場磁鐵 的英文怎麼說
中文拼音 [chǎngcítiě]
場磁鐵
英文
field magnet-
The form of the stable geomagnetic field is like that of a bar magnet at the center of the earth
穩定地磁場的形狀與地球中心的棒磁鐵的形狀相似。Because the core current is somewhat symmetrical around the axis of rotation, the associated magnetic field is similar to that of a bar magnet
因為地核流在旋轉軸周圍存在著一些對稱，所以相關的磁場與棒磁鐵的磁場相似。Birds and compasses know north from south because, like a giant bar magnet, the earth ' s magnetic field has two poles that line up closely with the planet ' s axis of rotation
候鳥與指北針都知道何為北方、何為南方，因為地球就像一條巨型磁鐵棒，它的磁場有兩極，且這兩個地磁的磁場線和地球的自轉軸非常接近。We only observe the small portion of the magnetic field that extends to the surface and beyond, where its basic structure is a dipole that is, a simple north south field like that of a simple bar magnet
我們僅僅觀察到擴展到地表和地表以外的磁場的一小部分，在這里它的基本結構是一個偶極子，就像一個簡單的棒磁鐵一樣是一個簡單的南北極磁場。For obtaining the numeral solutions of round elastic plates in axisymmetrical deformation with varying - thickness in nonlinear deformation in the unsteady electromagnetic field and mechanical field, by establishing the equations of motion, the equations of distortion, the equations of lorentz force, the equations of electronic dynamic mechenical, and adopting iterative method, we gained the nonlinear magneto - elastic calculation method and outcome of current - carrying shell, and gained the influencing degree toward mechanical parameter of varying thickness round ferreous plates in the electromagnetic field and mechanical field
摘要為了獲得內邊界固定的環形導電薄板在均布力與橫向磁場作用下的變形問題的數值解，通過建立運動方程、變形方程、電動力學方程和洛侖茲力方程，運用迭代法得出了載流板殼的非線性磁彈性的計算方法和結果，以及機械場、電磁場對鐵質變厚度圓板各力學參量的影響程度。Glass is separated by hand at the dump and ferrous metal removed by magnet.
玻璃在堆放場用手揀出，黑色金屬用磁鐵分出。Prediction study of caving space in block caving mining method by magnetic strength change measured in field
利用磁鐵礦磁場變化預測崩落空間的現場研究Founded with only 20, 000 rmb, lianfeng magnetics co., ltd have overcome so many difficulties and now got great improvement. especially in recently years, the size of the company and the benefit increased rapidly ; the level of the administration highten greatly and so many new products were produced
在軟磁鐵氧體材料和器件領域，聯豐磁業生機盎然經歷了市場經濟風雨的洗禮，聯豐磁業正茁壯成長在知識經濟的大潮中，聯豐磁業爭做弄潮兒！The massive magnetic field of a powerful mri machine aligns the nuclei of the atoms in the same direction, much as a magnet pulls a compass needle
一臺效能強大磁振造影儀的強大磁場能使原子核往同一方向排列成行，就好像磁鐵吸引羅盤的指針一樣。Based on the finite element model, simulated results on the flux distributions under different excitation a ampere - turns and positions were obtained, discussion on the cause and characteristics of its stroke versus displacement were also given
採用永久磁鐵產生的極化磁場與線圈產生的控制磁場形成差動磁路作用於銜鐵，使之實現雙向驅動。Stepping drive of synchronous motors, upgrading the design idea of stepping motors from combined electromagnet theory to rotary magnetic field theory, will make the capability and efficiency of the increment control system improved to a new level, which is the research purpose of ac step motion drive this paper begins with the direct torque control method for pmsm to expatiate ac step motion control theory distinctly
用同步電動機實現步進傳動；將步進電動機的設計思想從組合電磁鐵理論提高為旋轉磁場，使增量運動系統的容量和效率發展到一個新的水平，這就是交流步進傳動的研究目的。為了比較清楚地闡述交流步進理論，本文首先從永磁同步電動機的直接轉矩控制演算法入手來分析。We also analyzed the interaction among the distribution of the magnetic field around the magnet, the induced electromotive force in the coil and the vibration of the magnet
對永久磁鐵在空間產生的磁場分佈、感應線圈中的感應電動勢與磁鐵相應振動等因素的相互關系進行了計算分析。A precision force banacing accelerometer for ineration navigation application is developed. the resolution, low - sensitivity threshold and high thermal stability are considered as design parameters. in order to guarantee a low - sensitivity threshold while maintaining robustness against shock, push - pull type long flexures are used in this paper. to improve thermal stability, this paper discusses the use of electromagnets as a magnetic fied source. the silicon pendulum assembly and modified inducance type pick - up is also developed to reduce assembling procedure. the measure range of accelerometer is 0 - 70g
加速度計的解析度、靈敏度閾值和高的熱穩定性是設計時主要考慮的參數。本論文中使用推?挽式長撓性結構來保證低靈敏度閾值，同時保證抗振魯棒性。為了提高熱穩定性，本文中討論了利用永久磁鐵作為磁場源；微加工技術被引入擺組件的結構設計和利用力矩線圈作為激勵線圈來簡化電感式的檢測裝置。Circuit protection this paper provides a functional circuit protection circuit protection, relay circuits, electric motors, heaters, transformers, semiconductors and other applications occasions electromagnet and its role mentally fuse
電路保護器提供了電路保護功能，在繼電器電路電動機加熱器變壓器電磁鐵和半導體等應用場合中其作用遠甚於熔斷器。Displays is functioned under the electromagnetic theory and can be easily effect by the magnetic field. however, please notice that most of the speaker has built - in a big magnet which can effect the functioning and level down the quality of the displays. please do not use your monitor when magnets or electronic products such as speakers operating nearby
電腦顯示器是利用電磁原理來運作的，因此磁場干擾的隔離相當地重要，很多消費者都將喇叭放在顯示器兩側，而市面上防磁喇叭的防磁效果不一，因為喇叭後方有個相當大的磁鐵，如果喇叭過于靠近顯示器的話，就會造成干擾的情形，甚至於產生著磁現象而影響畫面品質。Magnetic field strength h of sintered smco magnet
燒結釤鈷磁鐵的最低飽和磁化磁場強度Electromagnetic heat is generated from the coils that are transmitted with high frequency electric currents, when magnetic metal cookware is used, high magnetic frequencies are generated, thereby creating huge volumes of whirling fluids, which is transformed from electric power into heat power
電磁爐具熱源的產生是利用高頻電流通過一組線圈，形成高頻交變磁場，磁場的磁力線穿過鐵磁材料的金屬鍋，作用於鍋體內的粒子，使其劇烈運動、磨擦，即時產生極高的溫度場，將電能轉化成熱能。Second, while china ' s low - cost labor pool has provided an extremely effective magnet for global manufacturing, the country ' s competitive advantage won ' t last forever
第二，雖然中國低廉的勞動力市場像一塊強力磁鐵對全球製造業產生巨大吸引，但中國的競爭優勢不會永久保持The magnetic distribution of a - magnet is presented by analytic way and numeric simulation way. the single particle movement is studied in a - magnet and the movement rule of charged particle in ideal four poles magnetic field also is obtained. quantificational results of the incidence angle, trajectory length and the maximal distance in x direction are presented for ideal trajectory, and the equation indicates some important characters of a - magnet
論文對-磁鐵的有關物理問題進行了較為詳細的論述，從解析形式和數值模擬兩個方面給出了-磁鐵的磁場分佈，對單個粒子在-磁鐵中的運動進行了分析，利用數值求解方法研究了帶電粒子在理想四極磁場中的運動規律，提出了歸一化運動方程和理想軌道等物理概念，定量給出了消色散的入射角、軌道長度和x方向最大距離的解析表達式。The winding - pipe machine principal - axis magnetism supporting system is a typically electromechanical and electromagnetical product with some main parts : electromagnet system, electromagnet bracket system, etc. the study of the winding - pipe machine principal - axis magnetism supporting system concerns the intercross of many disciplines, such as mechanism, material, electronic engineering, heat engineering, computer, and so on
它主要有由電磁鐵機構與電磁鐵支架機構等組成，是一種典型的機電磁一體化產品，其研究涉及到機械、材料、電工、熱工、計算機等多學科的交叉。本論文對管絞機磁性支承系統涉及的兩大關鍵技術? ?電磁場設計與機械結構設計及其相關技術進行了系統的理論分析與模擬研究。分享友人