磁力梯度 的英文怎麼說

中文拼音 [cílìtīdù]
磁力梯度 英文
magnetic gradient
  • 磁 : 名詞1. [物理學] （磁性; 能吸引鐵、鎳等的性質） magnetism 2. （瓷） porcelain; china
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  • 梯 : Ⅰ名詞1 （梯子; 樓梯） ladder; stairs; steps; staircase 2 （姓氏） a surname Ⅱ形容詞（形狀像樓梯的...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 磁力 : [物理學] magnetic force; force on charge
  1. This paper presents our research in actuating in - vivo micro - robot based on the capsule endoscope platform by the external power. while seeking secure driving method we take several factors into account, such as driving environment, power transmitting and consuming, motion requirement and controllability, and locating technique. we mainly deal with driving the capsule with spatial gradient magnetic field, so we employ combined electro - magnetic coils, including gradient coils and homogenous coils, which have rotational dof around a translatable patient bed, to compose a controllable uniform gradient which act on the permanent - magnet embedded robot, thereby get an appropriate spatial force and torque to fulfill the anticipant locomotion such as move, stop, pitch and yaw

    基於驅動環境、能量供給和消耗、驅動動作要求及驅動安全性與可控性，定位方案等多方面考慮，尋求安全可靠的腸胃檢查微機器人的外部驅動控制方法，並著重研究直接利用外磁場磁力驅動微機器人:在微機器人內部嵌入永磁性體，利用體外的組合電磁線圈產生加載電流控制的驅動磁場，其中外部的電磁線圈由多組梯度線圈和勻場線圈組合構成，通過繞病床的旋轉以及病床的平移共同控制微機器人所在位置的磁場強度及梯度，作用於微機器人內嵌磁體以獲得空間意義上的必要驅動力和調整轉矩，從而有效地完成驅動動作要求。
  2. Topics include : planets, planet formation ; stars, the sun, " normal " stars, star formation ; stellar evolution, supernovae, compact objects ( white dwarfs, neutron stars, and black holes ), plusars, binary x - ray sources ; star clusters, globular and open clusters ; interstellar medium, gas, dust, magnetic fields, cosmic rays ; distance ladder ; galaxies, normal and active galaxies, jets ; gravitational lensing ; large scaling structure ; newtonian cosmology, dynamical expansion and thermal history of the universe ; cosmic microwave background radiation ; big - bang nucleosynthesis

    課程的主題包含了：行星、行星形成；恆星、太陽、正常的恆星、恆星形成；恆星演化、超新星、緻密天體（白矮星、中子星及黑洞） 、波霎、雙x -射線源；星團、球狀及疏散星團；星際介質、氣體、塵埃、磁場、宇宙射線；距離階梯；星系、正常及活躍星系、噴流；重力透鏡；大尺度結構；牛頓宇宙學、宇宙的動力膨脹及溫度發展歷史；宇宙背景微波輻射；大霹靂核合成。
  3. According to the direction and damping characteristic of the torque produced by the magnetorquers, the three axis attitude control schemes of gravity gradient satellite and other satellite with damper is presented. the control coefficients are determined by the dynamic characteristics of geomagnetic intensity, so the attitude control precision is improved

    根據磁力矩在地磁場中的定向阻尼特性，提出了磁控重力梯度衛星和攜帶阻尼器的非重力梯度姿態控制規律，根據地磁場強度變化規律選擇控制系數，提高衛星的姿態控制精度。
  4. Surrounding these special problems met in gas hydrates exploration and through study of high - precision magnetic survey, the sea test by r / v haiyang 1y that is owned by guangzhou marine geological survey in dongsha area of the south china sea, systematical analysis of the test result and combination interpretation of magnetic survey with seismic profile, the authors successfully employ the method to recognize the truth or false of the diapir in seismic profile by integrating total field of high - precision marine magnetic measurement with its gradient change

    本文就目前天然氣水合物調查中存在的這些特殊技術問題，通過對海上高精度磁力測量技術方法研究、廣州海洋地質調查局「海洋四號」船在南海北部東沙海域的海上試驗、對試驗結果的系統研究分析以及磁測和地震剖面兩種手段的綜合解釋，成功地嘗試了用高精度海洋磁測成果中的磁力總場和梯度變化特徵來識別水合物勘探中高解析度地震剖面上的泥底辟構造真偽的技術方法。
  5. Gradient flux - gate magnetometer

    磁通門磁力梯度儀
  6. In view of the fact that there is often a gradient in the external magnetic field in true magnetic separation equipment, and its direction is often not identical with that of magnetic field, a formula of the magnetic force exerting on the magnetic particles is deduced and the factors influencing the magnetic force are analysed

    考慮實際磁選設備中外部磁場常有梯度，並且磁場梯度方向常與磁場方向不一致的情況，推導出了磁性礦粒所受磁力公式，分析了影響磁力的因素。
  7. In this application, the lorentz force generated by the interaction between the current in the wire and the geomagnetic field produces an electro - dynamic drag leading to a fast orbital decay. in this paper, we make an intensive study of the process of de - orbiting using electro - dynamic tether system. the concrete work includes : firstly, i have studied the basic principle of how to generate the electro - dynamic drag, modeled via accuracy geomagnetism, made a concrete analysis of the de - orbiting duration, the magnitude and direction of electro - dynamic drag under the action of the dipole and accurate geomagnetic models, set up a counterbalance between electro - dynamic torque and gravity gradient torque, emulate the de - orbiting process of spacecraft, and compared the change of six orbital factors and the de - orbiting duration under the action of the dipole and accurate geomagnetic models

    本文對基於電動力纜繩的航天器離軌過程進行了深入研究，具體工作如下:首先，本文研究了電動力纜繩產生電動力拉力的基本原理，建立了精確地磁場模型;分別在偶極子模型和精確地磁場模型作用下，對電動力拉力的大小、方向、離軌時間及電動力纜繩傾角的大小進行了計算分析;建立了電動力力矩與纜繩系統重力梯度力矩的平衡關系;分析了電動力力矩為系統提供能量的原理;最後分別在偶極子地磁場模型和精確地磁場模型作用下，對受電動力纜繩作用的航天器的離軌過程進行模擬，分析了在不同精度地磁場模型下，航天器離軌過程中各軌道參數的變化情況，並比較了不同模型對離軌時間的影響。
  8. Results show that the levitation force is generated between the high temperature superconductor and the magnetic field under the critical temperature. the value of the levitation force is determined by the temperature and the gradient of magnetic field. that is the smaller of the gap, the larger of the levitation force when the temperature is fixed, and the value of the levitation force is an exponential function of the gap

    研究表明，當高溫超導體的溫度低於其臨界溫度時，在磁場中開始受到力的作用；受到的懸浮力大小由溫度和磁場梯度共同決定；即溫度一定時，懸浮間距越小，對應的磁場梯度越大，懸浮力就越大，力的大小與懸浮間距成指數關系；而當懸浮間距一定時，溫度越低，對應的懸浮力也越大，且超導體剛進入超導態的一段溫度區間懸浮力增大最快。
  9. In part three, the physical and chemical properties of core - shell nanoparticles have been characterized by using transmission electronic microscopy, atomic force microscopy, zetasizer and alternating grade magnetometer

    第三，採用透射電子顯微鏡、原子力顯微鏡、 zeta電位分析儀、交流梯度磁場計等儀器對該類納米顆粒的物理化學性質進行了表徵。
  10. The structural vibrational equations for the former are also depicted. the disturbance torques imparted by space environment are analyzed, which include gravity gradient torque, solar pressure torque, aerodynamic torque and magnetic torque

    對作用在衛星上的各種空間環境力矩進行了分析，包括重力梯度力矩、太陽光壓力矩、氣動力矩、剩磁力矩等。
  11. The main work done in the paper is as follows : 1. satellite attitude dynamics modeling study : for the earth - oriented three - axis stabilized satellite, a precise attitude dynamics model is established, considering the influence of the environmental disturbance, such as the gravity, the sun radiation, the earth magnetic field and the atmospheric resistance

    本文的主要研究工作如下： （ 1 ）衛星姿態動力學建模研究：針對對地定向三軸穩定衛星，考慮了重力梯度、太陽輻射、大氣阻力、地球磁場等環境因素對衛星的影響，建立了較精確的衛星姿態動力學模型，同時又建立了四元素描述的姿態運動學方程。
  12. Our bed elevators incorporate kones mms modular design, original kone control system, 32 - bit networking micro - computer, group - control for 8 elevators, vvvf drive technology and absolute value memorization of cars displacement. timely speed adjusting for the comfortable ride, running steadily, high accurate leveling, soft and warm decorations make our passengers feel human consideration. bed elevator with geared machine performs well and reliably

    引進通力mms模塊化產品技術，原裝進口全套通力控制系統， 32位網路化微機8臺群控vvvf變頻驅動轎廂位移絕對記憶按人體舒適要求實時速度調節，運行平穩舒適，實現幾近零對零的平層精確度，病床進出如履平地柔和溫馨的裝飾，讓乘客倍感無微不至的人文關懷傳統有電梯，經典可靠採用來自通力領先業界的永磁同步技術的小無機房解決方案，節能環保節省建築空間和造價。
  13. Gradient superconducting magnetometer

    超導磁力梯度儀
  14. Through the analysis of attitude dynamic equation, how to realize three axis passivity stabilization of the mircrosatellite by just using environmental torque is presented. three sorts conformations of three axis passivity stabilization of the mircrosatellite by using environmental torque are put forward, one is to realize the passive attitude control of microsatellite by using the aerodynamic moment and the gravity gradient, the other two by making use of the gravity gradient and the geomagnetic moment, the attitude dynamics of microsatellite of the three sorts are analysed in detail

    通過對衛星姿態動力學方程分析，給出如何利用環境力矩實現微小衛星三軸姿態被動穩定，並提出三種利用環境力矩實現微小衛星三軸姿態被動穩定方案，即一種利用氣動力矩和重力梯度實現微小衛星三軸姿態被動穩定方案和兩種利用重力梯度和地磁力矩實現微小衛星三軸姿態被動穩定方案，對採用這三種方案的衛星的姿態運動進行詳細分國防科技大學研究生院學位論文析。
  15. Due to the ac stark effect, neutral atoms will undergo a dipole force from the inhomogeneous electromagnetic fields, while the dipole force acting on the atoms is proportional to the atomic dipole momentum and the gradient of light field

    由於交流斯塔克效應，中性原子在非均勻電磁場中會受到的光偶極力的作用，偶極力的大小正比與原子的感生偶極矩及光場的梯度。
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