法進行了性能模擬比較；第五章通過引入雷達機動目標跟蹤方法和模型，提出了利用角度及其變化率對機動輻射源跟蹤的多級噪聲自適應方法和imm方法；第六章主要對角度變化率和離心加速度參數的獲取技術進行了研究，提出了幾種高精度測量脈沖序列多普勒頻率變化率的方法。
  8. An algorithm for the moving emitter passive location and tracking based on toa and doa measurements by a single fixed station is given

    提出了一種測量目標輻射源脈沖到達時間和到達方向實現固定單站對運動輻射源進行無源定位的演算法。
  9. In the thesis, the insulation recovery properties of spark gap switch are investigated through theoretic analyses and numerical calculation, and the influence of gas flow on the insulation recovery of switch is studied experimentally

    本文從理論分析、數值計算等方面研究了氣體火花開關的絕緣恢復特性，實驗研究了氣流對火花開關恢復速度的影響，其研究結果為火花開關的多脈沖運行奠定了堅實理論基礎。
  10. A series of multi - pulse experiments are performed at breakdown voltage up to 400kv, peak current up to 30ka with an interval of 5ms, which shows spark gap switch could be obtained good insulation recovery in several milliseconds under the condition of water dielectric pulse power modulator with low load

    在擊穿電壓400kv ，峰值電流30ka ，脈寬40ns的工作參數下，採用吹氣的辦法（氣流速度30m / s ） ，使氣體火花開關多脈沖運行間隔達到5ms ，實驗結果與理論估計相符。
  11. Water dielectric pulse power modulator has been widely applied because of its merits of high energy storage density, compactness, and capability to drive low impedance high power microwave sources. research for multi - pulse operation of high power spark gap switch with high current and comprehending its physical properties are the basis to study multi - pulse operation or repetitive operation of water dielectric pulse power modulator

    水介質脈沖功率調制器具有儲能密度高，結構緊湊、與低阻抗微波源較好匹配的特點，因此得到廣泛的應用，但是受到高功率、大電流氣體開關的絕緣恢復的影響，水介質等低阻抗脈沖功率調制器的重復頻率運行或多脈沖運行受到較大的限制。
  12. All analysis and simulations results indicate several methods improving the insulation recovery of spark gap switch : ( 1 ) using the gas with good thermal conductivity, such as h2 and sf6 ; ( 2 ) using the gas flow ; ( 3 ) utilizing the v / p cure ; ( 4 ) modifying the geometry and size of the electrode ; ( 5 ) using the gas with good electronegativity, such as sf6. some experiments on the multi - pulse operation of high power spark gap switch are carried out. the insulation recoveries of switch without and with gas flow are both investigated

    結合理論分析和模擬結果，提出了氣體火花開關多脈沖運行特性可採用如下方法: （ 1 ）使用導熱性能好的氣體，如h2 、 sf6等; （ 2 ）採用吹氣的方法; （ 3 ）增大氣壓，在電極表面增加細小結構，構造平穩的v / p曲線; （ 4 ）改良開關電極結構和尺寸，採用奶頭-半球結構的電極; （ 5 ）使用電負性強的氣體作為開關絕緣氣體，如sf6 。
  13. One of the most promising new technologies to help achieve that goal is a new breed of low - powered microprocessors that can vary the speeds at which they operate

    在執行復雜的計算任務，如連續處理大批的數字數據時，這種處理器以極高的速度，即"時鐘脈沖速度"運行。但是在執行要求較低的任務，如運行一個文字處理器或放音樂時，該晶元能減速。
  14. The current models have phased out the g3 but continue to use the similar g4, both 32 - bit chips, running at various clock speeds ; the recently introduced g5 is a 64 - bit ibm chip that mostly adds some multimedia - specialized instructions to the power4 chip models

    當前的g3型已經逐步被淘汰，取而代之的是類似的g4型，它們都是32位晶元，運行於不同的時鐘脈沖速度下；最近推出的g5是一款64位ibm晶元，主要是向power4型晶元中添加了一些多媒體專用指令。
  15. In order to eliminate the influences caused by temperature, electrode - polarization and autoeciousness - capacitance, the traditional instrument has added complicated circuits so that it cause such shortcomings as big error, time - retardation and a relatively small scope. through the problems caused by 2 - probe electrode and ac current source, a new measuring circuit based on the excitation of bi - directional voltage pulse and the sensor of 4 - probe electrode is proposed, using single - chip to achieve auto - temperature compensation

    作者在參閱國內外大量相關參考文獻的基礎上，從電導測試技術的原理性研究出發，分析了採用交流激勵源、兩電導電極為傳感器的傳統電導測試系統所面臨的種種問題，提出並研製了一種基於雙極性脈沖電壓激勵、以四電導電極為探頭、運用單片機進行溫度自動補償的新型電導率測量系統。
  16. The motion of the shell due to an impulsive pressure may be examined in the same fashion as in the case of the cylinder problem.

    由脈沖式的壓強引起的球殼的運動，可以按照在圓管問題中所用的同一方式來進行分析。
  17. The video signal processing circuit realizes the primary catching, filtering and signal amplifying. variable threshold binarization processing circuit and two - channel counter are designed to sample to count the output pulse signal, which is processed, deposited and displayed in microprocessor. the communication interface circuit with the computer is also designed

    視頻信號處理電路完成了原始信號的初級捕捉、濾波、視頻放大等處理，設計了浮動閾值二值化處理電路，採用兩路計數器對輸出脈沖信號采樣計數，最後送入微處理器進行運算處理，可實現測量值的儲存、顯示等，並設計了與上位機的通訊介面。
  18. Dsp56f805 samples the ultrasonic pulse coming back from the target, then measures the distance and shows it on led. tms320vc5509a is accomplished the detecting speed and the main control of the radar system, is 16 fixed dsp with high performance and low power produced by ti company. dsp5509a samples the wave coming from t / r module, then measures the target ’ s speed and send this information to the assistant control chip - p89v51 based on boost c51 core mcs produced by philips company, which controls the lcd

    測距雷達系統的控制和信號處理的核心晶元是motorola公司的dsp型16位單片機56f805 ，由它對超聲波回波脈沖進行ad采樣后，計算目標距離並在七段數碼管上顯示。測速雷達系統中信號處理的核心晶元是ti公司的超低功耗、高性能的16位定點dsp ? ? tms320vc5509a ，由它對收發組件輸出的多普勒回波進行采樣，計算出目標運動速度后，送給輔助控制晶元? ?飛利浦公司生產的基於c51內核的增強型單片機p89v51 ，並且在液晶顯示器上顯示速度信息。
  19. The results provide a theoretic basis to research the multi - pulse operation of high power spark gap. as the breakdown mechanism is concerned, the influence of rough electrode on the v / p ( switch breakdown voltage / gas pressure ) curve is analyzed originally using breakdown possibility. the requirements of flat v / p curve are presented, which provides a theoretical basis for controlling and utilizing the curve

    對氣體火花開關的擊穿機理，創新的利用擊穿概率分析了粗糙電極對氣體火花開關v / p曲線影響的物理機制，給出了利用細小結構構造平穩v / p （開關擊穿電壓/氣體壓強）曲線的條件，為實驗中控制和利用該曲線提高氣體火花開關的多脈沖運行能力提供了理論基礎。
  20. Electricity meters - specification for impulse operated multiple registers for use with induction electricity meters

    電度表.第8部分:感應電度表用脈沖運行復式記錄器規范
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