polarization effects 中文意思是什麼

polarization effects 解釋
極化影響
  • polarization : n. 1. 兩極分化。2. 【物、天】極化;極化強度。3. 【物理學】偏振(化)。
  • effects : (游戲)效果
  1. Relativistic and mass - polarization effects on the energies are included as the first - order perturbation corrections. the quantum - electrodynamics contributions to the transition energies are estimated by using effective nuclear charge

    非相對論能量用rayleigh - ritz變分法確定;相對論和質量極化效應用微擾論計算;量子電動力學修正用有效核電荷方法計算。
  2. The results were shown as follows : ( 1 ) the electrolyte components for electroplating pb - sn coatings in fluoborate system were studied. the effects of concentrations of main salt, dissociative acid, inhibitor, antioxidation and surfactant on the cathode polarization curves of electroplating pb, sn and pb - sn alloys and contents of alloying element were investigated systematically. the scale of current density was confirmed using hull cell

    ( 1 )研究了氟硼酸體系電鍍pb - sn合金鍍層的電解液組成,詳細討論了主鹽濃度、游離酸濃度以及阻化劑、抗氧化劑、表面活性劑等添加劑對氟硼酸體系電沉積pb 、 sn及pb - sn合金陰極極化曲線的影響和對pb - sn合金鍍層中合金含量的影響。
  3. Abstract : the effects of airfoil geometric parameters on wing " s spacial and polarized scattering characteristics have been systematically revealed. the results of the study indicated that the calculating value of diffraction from trailing edge by using the formula of the straight wedge is very far from experimental results for vertical polarization, and the contribution of thickness of the trailing edge to scattering must be considered in the calculation. the scattering peak of leading edge depends only on radius of airfoil for horizontal polarization. but for vertical polarization, it depends on maximum thickness and the location of maximum thickness. engineering formulas for evaluating all scattering peaks were given in the paper. it is important for the design of low - rcs wing

    文摘:系統地揭示了翼形幾何參數對機翼的空間散射特性、極化散射特性的影響規律.研究發現,在垂直極化狀態下用理論尖劈公式計算機翼后緣繞射的計算結果與實驗結果相差甚遠.提出在垂直極化狀態下機翼后緣繞射的計算必須將后緣厚度考慮在內的見解.對於水平極化,前緣散射波峰只與前緣半徑有關;而對於垂直極化,前緣散射波峰與翼形最大厚度以及最大厚度位置有關.給出前後緣散射波峰的工程估算公式,為低雷達散射截面( rcs )機翼設計提供依據
  4. For the first time, we investigate the effects of the non - polarization layer on the polarization and the dielectric susceptibility of a ferroelectric multilayer

    我們首次研究了無極化雜質層對鐵電多層膜極化和介電極化率的作用。
  5. These particles will aggregate into a certain structure when the applied field yields a critical value. the other is fabricated from " half - metallic " oxides, i. e., ferromagnetic oxides which are predicted theoretically to be completely spin - polarized and really found experimentally to have very high spin - polarization. when a magnetic field is applied to half - metallic granular systems, the resistance will drop rapid and dramatically, which is called the extrinsic magnetoresistance effects in half - metallic granular systems

    在磁性材料中,亦有由在理論上具有完全的自旋極化率、在實驗中也被證實具有高自旋極化率的一系列半金屬氧化物材料構成的多晶、粉末等顆粒體系,被發現能在外磁場下發生顯著的電阻下降,即半金屬氧化物顆粒體系中的外稟磁電阻效應。
  6. Then, the equivalent rcs of rain and fog are discussed, which of rain is discussed at different polarization state of radio wave, which of fog calculated using equivalent complex refraction constant is compared with that using complex refraction constant of water. after that, the effects on radar deriving from rain or fog are discussed qualitatively

    在前面的研究的基礎上,文中計算了不同極化狀態波作用時,雨的等效rcs ;用了等效介電特性計算了霧的等效rcs ,與用水的介電特性計算的等效rcs作了比較,在計算了雨、霧的等效rcs的基礎上定性討論了雨、霧對雷達的影響。
  7. In the third chapter of this thesis, the nickel electrodeposition process in leaching solution containing ammonia and chloride was summarized, and the electrochemical behaviour of nickel electrodeposition in ammonia complex bath was investigated by measuring polarization curves. the effects of total nickel, ammonia, ammonium chloride concentrations in the electrolyte as well as its anion species and temperature were studied systematically

    在第三章中首先對氨絡合物體系電積金屬鎳的工藝進行了總結,並通過極化曲線測量,對氨絡合物體系中鎳陰極電沉積電化學行為進行了研究,系統探討了溶液中總鎳離子濃度、氨水濃度、氯化銨濃度、陰離子及溫度等工藝條件對鎳陰極還原的影響,而後著重對電積鎳的反應機理進行了研究。
  8. In this paper, such three points are studied as : a ) the angular distributions of the hot electrons emission under laser irradiation at different incidence angles and at different polarization direction, the angular distribution of the hot electrons in the different energy range, and the effects of laser prepulse on the angular distributions of the hot electrons emission ; b ) the energy distribution of the hot electrons at different directions, from the metallic targets and the dielectric targets, in the different energy range of the hot electrons, and the effects of the atomic number z on the energy distribution of hot electron generated by the metallic targets ; and c ) the energetic proton emission resulting from the interaction of the us - ui laser pulse with plasma

    本論文進行了三個方面的研究:第一,超熱電子角分佈的研究,包括不同激光入射角下超熱電子的角分佈;激光不同偏振態下超熱電子的角分佈;激光預脈沖對超熱電子角分佈的影響;不同能段的超熱電子的角分佈。第二,超熱電子能量分佈的研究,包括不同方位超熱電子的能量分佈,金屬與非金屬靶材的超熱電子的能量分佈,金屬原子序數z對超熱電子能量分佈的影響以及不同能段超熱電子的能量分佈。第三,研究了超短超強激光與固體靶相互作用所產四川大學博士學位論文生的高能質子發射和能譜。
  9. Compare the measured velocity profile and analytical solution of poisoeullie flow shows a good agreement within the most part of the measured region, while the value of the former is higher near the wall resulting from the combined effects of strong flare light and velocity gradient polarization

    把獲得的測量結果和解析解的泊肅葉流動速度廓線進行比較后發現,在從流動中心到近壁面的大部分區域,兩者吻合良好,在近壁面區域,由於示蹤粒子和壁面碰撞以及壁面反射光等原因,測量值大於解析解。
  10. In chapter 4, we design a new conductivity detector for ion chromatography. the square wave is used as stimulating signal and the sampling is triggered by synchronization pulse at suitable time. by using these measures, the effects of doublelayer capacitance and polarization on the measurement are eliminated and the accuracy is improved

    摘要第四章介紹了一種新型的以方波激勵脈沖采樣為原理的二電極電導檢測器,這種電導檢測器採用了方波為激勵信號,在適當時刻用同步脈沖觸發采樣,從而在較大程度上克服雙層電容和極化的影響,且在結構設計上比目前國內常用的五電極電導池簡單。
  11. The main works are listed as follows : ( 1 ) based on the excitation of bi - directional current pulse technique, a new measuring circuit for weak variation of resistance was proposed for electrical resistance tomography. traditional ac current source is n ' t adopted as the exciting source. through fast bi - directional current switching, the polarization effects are eliminated

    該電路主要優點如下:該電路沒有採用傳統的交流電流激勵法作為系統的設計原理,而是通過快速的正負極性電流切換來削弱直流電流激勵時激勵電極的極化效應,使通過直流法來測量氣液兩相流的電阻微弱變化成為可能。
  12. Because the current passing through measurement circuit is near to zero, the effects of electrode polarization on the measurement results are virtually eliminated

    由於流過測量電路的電流近似為零,因此消除了電極極化電壓對測量結果的影響,提高了測量的精度。
  13. An optimized cvi - pip process has been achieved, by which the c / sic composites with 2. 1 ig / cm3 high density and uniformity are fabricated in 200 hours. the microstructure and composition of pyrolytic carbon interphase and cvi - pip silicon carbide matrix in the c / sic composites are investigated with the help of polarization microscope, scanning electron microscope, and x - ray diffraction technique, etc. the structure characteristic of pyrolytic carbon interphase and cvi - pip silicon carbide matrix, and effects of cvi - pip process on it are summarized and discussed. by growth course and feature of pyrolytic carbon interphase and cvi - pip silicon carbide matrix analyzed, a whole - course densification mechanism of lamellar - growth - pattern is proposed to explain the densification phenomenon, which makes a systematic understanding on the feature of pyrolytic carbon interphase and cvi - pip silicon carbide matrix, and the multiple stitching interface binding

    根據熱解碳中間相、 cvi - pip系sic基體相的組織構成與外貌特徵,通過對熱解碳中間相、 cvi - pip系sic基體相的生長過程和生長特徵進行分析,提出了基於層生長模式的緻密化過程理論,解釋了熱解碳中間相、 cvi - pip系sic基體相以及釘扎誘導結構多重界面的形成: ( 1 )在1150下, cvi - sic亞基體相遵從「過飽和?凝聚?融合」機理沉積,以8f型? sic為主,同時還會有少量4h型? sic ,無游離si和游離c存在; ( 2 ) pip - sic亞基體相由非晶態sic以及彌散分佈的- sic微晶、 si - o - c和游離c組成; ( 3 )熱解碳中間相與碳纖維增強相之間、 cvi - sic亞基體相之間形成滲透釘扎結構過渡界面, pip - sic亞基體相與摘要cvi一sic亞基體相之間形成誘導結構過渡界面。
  14. Retrieving soil moisture information with radar measurements could be is achievable by using the multi - frequency and / or multi - polarization measurements to separate the vegetation and surface roughness effects

    , 2000 ) 。在乾旱半乾旱地區,監測地表土壤水分的時空變化特性對理解土壤?植被相互作用過程,提高土壤和植被的有效利用率尤為必要。
  15. In addition, the behaviors of the ptcl exciton in an applying electrostatic field were numerically explored. we came to the results that electric field has strong and interesting effects on the ptcl exciton. no dramatic polarization of the exciton is seen in weak electric field

    進一步研究激子對靜電場的響應,發現靜電場對ptcl激子的結構、電荷密度、電子能級均有明顯影響,即電場能夠降低ptcl激子的穩定性使其解離,並導致體系發生結構相變以及發光猝滅。
分享友人