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In this dissertation, refining grains, depositing conductibility carbon film on the surface of the particles and doping Mg~(2+) into the lattice of LiFePO4 were adopted to improve the electro-chemical performance of the cathode material.

本文运用了多种合成手段和分析技术，从材料制备、结构表征到电化学性能方面对磷酸亚铁锂进行系统深入的研究，制备出了性能良好的电极材料。

The reflection spectra of the thin films on the both different substrates were different due to the difference in lattice constant and thermal expansion coefficient of the materials.

在两种不同衬底上，薄膜的反射谱由于材料晶格常数和热膨胀系数的不同有所差别。

Lattice constant and unit cell volume change with the change of temprature.

晶格常数与体积随着温度的变化也发生了变化。

By using modern mathematical theory,the ordering axiom is generalized tothe lattice-order axiom,and the continuity axiom is weakened to constructlattice-order decision-making behavior axioms,of which rationality is confirmed.

应用现代数学理论，将Von Neumann-Morgenstern理性行为公理体系中的全序刻划推广为格序刻划，并相应地弱化连续性公理，建立起新的格序决策行为公理体系，研究了该公理体系的合理性。

In this paper, the connectivity axiom and the continuity axiom in Von Neumann-Morgenstern Rational behavior axioms are weakened. Then, a set of axiom for lattice ordered decision-making behavior, which can describe the decision-making behavior more rationally, is constructed. At last, the relative unique existence theorem for utility function is obtained.

根据偏好关系所具有的格序特征，将Von Neumann-Morgenstern理性行为公理体系中的连通性公理弱化为格连通性公理，并相应地弱化连续性公理，得到了一集能更为合理地描述具有"有限理性"的决策行为的格序决策行为公理体系，构造并证明了在格序决策行为公理体系之下，效用函数的存在惟一性定理。

In the continuous limit, the quantum one-dimensional extended Hubbard lattice model with half-filled band is transformed into the fermion field.

在连续化极限情况下把量子一维格点扩展Hubbard模型变换为连续的费米场。

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The paper is concerned with two aspects: a new concept of convex set and its some characteristic properties; on Buffon's problem for the complicated lattice.

1凸集的一个新概念与凸集的某些特征性质本文引进支持方向这一新概念并利用它来证明凸集的一个特征性质，最后再用它来证明凸集的另外一些特征性质。

The polarization goes up with the increasing of the long-range interaction, and the polarization of the center site in the lattice is larger than that of the corner site under the same condition.

随着长程相互作用的增强，铁电颗粒的极化强度增大，在相同的条件下，晶格中心点的极化强度总是大于晶格边上的格点的极化强度。

In this paper, the damage to the mineral crystal lattice of the earth's surface caused by the cosmic ray is demonstrated experimently and theoretically.

摘 要：文章从理论与实验两个方面论证了宇宙射线对地表矿物晶格造成损伤的可能性。

Researches reveal that students who suffer from corporal punishment tend to resort to violence in their future life.

研究表明遭受过肉体惩罚的孩子倾向于在他们今后的人生中使用暴力。

Total sugar of sarcocarp and chlorophyll of pericarp increased firstly, and then decreased afterward along with altitude; Titratable acidity, ascorbicacid and anthocyanin of pericarp were increased along with altitude; The content of protein increased firstly and decreased afterward along with altitude; Carotenoid of pericarp were decreased along with altitude.

果肉总糖和果皮叶绿素含量随海拔高度升高先升高后降低；可滴定酸、维生素C和果皮花青苷含量均随海拔升高而升高；蛋白质在1720m处最大，1420m处最小；果皮类胡萝卜素随海拔升高而降低。