磁時效 的英文怎麼說

中文拼音 [shíxiào]
磁時效 英文
magnetic aging
  • : 名詞1. [物理學] (磁性; 能吸引鐵、鎳等的性質) magnetism 2. (瓷) porcelain; china
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • 時效 : 1 (在一定時間內能起的作用)effectiveness for a given period of time2 [法律] prescription3 [冶金...
  1. For increasing the effective material peak - value power ( empvp ), solving the contradiction between enhancing the pmsm ' s flux - weakening capability in the electromotor state and reducing the pmsm ' s connatural adjustment ratio in the dynamotor state and improving the efficiency of the pmsm, some solving method are taken as follows : the influence of length / diameter ratio to the empvp is analyzed, and the optimum size of length and diameter is chosen

    主要是從提高電機的有材料峰值功率、解決pmsm提高電動機運行狀態的弱擴速能力和減小發電機運行狀態的電壓調整率之間的矛盾及提高電機的率著手,分析了長徑比、氣隙長度對有材料峰值功率的影響,並確定了它們的最佳尺寸。
  2. In this thesis, the development of emulsion polymerization theory and related new technologies are comprehensively reviewed, and the synthetic technologies of acrylate latex modified by organosilicon both at home and abroad are also reviewed. based on the current development and research in this field, attentions of this study are focused on three ways for preparing novel acrylate latexes modified by organosilicons, that is, 1 ) the acrylate monomers are copolymerized with unsaturated silicons by emulsion copolymerization ; 2 ) a new latex with microphase separation morphology is synthesized, which shows a core - shell structure character ; 3 ) soap - free polymerization is explored for preparing a higher - performance latex using an unsaturated silicon monomer, different acrylates and a reactive emulsifier. by using techniques of delaying addition of organosilicon monomer and a hydrolysis inhibitor, the hydrolysis and condensation of 3 - ( trimethoxysilyl ) propyl methacrylate during polymerization can be effectively prevented, as a result, organosilicon content in the macromolecular chain is increased

    採用有機硅單體延遲滴加及添加水解抑制劑等技術,有防止了-甲基丙烯酰氧基丙基三甲氧基硅烷在乳液聚合過程中的過渡水解及縮合反應,提高了聚合物大分子鏈中有機硅鏈節的含量;利用紅外光譜與差示掃描量熱儀對產物分子結構進行了表徵,並通過對共聚產物力學和吸水率的測試,證實了本研究所制備的有機硅改性丙烯酸酯共聚物具有比純丙烯酸酯聚合物更優良的力學及耐水性能;從分子設計角度出發,利用醇解反應合成出水解、縮合反應速率較慢的兩種新型不飽和有機硅單體: ?甲基丙烯酰氧基丙基三乙氧基硅烷和?甲基丙烯酰氧基丙基三異丙氧基硅烷;利用核共振對新型硅烷單體結構進行了證實;研究表明利用新型硅烷單體可以制備出高硅烷含量的有機硅改性丙烯酸酯乳液,且其聚合產物具有較高的力學及耐水性能。
  3. As a result, the electromagnetic field intensity is changed accordingly and fluctuating current in the damper coil is created. damping force is mostly produced because of the phase difference between fluctuating current and displacement of rotor. the formulas of fluctuating current and damping coefficient are deduced theoretically, and the calculated results are consistent with the experimental results

    通過分析發現電阻尼器線圈內由於轉子渦動變化的場而產生的波動電流與轉子位移間的相位差是產生阻尼的主要原因,推導了波動電流、阻尼系數的計算公式,並通過實驗展示了被動式電阻尼器的阻尼應。
  4. When the resistance force is large, magnetic hysteresis will have more serious effect on the performance of mr dampers

    分析表明,應會給控制帶來不利影響,並且隨著間的增加而趨于嚴重。
  5. In consideration of the calculation measures and the purpose of study, we selected the simple molecule model 5 in the above models and studied the relation between magnetism and structure. the molecular antiferromagnetism increases with the increasing of the bridging angle o - c - o ( o ). when 0 > 118. 623 degrees, the molecular antiferromagnetism increases with the decreasing of the spin density on the cu in its triplet state

    考慮到計算量及研究目的,在上面的模型中選取了較簡單的分子模型5 ,來研究其關系,分子的反鐵性隨橋聯角o - c - o夾角的增大而增強,在大於118 . 623度,分子的反鐵性隨三重態銅上自旋密度的減小而增強,但當小於118 . 623度,分子反鐵性隨三重態銅上自旋密度的減小反而減小,在文中,我們解釋了這種現象。
  6. By using the larger magnetic permeability, magnetic fluid was used to improve the magnetic circuit efficiency in torque motor, enlarge the output torque and displacement of torque motor, and the output flow of servo valve. correspondingly, the ability of noise - overcoming and system damping was enhanced due to the property of magnetic fluid. as a result, the stability of servo valve and servo - control system can be improved

    由於流體具有較大的導率,可提高力矩馬達率、增大力矩馬達的輸出力矩和位移,從而增加伺服閥的輸出流量;同,利用流體的粘度特性,可增強力矩馬達阻尼及抗干擾能力,從而增強伺服閥及伺服控制系統的穩定性。
  7. The influence on the magnetism and the electron spin resonance ( esr ) over a wide range of composition and temperature have been studied systematically. an obvious symmetric esr signal with a lorentzian lineshape in the paramagnetic regime is observed

    本論文邊過選擇性離子替代,著眼點在於討論衫雜離子的應,實驗發現摻雜使樣品的結構發生變化,且在低溫出現化強度峰,用摻雜離子自旋旋轉對此進行了解釋。
  8. Obtaining structure and function of proteins is one of the main purposes of research in biology, but determining three - dimensional structure of protein by means of x - rays crystallography and nuclear magnetic resonance spectroscopy, and research in protein structure by the way of biochemistry, already can ’ t adapt the need of the rapid increase of protein sequence

    獲取蛋白質的結構和功能是生物學研究的重要目的之一,但是使用x光晶體衍射和核共振技術等實驗手段測定蛋白質的三維結構,以及使用生物化學方法研究蛋白質的功能率不高,已經無法適應蛋白質序列飛速增長的需要。
  9. In evaluating a read head, what really matters is not the raw magnitude of the mr effect but the head ' s signal - to - noise ratio, which depends on a number of other factors in addition to the amount of mr

    評估讀取頭的性能,真正重要的不是應的大小,而是讀取頭的訊噪比,它除了和阻值有關之外,還和其他因素有關。
  10. The simulation results of this study imply that magnetic hysteresis of mr dampers can really influence the semi - active control whereas neural network prediction can successfully compensate for the response time of mr dampers

    研究表明,通過神經網路預測能有補償間,使控制果能接近無應的控制果。本文提出了考慮應的修正bingham模擬模型。
  11. Abstract : the uv absorption spectra of magnetized acetone ( cyclohexane as solvent ) is determined separately at different magnetization time and different time for placement after magnetization by uv - spectrophotometry. it was found that magnetization effect could be saturated and continued. furthermore, the different magnetization time made the strength of absorption change at various degrees. when acetone was placed after magnetization, the magnetization effect not only disappeared, but increased in a period of time

    文摘:作者研究了丙酮環己烷溶液化前後、不同間以及化後放置不同間的紫外光譜,發現有飽和現象與較長間的果存在,這對于研究場影響化學反應的機理提供了實驗依據。
  12. On one hand, in grain regions of films, the strong inter - duster interaction, mentioned as mean field, leads to the colossal magnetoresistance effect ( cmr )

    與此同,薄膜的拓撲形態分為顆粒區域和顆粒邊界區域。在顆粒區域內,小聚集體之間具有強關聯耦合作用,是這種非均勻體系龐應的成因。
  13. Tempering can cause the boundary of main phase more straight and regular, and the quantity of micro - particles in the grain boundary will increase and these particles nail the neighbor boundaries. the co - effect of these factors improved the cocercivity of magnets

    使主相晶界平直規整,從而使反化疇難以形核;同,晶界中的微粒相數量增多,這些微粒相強化了對晶界相的釘扎作用。
  14. Combined with the observational properties, we have constructed a theoretical model of a contact binary with a total mass of 1. 8 mo. our initial model is a detached binary in which the primary is very close to its roche lobe

    並且由周期變化標得到應可能是引起wuma型相接雙星的角動量損失的主要物理機制。結合wuma型相接雙星的觀測特性,我們建立了一個總質量為1 . 8m 。
  15. The zero - voltage vector, whose function is to keep the output torque unchanged, is applied to a switching table to minish the ripple of the torque and improve the performance of the steady characteristic of the system

    指出了恆定鏈幅值的直接轉矩控制系統在輕載穩態率不高的缺點。針對這一缺點,提出了根據負載改變鏈幅值的新型直接轉矩控制方法。
  16. The other is to simulate simple lc filters which call ideal and real inductors model, then we can get the simulating results such as time 、 phase movement and amplitude - frequency specifications are very different mainly due to hysteresis. in all, this paper presents some called real inductors models and provides a design method of real inductor model

    模擬結果表明,調用芯電感模型的模擬曲線比調用理想電感的情況滯后、幅值小,反映了芯電感元件的電感量、應和滯損耗都影響濾波器的移、相移和幅頻特性。
  17. At last, a commercially available motor drive ic can be effectively adapted to make the motor work at higher speed, and excellent agreement is found between simulation and measurement

    本論文整合遺傳演演算法與路分析方法,提出馬達最佳設計流程,可在空間限制條件下,搜尋滿足設計目標的馬達尺寸參數,並提升分析,有節省馬達設計程。
  18. Aging of permanent magnets

    材料的
  19. Also contains a beat box tool, modulation tool ( to make the sound less perfect, more real ), stream to disk recording, real - time effects and response

    也包含了一個拍子工具,調制工具(使聲音少點完美,多點真實) ,輸出到盤保存,實果和響應。
  20. The analysis of the emulator show that the hysteresis will lead to the adverse results of the semi - active control and the influence will increase with the hysteretic time

    模擬分析表明, mr阻尼器的應會對結構的振動控制帶來不利的影響,並且這樣的影響會隨著間的加長而越發明顯。
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