高速脈沖 的英文怎麼說

中文拼音 [gāomàichōng]
高速脈沖 英文
high speed pulse
  • : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 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
  • 高速 : (高速度) high speed; high velocity (hv); high rate; swift; fast; express; high-speed
  1. The pulse pneumatic conveying system has been a important transporting method for grain material, because of lower velocity, higher ratio of blend and a littler gas, as well as shattering less materiel, abrasing pipeline and easy recovery

    氣力輸送裝置以其低混合比、低耗氣量等一系列持點,並由此帶來的被輸送物料破碎少、管道磨損小、產生粉塵少並且易於回收等優點,成為新一代粉粒料氣力輸送設備,並且被廣泛使用。
  2. For electrodeposition by dc methods, the metals deposite uninterrupted and the particles were also embeded uninterrupted into the coatings ; for electrodeposition by pc method, the particles with biggish volume were desorbed from the coatings and returned to the electrolyte again owing to the presence of pulse interval ; for electrodeposition by prc method, the particles carried positive charges are much more easy to desorb from the coatings owing to the effecf of reverse pulse current combined with pulse interval, in addition, the reverse pulse current also could dissovle the metals, further accelerates the desorption of particles, thus the particles size embeded in the coatings by prc method is the least

    直流電沉積時,基質金屬的沉積連續進行,粒子在電極表面不間斷嵌入鍍層;單電沉積由於間歇的存在使得具有較大體積的粒子會脫附,重新回到溶液中;採用周期換向時,反向電流使表面荷正電的較大的粒子更易從電極表面脫附,同時,反向電流對基質金屬的溶解作用,也會促進粒子的脫附,因此鍍層中復合粒子尺寸最小。隨著鍍層中粒子復合量的增加,三種鍍層的晶粒都明顯細化,說明al _ 2o _ 3的存在阻止了晶粒的長大,提了電沉積過程中晶核的形成率。
  3. The technology of high power constant current charging, high voltage heavy current discharging switch, high speed and high voltage pulse generator, precision synchronization delay, auto control and so on are concretely introduced in this paper

    具體研究了大功率恆流充電技術、壓大電流放電開關、發生器、精度延時同步技術及系統自動控制技術。
  4. Duo to the intrinsic characteristics of the gaas material, serai - insulating ( si ) gaas photoconductive semiconductor switches ( pcss " s ) have more obvious advantages in the performance of both high power and ultra - fast switching than those pcss " s made of other materials and then can be widely used in ultrahigh speed electronics, field of high power microwave generation and pulse forming ( pulse sources of high power ultra - fast electromagnetism, ultra - wide - band microwave generator )

    半絕緣gaas光電導開關( photoconductivesemiconductorswitches簡稱pcss ' s )具有兼備寬頻帶和功率容量特性,使其在超電子學和大功率產生與整形技術領域(大功率亞納秒源、超寬帶射頻發生器等)具有廣泛應用前景。
  5. In this paper, three unique models were designed to research atom diffusion at interface, contacting line and joining point under bpec heating and compare with it under radiation heating in order to find out if bpec speed atom diffusion. the first model was aimed to research atom diffusion at interface under bpec heating. experiment condition of bpec diffusion welding sheet cu and ni : direct diffusion welding, at a pressure of l0mpa, welded at 750 ~ 900, with heat rate of 200 ~ 400 / min for 10mm, on / off of 6 / l ~ 48 / 8, with die or not, vacuum of 6pa

    本文設計出三種樣品預構件,研究大電流加熱條件下片狀材料、線狀材料和球形顆粒之間的原子擴散過程,弄清大電流加熱條件下原子擴散與一般燒結和焊接過程中原子擴散的區別,以證實特殊的電場和磁場是否對原子的擴散有推動作用,揭示大電流加熱條件下原子的擴散過程,探索大電流熱加工技術快效的原因。
  6. 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度參數的獲取技術進行了研究,提出了幾種精度測量序列多普勒頻率變化率的方法。
  7. In the paper, on the basis of research of static state and transient state in the scr and series connection valve circuit, the high voltage scr changing current valve device has been developed for ac - dc - ac high voltage commutatorless motor. the series connection valve circuit has been designed and simulated. the hardware design and software programming of trigger pulse system and monitoring system in the photo - electronic - photo fashion has been completed

    無換向器電動機在火電廠等工礦企業的電機調節能領域中有十分廣闊的應用前景,本文在對晶閘管元件和串聯閥電路的靜態特性和動態特性研究的基礎上,研製了用於交直交電流型壓無換向器電動機的壓晶閘管換流閥裝置,進行了串聯閥電路的設計和模擬,完成了電光電方式的觸發系統和監測系統硬體設計及軟體編程,並進行了裝置的實驗調試。
  8. The discriminator circuit is mainly composed of an integrated voltage comparator, max921, and owns the characters of very low - power and low operating voltage

    該甄別器具有微功耗、低工作電壓的特點,適宜於輸入率要求不太的電路。
  9. The paper initiated electroabsorption modulator replacing the conventional model of sampling optical source and high - speed photonic switching. the novel approach greatly simplified the sampling system and improved the stability and reliability. it has been validated in experiment

    首次提出採用電吸收調制器代替常規的「取樣光光子開關」的取樣組合,大大簡化取樣系統的結構,提取樣系統穩定性和可靠性,並進行了實驗驗證。
  10. The high - speed transmission error test system is a new system for te test and analyzing, which applied plus zoom theory and computer, combined the newest development of electron technology

    傳動誤差測量系統」是以微機為核心,結合電子技術的最新發展,將信號細分原理與微機應用相結合的新型傳動誤差分析系統。
  11. The pulsed fluid beds can overcome these problems, especially for uneasily fluidized and special materials, and it has lower pressure drop, small fluidization velocity, height and saving energy etc

    流化床乾燥器用來乾燥不易流化的物料和有特殊要求的物料,能有效克服上述弊端,且具有壓降低、流化度小、床層度小、節能等優點。
  12. Abstract : there are offered many ways how to improve work of a spark plug. but one of the m ost important problems has not been solved yet. this is a thermal mode operation of a spark plug. the ideal spark plug should be instantly heated at the moment of occurrence of a spark and instantly cooled down in expectation of the foll owing electrical pulse. thus it balances between preservation of heat for self ? c leaning from scale and its removal in avoidance self ? ignition. in this article a uthor managed for this time to offer a spark plug with capability “ self ? regula tion ” of heat flux removed from a zone of ignition. essence of the offer is a t ip , which is transparent for heat flux. it is produced from single crystal of sap phire

    文摘:在如何提火花塞的工作質量方面有多種方法,但是其中最重要的一個問題還沒有得到解決,那就是火花塞工作的熱學模型問題.理想的火花塞應該能在點火的瞬間被立刻加熱,並且在接下來的電過程中迅冷卻,由此在熱量的存儲與散發之間取得平衡,以避免自點火.本文力圖展示一種具有自動調節源於點火區域熱流能力的火花塞,其技術的關鍵是頂部絕緣體材料,它是由藍寶石單晶製作,而非傳統的氧化鋁陶瓷
  13. An intensity modulated fiber optic micro - accelerometer with a digitally feedback circuit is designed. this sensor employs a graded index lens with a reflective coating on one end and measures the relative displacement between the lens and a pair of optical fibers

    在本系統中設計了數字式再平衡迴路,使得該微型光纖加度傳感器和一般的光纖傳感器相比,又具有動、靜態性能較好,精度、穩定性較等優點。
  14. The interface utilizes the high - speed pu lse function of plc basic unit to realize the control frequency of pulse, pwm regulate voltage and to make use of drivers of step motor control step motor

    利用plc主機模塊的高速脈沖輸出功能,控制頻率的發生、 pwm寬電壓的調節,並通過步進電機驅動器實現對步進電機效控制。
  15. We have calculated and plotted the curves of the refractive index, group velocity index, lowest - order and second - order dispersion indexes as a function of wavelength. the lowest - order and higher - order dispersion - induced broadening and deforming of light pulses is analyzed for various pulse shapes, such as gaussian, super - gaussian and hyperbolic secant pulses

    給出了折射率、群指數、低階和二階色散系數隨波長變化的關系曲線,研究了、超和雙曲正割等超短在clbo晶體中傳播時,由於低階色散和階色散引起的展寬和形變。
  16. The essentially universal biophysical phenomenon of " electroporation " occurs if an appropriate pulse field is applied. electroporation is believed to be the rapid creation of aqueous pathways through lipid - containing barriers in cells and tissue. the driving force is the physical interaction of electric fields with different dielectric constants

    電穿孔效應是指在適當電場作用下,細胞或組織間起相對隔離作用的「屏障」內快形成液態通道的現象,是電場與具有不同介電常數而且易變形的物質相互作用的結果。
  17. 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

    其中變極性電源採用二次全橋逆變結構,一次逆變提供快的響應率並給二次逆變提供能量,二次逆變提供良好的變極性性能,使輸出能量最優化,並用其低頻電流特性減小電弧線能量,控制焊縫成形;電源提供的頻電流疊加在反極性電流dcen上,利用電流的頻特性壓縮電弧,改善焊縫金屬結晶過程。
  18. The pulse - peek sampling and adc module is able to catch a single and very narrow pulse in order to sample its peek value without being influenced by other pulses or noise. the pulse - peek sampling and adc module can also adapt itself to different rising edge of pulses, so it can scale different types of explorers made by our research institute

    X射線探測器定標分析系統的前端峰值採集及其轉換電路能夠實現單個快的捕捉及對不同上升沿陡緩的適應,它對不同傳感器的放大信號特徵都有很好的適應性,對峰值采樣的結果具有很的精度。
  19. The impact on the muffler performance is realized by the high - speed pulsation gas flow, which regenerates noises and strikes the acoustic elements of the muffler such as the pipe run, the body case and the separator plate to arouse the vibration radiated noise

    氣流影響消聲器性能的主要原因是發動機排氣的動氣流再生噪聲,其次是這種氣流會擊消聲器的管路、殼體、隔板等聲學元件,進而激發振動輻射噪聲。
  20. Optional high speed pulse modulation capability

    任意高速脈沖調制能力
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