f center
英 [ef ˈsentə(r)]
美 [ef ˈsentər]
网络 F心; F中心
双语例句
- He was an F Branch man through and through, and his appointment perfectly illustrated the decisive shift in MIS's center of gravity.
他是个纯粹的F处出身的人，他的任命充分说明了军情局工作重心的决定性转移。 - Study on the F ′ color center adsorption spectrum of anatase with high concentration of oxygen vacancy using the first principle
锐钛矿高氧空位浓度F′色心吸收光谱的第一性原理研究 - Beijing Overseas Talents Center is located on6/ F, Building B, Desheng International Center, No.83, Dewai Street, Xicheng District, Beijing.
北京海外学人中心办公地址座落在北京市西城区德外大街83号德胜国际B座6层。 - The Study of the F Center in MgF 2 Crystal
MgF2晶体中F心的研究 - Besides the F center signals, a Raman signal with the peak position at 147cm~ (-1) is observed first time, it is assigned to be inelastic scattering of V_ K center.
除F心信号外，首次观察到一个喇曼频移为147cm~（-1）的信号.这一信号被指认为Vk心的非弹性散射。 - Objective: The experimental aim is to use rat pain model induced by formalin ( F) to explore the analgesic pain effect of arginine vasopressin ( AVP) and the center analgesia effect of AVP on acetylsalicylic acid ( ASA).
目的：利用大鼠福尔马林致痛模型，探索精氨酸加压素（AVP）的镇痛作用以及其在乙酰水杨酸（ASA）中枢镇痛中的作用。 - Electronic structure of F type color center in MgO and optical absorption transition
MgO晶体中F型色心的电子结构和光学吸收谱研究 - Feels grateful heart Topological Researches on the F Center Energy Bands, Lattice Energy and Standard Entropy of Alkaline Halides
碱金属卤化物的F心能带、晶格能、标准熵的拓扑研究 - The analysis on the surface velocity advection divergence ( F) shows that intense rain mass nearly accord with the severe center with F ≥ 0, in other words, intense rain mass explodes in Xiangshui and its vicinities where convergence strengthens or intensively maintained.
由地面速度平流散度（F）分析得出，强雨团是与F>0的强中心趋于一致，也即是在辐合增强或维持最强的响水及其附近爆发。 - Theoretical Studies of Electron Paramagnetic Resonance Parameters for the Tetragonal Yb~ ( 3+)-F~-Center in CaF_2 Crystal
CaF2晶体中四角对称的Yb~（3+）-F~-中心的电子顺磁共振参量的理论研究 - The results indicate that the irradiation generated a large number of optically detectable defects such as anion vacancies ( primarily the one-electron F~+ center), anion divacancies ( F_2) and some higher order defects.
中子辐照产生了大量的阴离子单空位（F+）、阴离子双空位（F2）及其它更高阶的缺陷。 - The changes of F center concentration and S parameter with dose were given and the results were discussed.
给出了不同辐照温度条件下的F心浓度与S参数随剂量的变化并对结果进行了讨论。 - The geometric size of the cross section of Dewar obtained by calculating ESR discrete point map of F center is in agreement with the material object.
从F心ESR散点图计算出的石英杜瓦横截面几何尺寸与实物基本相符。 - C or F value, the X and Y coordinates of the center of a pixel at the up-left corner of the image, can be measured according to characteristic point in topographic map.
C，F值为栅格图像左上角像素中心在地图上的X，Y坐标，其值可以根据特征点在地形图中的坐标量测获得。 - Research of F Center of BaFBr: Eu~ ( 2+) and Application of Energy Minimize Optimize Method
BaFBr：Eu~（2+）的F心研究及一种能量最小优化方法的应用 - The calculated excitation energies of F center, V K center and the emission energy of self-trapped exciton are compared with their experimental values.
计算得到的F心、VK心的光学激发能及STE的发光能与实验符合得较好。 - The ionization of F2 center in LiF and NaF crystals are explored in this paper.
本文对LiF、NaF晶体中的F2心光致电离为F2~+心作了初步研究。 - F_ 2 ￣+-like Center Lasers
类F2~＋心色心激光器 - Based on the anlysis of relationship between the center distance tolerance of worm pair f a and the center distance tolerance of worm reducer F a, the correct calculation of F a is given in this paper, which can be used in the practical design.
基于对蜗杆副中心距极限偏差fa与蜗杆减速器箱体中心距极限偏差Fa之间的关系分析，本文给出了fa的正确计算方法，可供设计中使用。 - Optical absorption spectra of BaF 2 ∶ Sr crystals were studied before and after electron beam irradiation, and the process of F type center transformation were also analyzed based on the study of absorption spectra.
测试和分析了Sr∶BaF2晶体电子辐照前后以及辐照着色的样品光致转型过程的吸收谱。 - The effects of K+ ion on F+ 2 like color center formation and opical properties in OH-doped NaCl crystal are studied.
研究了K＋对NaCl（OH－）中（F＋2）H心的形成及其光谱性质的影响。 - The electronic structure and absorption spectrum of high-energy and great flux neutron radiation induced f 3 center in α-al 2O 3
高能量，大注量中子辐照下α-Al2O3中的F3聚集型色心电子结构及其吸收光谱研究 - Electronic Structure and Transformation of F type Color Center in Sr ∶ BaF 2 Crystal
Sr∶BaF2中的F型色心的电子结构及转型机理研究 - The electrons and the nucleus of the cluster are in the Coulombic field created by the external infinite lattice, and these interactions are included in the Hartree-Fock operator. The method is illustrated by considering the formation of the F center defect in NaF.
团簇中的电子和核都处于周围无限大晶格产生的库仑场中，相应的HartreeFock算符进行了修改。 - Studies on Connectivity Between Bonding Parameter Topological Index and F Center Energy Bands in Alkaline Halides
碱金属卤化物中键参数拓扑指数与F心能带的相关性研究 - Using the point ion model and taking into consideration the contribution of the second-nearest ions in the ion size correction, the unperturbed state of FA ( Li) center in KCl crystal was obtained. Then energy level of FA center was calculated using perturbation method.
采用点离子模型并在离子尺度修正中计入次近邻离子的贡献，计算了KCl晶体FA（Li）心的非微扰态，然后以微扰法计算了FA（Li）心的能级位置。 - NaCl: ( F~+_2)_H color center laser crystals were prepared by Czochralski method, additional coloration, annealing and light aggregation at 290K and 77K.
采用提拉法生长单晶，通过附加金属着色、淬火、室温和液氮温度光聚集等过程，制备了NaCl：（F+2）H色心激光晶体。 - Furthermore, the photochromic properties can be tuned through the binding of F-by boron center and the excited state of dithienylethene compund is changed again from charge transfer state to π→π transition. Hence, a fine control of the photochromic properties is realized.
此外，分子中硼原子中心与F-的结合可以调节化合物的光致变色性质，并使其激发态性质又由电荷转移转变为π→π跃迁，从而实现对其光致变色性质的调控。 - According to the basic rules of response surface method and center utilized design method, response surface model for performance evaluating of electrode heat convection is built. Leading in the variance analysis and F test, validation of model significance is done.
根据实验回归分析的响应面法和中心组合实验设计法的基本规则，建立面向冷却率的电极对流换热性能评价的响应面模型，并引入方差分析和F检验，验证模型的显著性。 - F values of samples were determined using Three-dimensional ( 3-d) Unsteady Heat Transfer Model coupled with the center temperature curve.
采用三维非稳态传热模型结合样品中心温度曲线确定样品F值。