磁常量 的英文怎麼說

中文拼音 [chángliáng]
磁常量 英文
magnetic constant
  • : 名詞1. [物理學] (磁性; 能吸引鐵、鎳等的性質) magnetism 2. (瓷) porcelain; china
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  1. When measuring the magneto performance parameter , we find that the instrument which use to measure voltage and current is still the simple voltmeter and amperemeter in the national standard , and the form of wave that we observed is anomaly. based on the measure principles, it obviously ca n ' t be used to do quantitative analysis ; because the discharge process of ignition system is quite complex, accompanies with very strong electromagnetism interference, and the ignition current and voltage are variable , it make the measure of ignition energy become a difficult thing of ignition system performance detection

    電機規測時,發現在國家標準中用於測電壓、電流的儀器仍然是普通的電壓、電流表,而觀測到的波形多為不規則的形狀,根據測原理,顯然不能用其來做定的分析;由於點火系統的放電過程比較復雜,伴隨著很強的電干擾,點火電流、點火電壓都是變,使得點火能的測成為點火系統性能測試的一個難點。
  2. A lot of domains are involved with, such as theory of electromagnetism, electrotechnics, electronics, measurement of electromagnetism. signal analysis, mechanics, cybernation, biomedicine, materials, technics, ect. the study of emc is very fargoing and the problem of emc is very complex

    它涉及的基礎知識面非寬廣,直接應用和涉及的知識有電場理論、電工原理、電子技術、電、信號分析、機械結構、自動控制、生物醫學、材料及工藝等等。
  3. Standard test method for measuring relative complex permittivity and relative magnetic permeability of solid materials at microwave frequencies

    微波頻率下固體材料相對復介電數和導率測標準試驗方法
  4. Among the five kinds of nde ways ( rt, ut, et, pt, mt ), ultrasonic testing technology develops very fast because of its merits such as good orientation, strong penetration ability, higher energy and no harm to human health

    在五大規無損檢測方法中(射線、超聲、渦流、滲透、粉) ,超聲波無損檢測因其方向性好、穿透能力強、能高以及對人體無害等優點而得到了迅速發展。
  5. The characteristics of geomagnetic low - value displacement anomalies statistically analyzed by using the geomagnetic z component data from hebei and neighboring provinces 17 observation stations

    利用河北及鄰省共17個臺站的地z分資料,統計分析了地低點位移的異特徵。
  6. Polarimetric synthetic aperture radar ( polsar ) investigates the transverse vectorial nature of plane em waves and provides the complex scattering matrix of a scatterer. scattering polarimetry is sensitive to the shape, orientation, and dielectric properties of scatters

    極化合成孔徑雷達( polsar )研究電波的矢特徵,通過測和分析目標的極化散射特性,獲取目標的介電數、物理特性、幾何形狀和取向等方面的大信息。
  7. Having investigated composites of ep coating ultramicro iron using atpu as surface agent, results showed that with increasing amount of atpu, density, complex permittivity ( ) and complex permeability ( ) of composites decreased, and retentivity and coercivity increased

    用atpu作表面活性劑制備核殼結構復合粒子時,隨著復合時atpu用的增加,復合粒子的密度、復介電數( )和復導率( )逐漸減小,剩與矯頑力逐漸增大。
  8. This text divides into five chapters altogether : chapter one in the introduction, have introduced the common sensor of displacement, has pointed out the fine characteristic of hall ' s sensor, put forward the basic task ; chapter two have introduced the basic operation principle of hall ' s component ; chapter three introduce hall temperature performance, electromagnetic characteristic, zero error, frequency characteristic and these parameter commonly used compensation method and hall simple application of component ; chapter four having recommended the measurement principle of the feedback servo mechanism, systematic implementation method, the experimental result has appeared, structure the mathematics model, and has analysed the error ; chapter five have pointed out the developing direction in the future while looking forward to

    本文共分為五章:第一章緒論中,介紹了見的位移傳感器,指出了霍爾傳感器的優良特性,提出了基本任務;第二章介紹了霍爾元件的基本工作原理;第三章介紹了霍爾元件的溫度性能、電特性、零位誤差、頻率特性以及這些參數用的補償方法和霍爾元件的簡單應用;第四章介紹了反饋隨動機構的測原理,系統的實現方法,給出了實驗結果,構建了數學模型,並對誤差進行了分析;第五章展望中指出了今後的發展方向。
  9. Pump touch with the liquid part is the fluorine plastics, but crust is metal stuff, so the pumpbody is enough to support the weight of pipepad and repel mechanically concussion. imd multilevel magnetic force pumps is electrical engine direct link pattern, by centernog prop up, teardown and maintenance is convenient, the structure is tightly, safety and economize energy, one man can put up check - fixing the part inside and replace it easily, consumedly convenient the usual maintain of customers work

    泵接觸液體部分是氟塑料,但外殼是金屬材料,故泵體足以承受管道的重及抵受機械性沖擊。 imd系列力泵為電機直聯式,由中間支架支撐,安裝拆卸方便,結構緊湊安全節能,一人便可以輕松的進行內部檢修和零件更換,大大方便了用戶日的維護保養工作。
  10. The higher temperature, the more fe ( co ) 5 decomposed in the gaseous phase. when the temperature was raised to 150, the thermolysis entirely happened in gaseous phase and the particles of 2 - 4um formed in long chains. with long chains broken, the plural relative permittivity ( e ", e " ) drop and plural magnetic permeability ( u ", u " ) rise

    恆溫滴加法受溫度影響顯著,隨著溫度的升高,發生在氣相中的熱分解增加; 150下fe ( co ) _ 5完全在氣相中分解,產物為2 4 m的微粒形成的鏈狀結構,這種鏈狀結構的破壞有利於復介電數( 、 )的降低、復導率( 、 )的提高。
  11. The change of lattice constants and the cell volume expansion are calculated, which make an important contribution to the increase of the magnetocrystalline anisotropy

    計算了引起材料晶各向異性大大增加的點陣數的變化和體積膨脹
  12. In middle and high mountain areas, the landform is complex, the flying altitude should be relatively high, and the intensity of magnetic anomalies detected by aeromagnetic survey is hence relatively weak

    摘要中高山地區的地形復雜,飛行高度較高,航獲得的強度相對弱小。
  13. In order to utilize the magnetic anomaly information obtained by high - precision aeromagnetic survey more effectively, this paper, based on the reliable proof of the existence of weak magnetic anomalies in middle and high mountain areas and combined with characteristics of middle and high mountain areas, has advanced an improved nonlinear filtering method and described its effect in practical application

    為了更有效地利用高精度航空法測得到的信息,在充分論證中高山區弱存在的可靠性基礎上,結合中高山地區特點,提出了改進的非線性濾波方法,並給出其實際應用效果。
  14. Usually nobody cares about this field ? at any macroscopic distance from the chip surface, the field is immeasurably small

    沒人在乎這些場? ?只要離開晶片表面較遠的距離,場就會小到難以測
  15. But can keep even gradient magnetic field range strong, hall ' s component can only measurement displacement among a small circle ( usually only about 1mm )

    然而,能保持均勻梯度場的范圍不大,霍爾元件只能小范圍(通僅約1mm )的測位移。
  16. The advantages of simple structure, good linearity, no magnetic saturation, widely measure band make it fit sample in optical - electric current transformer nicely. while, there also have many new problems in applying rogowski coils

    Rogowski線圈不僅具有結構簡單、線性度良好、無飽和、測頻帶寬、動態范圍大等優點,而且體積小、重輕,非適合混合式光電電流互感器的取信號采樣繞組用。
  17. Based on the research results on ground resistivity anisotropy degree, load unloading response ratio and day by day ratio of daily variation amplitude of geomagnetic vertical component, spatial correlation of absolute value of geomagnetic vertical component of beijing 21 hour and spatial correlation of daily variation of geomagnetic vertical component, we analyze the synthetical characteristics of these anomalies before the moderate strong earthquakes and gave the order of these anomalies and the synthetical correlation of these anomalies with the three elements

    摘要在地電阻率各向異性、地垂直分日變化幅度響應比和逐日比、地垂直分北京時21點絕對值空間相關及地垂直分日變化空間相關方法在江蘇地區的研究結果基礎上,綜合分析了這些方法提取的江蘇及周邊地區中強震異的綜合特徵,給出了這些異在震前出現的先後次序、地震三要素與這些異的綜合關系。
  18. Although the increment of the residual magnetism on the object after every cycle of magnetization - demagnetization process is very small, with the increase of the cycle index the object must be finally magnetized intensely and spontaneously

    雖然每次化一退過程之後物體上的剩微小,但隨著循環次數的增加該物體最終必然被強烈地自發化。
  19. One of these patches has normally directed flux ( in the same direction as the overall dipole field in that hemisphere ) ; the other has the opposite, or reversed, flux

    斑塊之一具有正方向的(與該半球整體的偶極方向相同) ;另一個斑塊的通方向則是相反的。
  20. Abstract : the anti - plane problem in transversely isotropic magnetoelectroelastic materials containing an elliptic inclusion is considered by using the complex variable approaches. the analytical expressions for the field variables in both the matrix and the inclusion are obtained when the stresses and the electromagnetic fields at infinity are uniform. the results show that the stress, the electric displacement and the magnetic induction inside the inclusion are constants

    文摘:用復變方法研究了橫觀各向同性電彈性固體的反平面夾雜問題,得到了遠場均勻應力和電場作用下夾雜內外彈性場和電場的解析表達式,結果表明夾雜內的應力、電位移和感應強度為
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