脈沖電磁場 的英文怎麼說

中文拼音 [màichōngdiàncíchǎng]
脈沖電磁場 英文
pulse electric-magnetic field
  • 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
  • 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...
  • 磁 : 名詞1. [物理學] （磁性; 能吸引鐵、鎳等的性質） magnetism 2. （瓷） porcelain; china
  • 場 : 場Ⅰ名詞1 （平坦的空地 多用來翻曬糧食 碾軋穀物） a level open space; threshing ground 2 [方言] （...
  • 電磁場 : electromagnetic field電磁場極化 polarization of electromagnetic field; 電磁場理論 [物理學] electr...
  • 電磁 : [電學] [物理學] electromagnetism電磁安（培） abampere （電磁系電流單位）; 電磁泵 electromagnetic ...
  1. Experimental investigation of pulsed current electromagnetic fields on chromatid exchange of lymphocytes

    脈沖電流電磁場對淋巴細胞染色單體互換的影響
  2. Point type heat fire detector meets the requirements of gb4716 - 1993. the test itemsinclude electrostatic discharge, radiated electromagnetic fields, and electrical transient bursts

    點型感溫火災探測器應符合gb4716 - 1993標準的要求。檢測項目有：靜電放電；輻射電磁場；電快速瞬變脈沖群。
  3. With the development of the converter drive technology, the requirement for the variable frequency drive are becoming more and more strict especially for the modern converter drive employing fast switching semiconductor igbt ， though it has high pulse frequency and refreshing time of only nanoseconds, it generates emf that has adverse effect on the environment

    隨著頻率控制傳動技術的發展，對頻率變速傳動系統的要求越來越高，尤其是對採用快速切換的igbt半導體現代變頻技術，盡管脈沖頻率高或更斷時間僅毫微秒內，但它們會對周圍環境產生電磁場。
  4. Ultrasonics - pressure pulse lithotripters - characteristics of fields

    超聲波.壓力脈沖碎石器.電磁場特性
  5. Ultrasonics - pressure pulse lithotripters - characteristics of fields iec 61846 : 1998 ; german version en 61846 : 1998

    超聲波.壓力脈沖碎石器.電磁場特性
  6. Clinical effects of zhanggu fluid on lower limb bone lengthing

    脈沖電磁場對山羊骨延長區骨礦化的影響
  7. For the self - magnetic field mid with relatively simple structure, the stability of self - magnetic field generated by electron flow is obtained by adjusting the diode gap and the delay time of bipolar pulse. under the combined effect of self - magnetic field and electrical field in the diode, stable and dense anode plasma was produced

    對于具有簡化結構優點的自磁絕緣離子二極體，通過調節陰陽極間距保證電子流造成的自磁場穩定形成，同時控制合適的雙極脈沖延遲時間，電磁場共同作用形成了穩定的稠密陽極等離子體。
  8. Integrated fire control equipment meets the requirements of gb16806 - 1997. the test items include electrical transient bursts, electrostatic discharge, and radiated electromagnetic fields

    消防聯動控制設備應符合gb16806 - 1997標準的要求。檢測項目有：靜電放電；輻射電磁場；電快速瞬變脈沖群。
  9. Pointing to the measurement of pulse current ' s peak value and frequency generated in the discharge circuit the article gives an analysis on its principle, correspondingly, the article introduces how to measure the peak value of pulse magnetic field and magnetic suction of the permanent magnet

    對放電迴路產生的脈沖電流峰值以及其波形的檢測進行了原理上的分析，對永磁吸盤里永磁體中產生的脈沖磁場峰值的檢測以及永磁吸盤所產生的永磁吸力的檢測也作了相應的介紹。
  10. After the discussion of the numerical simulation method based on the fdtd method and the pml technique, the motions of the charges and the electrical field lines were first employed to describe the radiation procedures of the pulse electromagnetic waves. then the causes of how the charges are accelerated and how the motion status of the charges are maintained were further studied from the angle of interaction of charge and field. after these analyses, it was pointed out that the pulse radiation is due to the suddenly occurred time - varying electrical field ( displacement current ) in the open space. this view was further evidenced by two examples : one is the partly resistance loaded antenna, the other is the partly curved antenna. the radiation procedures of the pulse electromagnetic waves of many different situations were simulated throughout this paper with the contours and waveforms of electric field given. these figures are very helpful to the understanding of the radiation mechanism of the pulse electromagnetic waves

    在討論了基於時域有限差分法和完全匹配層技術的數值模擬方法之後，首先從運動電荷和電力線的角度直觀地描述了脈沖電磁波的輻射過程，然後進一步從場與電荷相互作用的角度分析了天線上電荷是如何被加速以及如何維持其運動狀態的，指出了開放空間中突然出現的時變電場（位移電流）是脈沖電磁波輻射的根本原因.文中還對局部電阻加載的天線和局部彎曲的天線進行了研究，以進一步說明上述觀點.對多種情況下的脈沖輻射過程進行了數值模擬，並給出了電場的等高線和空間波形圖，這些圖形對理解脈沖電磁波的輻射機理非常有益
  11. The design of excitation power source based on principle of three phase step motor and pulse width modulation ( pwm ) technology, intelligent power model ( ipm ) is used for inverter switches, the output ac pulse used as excitation signals. the speed of rotation and magnetic intensity can be changed by regulate the exciting converted frequency and magnitude of exciting current. constant current is achieved by closed loop feed back

    勵磁電源結合步進電機原理與脈寬調制技術，選用智能功率模塊ipm作為逆變開關器件，輸出交流脈沖勵磁信號，以調節勵磁轉換頻率和勵磁電流大小為手段，實現對磁場旋轉頻率和磁場強度大小的有效調節，並通過閉環反饋實現閉環恆流控制。
  12. Point type smoke fire detector meets the requirements of gb4715 - 1993. the test itemsinclude electrostatic discharge, radiated electromagnetic fields, and electrical transient bursts

    點型感煙火災探測器應符合gb4715 - 1993標準的要求。檢測項目有：靜電放電；輻射電磁場；電快速瞬變脈沖群。
  13. Control and indicating equipment ( c. i. e ) meets the requirements of gb4717 - 1993. the test items include electrical transient bursts ， electrostatic discharge ， and radiated electromagnetic fields

    火災報警控制器應符合gb4717 - 1993標準的要求。檢測項目有：靜電放電；輻射電磁場；電快速瞬變脈沖群。
  14. Experimental study on sterilization of pulsed electromagnetic field

    脈沖電磁場的殺菌實驗研究
  15. Effects of pulsed electromagnetic field on regeneration of peripheral nerve

    脈沖電磁場對周圍神經再生的影響
  16. The mechanism of pulsed electromagnetic fields treating postmenopausal osteoporosis

    低頻脈沖電磁場治療絕經后骨質疏鬆的機制
  17. Association of estrogen and electromagnetic fields treating postmenopausal osteoporosis

    低頻脈沖電磁場與雌激素聯合應用治療絕經后骨質疏鬆癥
  18. Thanks to the support of the national natural science foundation of china under grand no. 50277036 for " the pulse electromagnetic fields and system - level em radiation of electric vehicles ", this thesis concentrated on the design of the variable voltage and variable frequency ( vvvf ) system and the development of a genetic algorithm for vector optimal design problems. the work includes mainly four parts : a brief introduction of the frequency - converter, the emc design of the vvvf system and the national standard of the electromagnetic interference of the vvvf system, the study of global search optimization algorithms, and an improved genetic algorithm called emigration genetic algorithm for multi - objective optimal problems

    在國家自然科學基金資助項目《電動汽車脈沖電磁場與系統級輻射的研究》的工作基礎上，本文對電動車電磁輻射關鍵部分? ?變頻調速系統的電磁兼容性設計以及在電磁兼容性設計中涉及到的電磁系統的多目標優化方法進行了系統的分析和研究，其核心內容包括：變頻器工作原理；變頻調速系統電磁兼容性設計及變頻調速系統電磁兼容標準；隨機類全局優化演算法研究；提出了一種改進的遺傳演算法命名為遷徙遺傳演算法。
  19. Abstract : it was studied by us that new technologies using strong pulsed magnetic field and electric current were applied to refine metal ' s solidified structure. these technologies improved remarkably the solidified structure of ly12 aluminum alloy and made the solidified grains more equiaxed and apparently finer compared with that of the normal sample, which is of more dendrite grains. the stronger the strength of the pulsed electromagnetic field, the better the improvement effect was. the refinement mechanisms of the new technologies were analyzed theoretically. new phenomena and problems occurred in our experiments were also pointed out in this paper

    文摘:提出了用強脈沖磁場和電流細化金屬凝固組織的新工藝.與未經磁場或電流處理的凝固樣品相比，強脈沖電磁場能夠顯著地改善ly12鋁合金的凝固組織，使晶粒明顯細化、球化，電磁場的強度愈強，這種改善效果愈明顯.對該新工藝的細化機理進行了理論分析，同時，指出了實驗中的新現象和新問題
  20. It uses the encouragement of step wave or other impulse current field source to produce the transition process field in earth. in the moment of shutting the power it produce the volute alternating electromagnetic field. from the abnormity of measuring the attenuation character of the second induction electromagnetic field, which produced by underground medium with time change, the conductive capacity and the position of the underground non - homogeneous substance can be analyzed

    瞬變電磁法（ transientelectromagneticmethod ）是一種時間域的電磁勘探方法，利用階躍波或其它脈沖電流場源激勵，在大地產生過渡過程場，斷電瞬間在大地中形成渦旋交變電磁場，測量這種由地下介質產生的二次感應電磁場隨時間變化的衰減特性，從測量得到的異常分析出地下不均勻體的導電性能和位置，從而達到解決地質問題的目的。
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