脈沖作用 的英文怎麼說

中文拼音 [màichōngzuòyòng]
脈沖作用 英文
impulse action
  • 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
  • 用 : Ⅰ動詞1 （使用） use; employ; apply 2 （多用於否定: 需要） need 3 （敬辭: 吃; 喝） eat; drink Ⅱ名...
  1. This paper describes an automatic contest robot from the cctv holding “ the first robot tv contest all over the academician ”, describes the function and the realization of the robot in greater detail. the robot adopts two stepper motors in the stepped driving control system and putting - ball control system like fishing, with the control of at89c52 single - chip microcomputer, it can synchronously produce driving pulse for two stepper motors and control the moving of the robot along the predetermined line

    該競賽機器人採用步進電機作為行走驅動，釣魚桿式的放球控制系統，在at89c52單片機的控制下，分別為左、右步進電機產生脈沖，控制機器人按照預設的固定路線行走，待機器人到達預定的目標位置后，同時控制多個放球機構，從而能分別將賽球準確地放入到比賽圓筒中。
  2. Thus, the paper focuses on mineralogy, petrology, petrogeochemistry, isotopic chorology, and sr - nd - pb isotopes of the mafic intrusions and dikes in fujian province, se china. in addition, we also discussed the process of the plate subduction, mantle evolution, crust - mantle interaction, lithospheric thinning and extension, and the reaction for crustal extensi on in fujian province, se china. ( 1 ) daiqianshan mafic intrusion is situated along the changle - nanao fault, which intruded in the metamorphic rocks

    基於此，本文以中國東南部福建省的基性脈巖、巖體為研究對象，運用系統的礦物學、巖石學、巖石地球化學、同位素地球化學及同位素年代學證據，詳細論述了晚中生代中國東南部板塊俯沖、地幔演化、殼幔相互作用及巖石圈伸展減薄的地球動力學過程，探討了地殼拉張期次在福建省區域構造上的響應。
  3. Second, this paper analyzes the time - frequency distribution of the clutter from airborne pulse doppler radar ( pdr ). the side - lobe clutter, which is the main factor to influence the pdr, is analyzed and calculated. based on the simulation of typical geometry of the land, we analyze and discuss the side - lobe clutter and concluded that the dft of can be considered as the phase of the coho

    並且根據各種典型地貌的近似模擬，從統計特性上和頻率域上對脈沖多卜勒雷達的旁瓣雜波進行了分析討淪，還得出脈沖多卜勒雷達的dft可以近似地看作相參積累，並在程序的編制中利用了這一個結論。
  4. That is, vibration caused by the first part of the command signal is canceled by vibration caused by the second part of the command. input shaping is implemented by convolving a sequence of impulses, an input shaper, with any desired command

    輸入成型通過把參考輸入信號和一系列脈沖進行卷積，得到成型輸入信號，而成型輸入信號作用於控制對象，其中這脈沖序列就是輸入成型器。
  5. It is found that the interface diffusions are dominant under the influence of high intensity of pulsati

    在高密度電脈沖作用下，表面擴散起主導作用。
  6. At present, signal pulses produced by directly modulated laser diodes have been used in optical fiber communication systems. the experiment reveals that the optical pulses from directly modulated laser diodes are far from gaussian and have near - rectangular temporal profiles with much sharper leading and trailing edges, and then a super - gaussian model, which assumes that an incident optical pulse has a super - gaussian profile, may be more suitable

    但在實際的光通信系統中，人們常採用由直接調制半導體激光器產生的光脈沖作為信號脈沖，而實驗結果表明這種脈沖具有比高斯脈沖更為陡峭的前沿和后沿，其脈沖形狀更接近於超高斯分佈，並且通常還帶有一定量的啁啾。
  7. Analysis of the competition model with impulsive effect of antibiotics

    抗生素脈沖作用的微生物競爭模型分析
  8. Numerical simulation of the hemp induced current in cable shielding near ground

    高空電磁脈沖作用下地面電纜屏蔽層感應電流的數值模擬
  9. A coherent electromagnetic pulse in the range between the far - infrared and microwave region is used as a detection source. the amplitude of the wave is recorded by electro - optical or photoconductive sampling. after fast fourier transform, the amplitude and phase of the wave is given, then the complex refractive index standing for the absorption and dispersion of the material in thz region is extracted

    Thz （ 10 ~ （ 12 ） hz ）時域光譜技術是20世紀90年代發展起來的一種新型的光譜測量技術，它使用頻率介於遠紅外和微波之間的相干電磁輻射脈沖作為探測源，利用電光取樣或光電導取樣的方法直接記錄thz輻射電場的振幅時間波形，通過傅立葉變換得到測量信號振幅和相位的光譜分佈，進而獲得材料在thz波段的復介電常數，即色散及吸收等信息。
  10. Magneto - elastic - plastic dynamic responses and instability of beam - plate excited by magnetic pulse

    磁脈沖作用下鐵磁梁式板的磁彈塑性動力響應與失穩
  11. Vibration of microscale beam resonator induced by laser pulse

    激光脈沖作用引起的梁形微諧振器的振動
  12. Furthermore, this theorem shows that impulsive perturbations do contribute to make practically unstable systems be uniformly practically stable

    而且該定理說明由於脈沖作用，不實際穩定的系統可以變得一致實際穩定
  13. The field ionization and coulomb explosion of small molecules in intense femtosecond laser pulses was studied by using the time of flight mass spectrometer

    摘要利用飛行時間循譜儀和飛秒淚光放大系統，對分子在飛秒強鐳射脈沖作用下的場致電離和庫侖爆炸過程迸行了研究。
  14. Increasing the reaction time, zirconium phosphate becomes the main crystalline of the coating. the coating surface is coarse, loose and two many cracks and micro - holes exist in the section image of the coatings. the ceramic coatings

    正向脈沖作用增加，有助於膜層內- al _ 2o _ 3含量增多、膜層增厚，但是膜層由於生長過快而較粗糙、多孔。
  15. Finally, the motion stability of the flexible deployable truss mentioned before was analyzed. according to the definition of motion stability, the simulation results under the conditions of different initial attitude angle velocities and pulse torque function indicate that the deployment motion of flexible truss under these initial distortions was steady. the drive angle velocity of deployment

    根據無擾運動的穩定性定義，通過對衛星在不同初始姿態角速度下及受到力矩脈沖作用下展開時衛星的姿態角速度的影響的比較，說明在這兩種初始擾動下桁架的展開運動的穩定性情況;對不同驅動角速度下桁架展開的模擬結果比較得到該桁架的失穩條件。
  16. Some discovers are made in research. the reactions are concentrated in interface and the components of reaction areas are grads distributed

    研究發現短時高密度脈武漢理工大學博士學位論文沖作用下反應主要集中於邊界，邊界反應區的成分呈梯度分佈。
  17. The nlo properties of the essa films were measured with the ns / ps laser by using the z - scan technique. the materials c60 derivatives ( mono - adduct tmaf, tri - adduct ttaf and hexa - adduct thaf ) and pss act as the positive charged electrolytes and opposite electrolyte, respectively

    利用納秒和皮秒激光脈沖作為光源，採用z - scan技術測量了以c60衍生物（單加成tmaf 、三加成ttaf和六加成thaf ）為正電荷電解質， pss為負電荷電解質的靜電自組裝薄膜的光學非線性。
  18. And the 1pps of the gps receiver is used as the synchronous signal and reference to ensure that the messured phasor of generator is the same reference

    採用gps的秒脈沖作為同步參考基準，從而保證了所測的各發電機的相角具有相同的參考基準。
  19. The combination of positive displacement rotor and idle wheel of wgb pump had better function and can realized the transportation of liquid with low shear change and no pulse

    Wgb泵的正排量轉子和惰輪組合體工作中有較好的緩沖作用，能達到低切變，無脈沖的流體輸送。
  20. When coaxial - line probe is used to measure the permittivity of biological tissues, the pulse is used as an excitation in order to get more information in frequency domain. so frequency - dependent finite difference time - domain method is used to calculate the forward problem. it need not change the pulse into frequency - domain, and can calculate the problem in time - domain, which saves the memory space and makes calculation fast genetic algorithm ( ga ) is used to solve the inverse problem

    在同軸線用於獲取生物組織的介電常數的研究中，為了獲得更多的頻域信息，採用脈沖作為激勵，故數值計算的方法採用基於頻域的時域有限差分法，該方法不用將脈沖變為頻域問題，可在時域中直接求解，因此極大節約了計算空間，在短時間內可計算完正問題。
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