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On the base of reviewing the development of lithium ion battery and its cathode materials in detail, olivine LiFePO4 were chosen as cathode material and their synthesis and modification were studied.

本文在详细评述了锂离子电池及其正极材料研究进展的基础上，选取橄榄石结构的LiFePO4为研究对象，对其合成和改性进行了详细研究。

The optimal annealing temperature was between 700 and 900℃and there was no difference whether the films were annealed in vacuum or in nitrogen atmosphere. Films annealed in air caused great Li loss and displayed opaqueness.

LiNbO_3薄膜最佳的退火温度为700℃-900℃，在高真空和氮气保护环境下退火效果相同(来源：A7e2eBC论文网www.abclunwen.com)，空气中退火薄膜锂元素的损失尤为严重，而且薄膜表面失去透明。

We investigate the properties of porous carbon derived from pine needle used as the anode materials of lithium-ion battery.

实验结果表明具有高比表面积的多孔碳材料可以作为锂离子电池负极材料、气体(H_2、CH_4和CO_2)储藏材料和催化剂载体材料，并且表现出良好的性能。

Under the protection of purified water-free, oxygen-free argon, using Schlenk technique, the rare rarth organometallic complexes containing piperonal dimethyl acetal and dicyclopentadienyl and involving silylene-bridged fluorenyl have been synthesized.

合成了含胡椒醛二甲基缩醛基和二茂基稀土金属有机配合物。采用Schlenk技术，在干燥纯氩气保护下进行。将溴代胡椒醛二甲基缩醛基锂盐与二茂基一氯稀土（Ln：Yb，Dy，Pr，La，Sm）反应，形成5个新的文献未曾报道的稀土金属有机配合物。

Should choose according to the rolling mill bearing's operating feature contains EP chemical additive 2#, 3#, the lithium base fat or the polyuria fat.

根据轧机轴承的工作特点应选择含EP添加剂的2＃、3＃、锂基脂或聚脲脂。

Ion-liquid-polymer electrolytes have some special advantages, which were promisingly applicable for energy devices like lithium battery.

中文摘要：离子液体聚合物电解质具有许多明显的优势，有望应用于化学电源中如锂电池，所以受到各国的广泛研究和关注。

Batteries are included: replaceable lithium batteries estimated to be good for 100 hours of running.

支持这个系统运行的动力是一种可更换的锂电池。

Further requirements such as higher electrochemical capacity and better reversibility are advanced to lithium ion battery with the development of our society.

随着社会的发展，人们对锂离子电池电化学容量和可逆循环性能的要求越来越高。

Is a global manufacturer and distributor of battery separator material.

也是全球著名的锂电池隔膜的生产商和供应商。

Iron ore mineral composition in order to marsh (Fe2O3.3H2O) dominated, but the levels are highly variable, ranging from 20% to 78%; often mixed with phosphate and aluminum, magnesium, potassium, sodium metasilicate, and strontium, molybdenum, lithium, zinc, selenium and other trace elements.

矿物成分以沼铁矿（Fe2O3.3H2O为主，但含量变化很大，20%~78%不等；常杂有磷酸盐和铝、镁、钾、钠、偏硅酸及锶、钼、锂、锌、硒等微量元素。据传该石具有一定的理疗保健作用。有认认为"喝一杯用木鱼石浸泡的水，尤如饮一杯高浓度矿泉水"。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐