磁場特徵 的英文怎麼說

中文拼音 [chǎngzhǐ]
磁場特徵 英文
magnetic field signature
  • : 名詞1. [物理學] (磁性; 能吸引鐵、鎳等的性質) magnetism 2. (瓷) porcelain; china
  • : 場Ⅰ名詞1 (平坦的空地 多用來翻曬糧食 碾軋穀物) a level open space; threshing ground 2 [方言] (...
  • : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
  • : 名詞[音樂] (古代五音之一 相當于簡譜的「5」) a note of the ancient chinese five tone scale corre...
  • 磁場 : [物理學] (傳遞運動電荷或電流之間相互作用的物理場) magnetic field
  • 特徵 : characteristic; feature; properties; aspect; trait
  1. Compare the system ' s classical chaos motion between the double - potential well in the tiled magnetic field and that of potential well including biquadratic term

    比較了傾斜作用下的雙勢阱和含有4次方的勢阱兩種情況下系統的經典混沌運動
  2. The approximation analysis result of band dipole model is obtained on the basis of the theory of mfl. the electromagnetic distribution feature of the defect in the steel panel is studied by means of simulation. the leakage magnetic distribution of the two defects and four defects plural and the defects in the column differently in the width are also assayed. conclusions that factors affecting flaw magnetic leakage to the panel also affect the column and magnetic leakage bx should be the feature of the flaw identification to several flaws are drawn

    在對漏檢測原理進行詳細介紹的基礎上,得出了帶偶極子模型的近似解析解,並以有限元數值模擬分析為主要手段,以鋼板上缺陷為對象,分析了各因素對缺陷漏產生影響的不同規律,同時模擬分析了板上平行的兩條裂紋,四條裂紋以及柱體上寬度不同時的裂紋的漏分佈,得出結論:影響板上缺陷漏的諸因素會對柱體上缺陷漏產生同樣的影響;對于多條裂紋,宜用漏分量bx作為缺陷識別的量。
  3. Research on the geomagnetic main field periodicity

    地球主的周期性
  4. Feature of change of geomagnetic main parameters since

    1600年以來地主要參數的變化
  5. In south china which lies in low latitudes, there are large quantities of granites and volcanic rocks, whose magnetic fields are different from those in other areas

    摘要處于低緯度的華南發育了大量的花崗巖和火山巖,其磁場特徵不同於其他地區。
  6. Second, the imaging model built here has taken into account the tilt modulation, the hydrodynamic modulation, and current modulations of radar cross section. consequently, it has realized the imaging simulation of four kinds of wakes with the same imaging model. third, the orbital velocity of ocean wave was considered as the basic dynamic factor, and the imaging model calculates the influence on raw data by the wave m ovement according to the orbital velocity

    該模型的主要點是: ( 1 )它採用了三尺度復合表面模型的思想來計算海面的電散射,考慮了中等尺度波對紋波的進一步調製作用,彌補了傳統雙尺度模型的不足; ( 1 )它考慮了海浪的傾斜調製作用、流體動力調製作用和流對雷達截面的調製作用,實現了用統一的模擬模型對四種艦船尾跡進行成像模擬; ( 3 )它把海面長波的軌道速度作為基本的動態成分,並依此來考慮海面運動對sar回波信號的影響。
  7. The algorithm principle, hardware design and software design of the scheme are proposed and experimentally demonstrated ; the main contents of this thesis are as follows : firstly, we study the principle of the fiber optic weak magnetic sensor based on magnetostrictive effect. after analyzing the characters of the magnetic field sensing signals, we know that the magnetic field sensing signals ’ fundamental component is proportional to input dc magnetic field

    敘述了該方案的原理、軟硬體設計過程,並通過實驗進行了驗證,本文主要內容如下:首先,研究了基於致伸縮效應的光纖微弱傳感器傳感原理以及輸出信號的,分析得出在干涉儀處于正交工作點時,傳感器輸出信號的基頻分量與被測直流成正比關系。
  8. Value, and the current density and intensity versus the substorm phases. moreover, the characteristics of substorm current wedge are given special attention. it is found that the density and intensity of facs reach their peak during the expansion phase, the onset of the expansion phase is triggered when imf is changed to southward from northward or the southward imf decreases, and the positions of onset are most likely to be at the edge of plasma sheet near the earth

    值分佈以及向電流強度和密度隨亞暴位相的變化,並著重分析了亞暴電流楔的。結果表明,亞暴膨脹相的向電流強度和密度都達到極大值亞暴的膨脹相是由行星際轉向或南向分量變小觸發的,其起始位置很可能位於近地等離子體片內邊緣。
  9. It also roundly researched the solution of the helmholtz equation in the circumrotating ellipsoidal coordinates, and discussed how to calculate the solution of the electro - magnetic field in the circumrotating ellipsoidal coordinates using special functions, and researched circumrotating ellipsoidal cavity ’ s latent value and quality parameter using arithmetic simulation, finally we compared the ellipsoidal cavity with the spheriform cavity. the main content of this thesis are as following : 1. calculated the distribution of the electro - magnetic field inside the ellipsoidal cavity based on maxwell equations and boundary conditions, and confirmed the syntonic mode inside the ellipsoidal cavity using arithmetic methods

    本文從maxwell方程及其邊界條件求解出橢球腔內的電分佈,較為全面的研究了旋轉橢球坐標系下赫姆霍茲方程的解的問題,討論了用殊函數來求解旋轉橢球坐標系下電的解,並通過數值模擬研究了旋轉橢球諧振腔的本值和品質因數,並和球形諧振腔做了比較,主要內容為: 1 .用maxwell方程及其邊界條件求解出橢球腔內的電分佈,並且分析了橢球腔內的諧振模式。
  10. It detailed analyzes the characteristics of symmetric semi - space, layered telluric medium of transient electromagnetic methods, deduces apparent resistivity ( ps ) formulae of earlier, later and whole stage channels, it also analyzes and deduces the tem response effect of local conductive body in high resistance medium and its apparent resistivity formula, inquires into the causing reason, distinguishing method and the way of eliminating or reducing its effect of tem additional effects

    第二章瞬變電法的理論基礎,較詳細地分析了均勻半空間、層狀大地瞬變電,推導了早期、晚期及全期道視電阻率s公式;以及高阻圍巖中局部導電體的瞬變電響應和相應的s公式推導。
  11. Abstract : based on 1 200000 aeromagnetic survey data performed in 1998, and referred to materials of geolo - gic and geochemical prospecting of the working area, this paper discusses the relationship between the characte - ristics of magnetic field, magmatic rocks, fault structure and the distribution of mineral resources, and investigates the geologic metallogenic environments, and sets up the prospecting criteria for hydrothermal and volcanic - sedimentary copper, lead, zinc, gold, iron, manganese deposits, then makes the prognosis of the prospecting potential of the working area

    文摘:本文以1998年1 20萬航空測資料為基礎,參考地質和化探資料,對工作區磁場特徵、巖漿巖、斷裂構造與礦產分佈的關系進行探討,研究地質成礦環境,建立尋找熱液型和火山-沉積型的銅、鉛、鋅、金、鐵、錳礦找礦標志,對本區找礦遠景進行了預測。
  12. Abstract : based on 1 50 000 high - precision aeromagnetic data of 1996 and consulting other geophysical and geological data, this paper has analysed the framework of basement structure and fault structure and, in particular, probed into the relationships of aeromagnetic field characteristics, basement structure and fault structure to the distribution of underground thermal water. on such a basis, the paper also makes a preliminary analysis of the prospects of underground water in this area

    文摘:以1996年1 5萬高精度航空測資料為基礎,參考其它地球物理及地質資料,對山東黃河口地區基底構造、斷裂構造格架進行了分析,尤其是探討了航磁場特徵、基底構造、斷裂構造與地下熱水分佈的關系,在此基礎上對本區的地熱水遠景進行了初步的分析。
  13. The results of field data analysis indicate that the correlative dimension of time series of nature field is related to earth medium characteristics intently and qualitative reflect the characteristics of the distribution of electricity and construction of medium

    實例分析表明,大地電時間序列關聯維數與地下介質密切相關,能定性地反映介質的電性分佈與結構
  14. The temperature dependences on the resistance in all the thin films show that in the low temperature range the width of eg band level changes the transports, but in the high temperature range the thin films forms the small polarons hopping conductivity. the phase transition induced by the current is explained by the demagnetization and lattice distortion

    在高溫部分,材料呈現小極化子跳躍形式輸運;實驗研究了不同偏置電流對薄膜的相變影響,表明電可以引起材料中性的變化和晶格畸變,導致相變溫度點向低溫方向移動;材料的光致相變研究表明光子能量、光強和極化方向對輸運性質有影響。
  15. 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殊技術問題,通過對海上高精度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測成果中的力總和梯度變化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。
  16. According to the characteristic transformation of the eme in the process of its deformation, the stress concentration belt engendered by the coal wedge of the protective coat can be ascertained and the electromagnetic radiation measured result is consistence with the calculation result of the site survey materials

    根據煤體變形破裂過程中產生的電輻射信號變化,確定了保護層采空區煤柱產生的應力集中帶,電輻射測定結果與現勘測資料計算結果相吻合。
  17. Characters of the flow field of molten metal in mhd caster are s imulated and analyzed by means of numerical simulation. relationship between flow field of molten metal and the number of magnet poles, arrangement of magnet pole s, rotating velocity of magnetic field as well as helical arrangement of permanen t magnets is revealed. it can be used as reference for optimizing design of perma nent caster

    利用數值模擬對不同條件下的永鑄機金屬液流進行了模擬分析;揭示了金屬液流與永體極數、極排布方式、旋轉速率以及永體螺旋式排布之間的關系,為永鑄機的優化設計提供了參考依據。
  18. Using various geophysical and seismogeological data available, the present paper has probed into relationship of characteristics of gravity and magnetic field, crustal structure and active faults to earthquake and summed up spatial distribution of epicenters in crustal media

    摘要本文利用現有各種地球物理資料、地震地質資料,探討了重磁場特徵、地殼結構、活動斷裂與地震的關系,進而總結出地震震中在地殼介質中的空間分佈規律。
  19. Based on the theoretical calculation and the magnetic performance index, so - called " effective magnetization intensity ", an optimized scheme for a permanent magnetic thin film array is proposed, which is " given 10 m thickness film, the optimized size of the units is 40 m 40 m, while the distance between them is 10 m " finite element methods is employed to characterize the magnetic properties of a permanent magnetic thin film array with magnetic anisotropy

    在此基礎上,按照永薄膜陣列的「有效化強度」性能優化指標,求出了一個較理想的永薄膜陣列設計方案:對10微米厚的永薄膜,陣列單元為40 m 40 m ,間距為10 m 。本文利用有限元分析方法初步研究了各向異性永薄膜陣列的性能,得到了關于永薄膜陣列的,驗證了解析計算採用的均勻化假設的合理性,同時分析了中永薄膜受到的力與薄膜厚度的變化關系。
  20. The intelligent inspection system of pipeline is established and the project database is designed, the interpolation and signature map of defect mfl signal data are solved effectively, the feature automatic extraction and intelligent evaluation of geometric parameters of the defects are shown and proved practical ; the whole process of pipeline inspection are given step by step, these results and conclusions help improve the pipe defect recognition and solve some difficult problems in the field of pipeline mfl inspection

    建立了管道(鋼管)缺陷漏法智能檢測和數據分析系統,設計了系統工程數據庫,實現了缺陷漏數據的插值和圖像處理,完成了缺陷漏磁場特徵自動提取和缺陷外形尺寸的智能識別,給出了管道缺陷漏檢測的整個步驟和過程。這一切解決了國內管道漏檢測的定量化、智能化的難題,補充了國外管道漏檢測的不足。
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