field pulse 中文意思是什麼

field pulse 解釋
場脈沖
  • field : n 菲爾德〈姓氏〉。n 1 原野,曠野;(海、空、冰雪等的)茫茫一片。2 田地,牧場;割草場;〈pl 〉〈集...
  • pulse : n 1 脈搏;有節奏的跳動;【動物;動物學】脈沖(波);脈動。2 意向;傾向。3 【音樂】拍子,律動。vi ...
  1. Impulse heavy current technology, as one of the important researches of pulse power techniques, is also widely applied to technology of high - temperature plasma, strong magnetic field, mechanics effects and so on

    沖擊大電流技術是脈沖功率技術的重要研究內容之一,廣泛的用於高溫等離子體、強磁場、力學效應等研究領域。
  2. Being a method of time - domain electrical magnetic surveying, the transient electromagnetic method ( tem ) can transmit first pulse electromagnetic field to underground making use of loop or electrical source and receive secondary induction field during of the pulse intermission

    瞬變電磁法是一種時間域電磁測量方法,是利用不接地回線或接地線源向地下發送一次脈沖磁場,在一次脈沖磁場的間歇期間,採用不接地線圈接收感應二次磁場。
  3. Magnetic sensors are an important branch that can be used to detect the non - electronically characteristics through the magnetic field. the insb magnetoresistance photoelectric sensor in this paper is designed for the fine measurement of the photosignal of the luminant device. through the sensor, the photo - pulse signal is changed to electric pulse which can provides to other second instruments

    通過磁場的無接觸特性,對非電量的測量是磁傳感器應用的一個重要方面,本文所研究的銻化銦磁阻型光電傳感器即是針對于發光物體的光脈沖信號進行高精度無接觸測量的一類傳感器,它可以把光脈沖信號轉換成電脈沖信號,供二次儀表使用。
  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. This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions

    首先對加速度計及其測試技術的發展歷史和現狀,液浮擺式加速度計的工作原理和數學模型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴路為設計方案,並從控制理論的角度進行了分析,著重研究了系統中各部分的傳遞函數,利用系統開環傳遞函數分析了系統的穩定性,同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題,並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路,驗證了電路的正確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試系統軟體部分的設計,實現了測試功能。
  6. 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 )具有兼備寬頻帶和高功率容量特性,使其在超高速電子學和大功率脈沖產生與整形技術領域(大功率亞納秒脈沖源、超寬帶射頻發生器等)具有廣泛應用前景。
  7. Molecular characteristic of salmonella serotype paratyphi a isolates in hangzhou by pulse field gel electrophoresis

    杭州甲型副傷寒分離菌株脈沖場凝膠電泳分型
  8. Out of question, the chirp pulse amplification technology that generate ultrashort and ultrahigh laser pulse has become a focus in research field. fortunately, the project " the research on shorter than 30fs, terawatt level ' s laser system " we undertake is about cpa system

    我們所進行的國家攀登計劃「九五」預選項目「強場激光物理與飛秒超快過程的研究」 ( 95 ? ?預? ? 20 )中的子課題: 「 30fs以下tw級激光系統的研究」 ,正是致力於飛秒cpa系統的研究。
  9. Ultrashort pulse amplification, including chirped pulse amplification ( cpa ) and optical parametric chirped pulse amplification ( opcpa ), has been becoming one of the hot researches in the field of ultrashort pulse laser technology because ultrashort and ultrahigh intensity pulse laser has important applications in high field physics, such as x - ray laser, icf, laboratory astrophysics, laser particle accelerator, and so on

    由於超短超強脈沖激光在x射線激光、慣性約束核聚變、實驗天體物理、激光粒子加速器等強場物理研究領域內的重要應用,超短脈沖激光放大技術目前已成為超短脈沖激光技術研究的熱點之一。它包括啁啾脈沖放大( cpa )和光參量啁啾脈沖放大( opcpa )兩大類。
  10. Analysis of the electroporation mechanism under the pulse electric field

    脈沖電場致細胞膜電穿孔的機理分析
  11. When the rf pulse is combined with magnetic field gradients, a spatially encoded signal is produced that can be detected and translated into images

    當射頻脈沖與磁場梯度聯合起來時,我們可以探測到一個空間編碼信號的產生並且將它轉變成圖像。
  12. The interaction of stable plane wave and electromagnetic pulse fields with human body is studied in this paper based electric field stress

    本文從電場應力的角度研究穩態平面波和脈沖波對人體的作用。
  13. Advantages, disadvantages and limits of arm are thoroughly examined using signal processing methods. based on the above, incoherent and coherent two - point - source decoy methods and modified coherent two - point - source decoy methods to deflect arm are brought forward. arm ’ s homing heads are generally of mono - pulse structure, so coherent two - point - source ’ s interference resembles that to mono - pulse radar except that interference to radar belongs to far field scope, but interference to arm varies from far field to near field because relative distance drastically changes between the homing head and the two - point - source with missile ’ s homing head continually approaching the target

    Arm的導引頭一般為單脈沖體制,因此,相干兩點源對導引頭的干擾類同於對單脈沖雷達的干擾,不同的是:對雷達的干擾都是遠場,而導引頭隨著導彈不斷接近目標,兩點源與導引頭的相對位置發生劇烈變化,由遠場變化到近場;導引頭天線口面上的合成場也發生了大的變化,相位波前的畸變產生干擾,這就是相干兩點源誘偏的基本思想。
  14. 3 - d laser scanning technique is a way that uses laser pulse to scan the object to get the superficial characteristic information of the entity. it applies to the close quarters or middle distance scene of the objects in the real world. 3 - d laser scanner has its outstanding performance in this field

    三維激光掃描技術是其中一種利用激光脈沖對物體表面進行掃描從而獲取其表面特徵信息的技術,它適用於中近距離的寬場景、大物體的快速高精度掃描,為建立場景的三維模型提供了必要而且準確的工具。
  15. Acoustics - characteristics and measurements of field of pressure pulse lithotripters

    聲學醫用體外壓力脈沖碎石機聲場特性及其測量
  16. The factors which influenced the process include the insulator ' s material, structure, the distribution of space electrical field, the way to deal with the surface, the characteristic of voltage waveform, pulse width etc. there are two kinds of theory for the vacuum surface flashover : secondary electron emission avalanche ( seea ) and electron triggered polarization relaxation ( etpr )

    影響該過程的因素包括絕緣材料結構、空間電場分佈、表面處理方法、所加電壓特徵,脈沖寬度等。研究真空表面閃絡過程有兩類理論:二次電子發射崩潰( seea )和電子引發極化鬆弛( etpr ) 。
  17. Xrd analysis at different depth of zro2 sintered body indicates that it has trace to be bombarded by high - energy particles at top surface, this results are the evidence for the existence of pulse electric field

    Zro _ 2燒結體不同深度的xrd分析表明:樣品表面有被高能粒子轟擊過的痕跡,脈沖電場誘發場發射電子及高能c粒子對樣品表面轟擊。
  18. Numerical examples show that, pulse deformation and broadening, spectrum redshifting, narrowing and distortion take place with increasing diffraction angle in the near field, and the pulse form changes with propagation distance in the near field, but is preserved in the far field

    數值計算例說明在近場隨衍射角的增大會出現脈沖變形、加寬、譜紅移、變形、變窄等特性,脈沖形狀在近場隨傳輸距離變化而變化,但在遠場保持不變。
  19. New technology of gcr15 steel s sphere annealing in pulse - electric field

    15鋼球化退火新工藝
  20. The white gaussian noise was successfully separated from noise signal in low - field pulse nmr system and its parameters were estimated by using this method

    採用該方法從實際低場脈沖核磁共振系統噪聲信號中分離出高斯白噪聲並對其進行了參數估計。
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