Three times. All are equal.

1、

The results from electrochemical Li-insertion and extraction reveal that highly dispersed tin and tin-cobalt alloys have higher faradic yield at the first cycle and better cycle performance than pure tin oxides.

结果表明：高分散锡和锡钴合金材料相比，锡的氧化物有着更高的首次充放电效率和更好的循环稳定性。

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2、

Highly dispersed tin and tin-cobalt alloys were synthesized via reduction of tin oxides by aluminum under high-energy ball-milling.

采用高能球磨法以金属铝还原锡的氧化物，通过添加金属钴粉，合成了高分散锡和锡钴合金材料。

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3、

Tin and tin-based alloys have been suggested as promising alternative anode materials for their high gravitational and volumetric capacity.

锡和锡基合金具有高的质量比容量和体积比容量，是下一代锂离子电池负极材料的研究热点之一。

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4、

Preparation of Coated Graphite Tubes and Determination of Tin in Aluminium Alloys by Graphite Furnace-Atomic Absorption Spectrometry

涂层石墨管的制备和应用&铝合金中锡的测定

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5、

Synthesis of highly dispersed tin and tin-cobalt alloys

高分散锡和锡钴合金复合嵌锂材料的合成

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6、

Separation of Zinc and Enrichment of Tin from Zn-Sn Alloys Wastes Via Vacuum Distillation

废弃锌锡合金真空蒸镏富集锡分离锌

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7、

Bright electroplating of tin-lead alloys

光亮铅-锡合金电镀

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8、

Thermodynamics of Surface Corrosion of Solid Pure Lead 、 Tin and Thier Alloys

固态铅、锡及其合金表面腐蚀热力学

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9、

The establishment of the numerical simulation of material model for tin bronze alloys equal channel angular pressing, analysis process of metal flow, temperature distribution and stress distribution, impact of friction coefficient, dead zones were also discussed. 3.

建立锡青铜等通道弯角挤压的数值模拟材料模型，对金属流动过程、温度分布、等效应力分布等进行了分析，对摩擦系数、死区的影响进行了讨论。

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10、

This method is easy to control, steady for reaction and exact to measure. And this method is better for the content of tin in alloys between 0.01% and 1%.

该方法条件易控制、稳定、准确，对锡量在0.01~1（%）测定较为优越。

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11、

Spectrophotometric Determination of Copper in Tin Alloys With CPA ⅲ

CPAⅢ光度法测定锡基合金中的铜

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12、

Simulation and Optimization of the Stirring Heater of Aluminum Tin Alloys

铝锡合金电磁搅拌器的优化分析

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13、

Study status and prospect of tin alloys depositing process

锡合金镀层工艺的研究现状及展望

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14、

Copper and tin and their alloy, bronze, were by far the most important.

铜、锡以及二者的合金&青铜是顶顶重要的金属；

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15、

Determination of Aluminium Lead Iron Cadmium Copper Tin in Zinc Alloy by Direct Reading Spectrometry

直读光谱法测定锌合金中的铝铅铁镉铜锡

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16、

Lead, tin and tin-lead alloy electroplating technologies using these two products are introduced.

介绍了采用两种产品的电镀铅、锡及铅-锡合金工艺。

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17、

Application of lubrication protective agent on electrical contact surface of tin and tin alloy deposit

润滑保护剂在锡及锡合金镀层电接触表面的应用

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18、

Rapid polarography Determination of Micro Amounts of Tin in Copper Alloy

铜合金中微量锡的快速极谱测定

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19、

Study of electrodepositing bright Tin Cobalt Zinc alloy from weak acid solution

微酸性体系电沉积光亮锡钴锌合金的研究

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20、

This article describes the determination of cobalt and stannous ions in black tin cobalt alloy electroplating baths by means of spectrophotometry. The effect of measuring wave length, oxidant, addition of potassium pyrophosphate, interfering elements and other affecting factors on the measured absorbance were investigated.

利用分光光度法测定锡钴合金镀液中钴（Ⅱ）和锡（Ⅱ）的含量，探讨了测量波长和氧化剂的选择、焦磷酸钾的加入量、干扰元素等对测量结果的影响。

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