选用

This book is a very famous electrodynamics textbook, which has been chosen by a lot of universities in the world for many years.

本书是一本有着很高知名度的电动力学教材，长期以来被世界上多所大学选用。

This poper fabricated copper tool electrode material with nano-La_2O_3 additive,discussed the role mechanism of additive,analyzed the appearance of electroform ed coating,studied the influence of nano-La_2O_3 additive on electrical erosion resistance of tool electrode materials,and optimized electrodeposition parameters.

选用纳米量级稀土氧化物-氧化镧为电铸基液添加剂制备了微工具铜电极材料，探讨了它的作用机理，分析了电铸铸层的微观形貌，并实验研究了纳米氧化镧添加剂对电铸电极材料抗电蚀性能的影响，优选了电沉积工艺参数。

Flame cutting machine that subject select for use this mechanical part mainly and metallurgical equipment that factory jointly develop Shanghai, on the basis of introducing the products , combine the technological requirement of the medium-sized factory of Laigang, design to a new generation because of the technology of the computer, the integrated products of electromechanics incorporating PLC and automatically controlled principle into an organic whole.

该课题选用的火焰切割机机械部分主要是和上海冶金设备厂联合开发研制的，在引进产品的基础上，结合莱钢中型厂的工艺要求，设计研制出新一代基于计算机技术，集PLC和自动控制原理为一体的机电一体化产品。

In chapter 2, it introduces the elementary frame and function of the system on the whole.In chapter 3, it introduces its content of three layers frame and also their relations in the aspect of structure of application system.

第三章从如何构建应用体系结构的角度，介绍了它的三层构架的内容及它们之间的联系，最后选用基于C／S模式的应用体系结构。

Third, it is studied that electro-deposition recovery of heavy metals in the concentrated solution of the eluate by acid-decomplexation-ultrafiltration in the traditional electric cell reactor with plate graphite electrode which is excellent characteristics and cheap.

再次，选用性能优异、价格低廉的平板石墨为电极，采用传统的电解槽为反应器，详细地探讨了从酸解—超滤耦合过程洗脱液中电沉积回收重金属的各种因素对电沉积效果的影响，确定了适宜的工艺条件。

Eluation of viruses from coastal sediment was campared with seven eluate solutions.

选用7种洗脱液对海洋沉积物中的病毒进行洗脱回收比较实验，结果表明：pH9。

Many blues players use what's called the tilted embouchure.

许多布鲁斯琴手选用所谓的倾斜式含琴法。

The Lips Many blues players use what's called the tilted embouchure.

嘴唇 许多布鲁斯琴手选用所谓的倾斜式含琴法。

Perhaps your company is using emery cloth folder other manufacturers, it is believed that after the trial and contrast, you will choose our products, because: high quality and low price, are Lianhua license folder Forever competition highlights emery cloth, but also I plant the secret to win the market lies.

也许，贵公司现在使用的是其他厂家的夹砂布，但相信在经过试用和对比之后，您一定会选用我们的产品，因为：质优价廉，永远是联华牌夹砂布的竞争亮点，也是我厂赢得市场的秘诀之所在。

Silk screen has the standard 4 to 62 holes / cm, most of them used for the screening of the food industry, but also for screening plant wheel emery cloth sand with different thickness.

蚕丝筛网的规格有4～62孔/厘米，大多供粮食工业筛选用，也可供砂轮砂布厂筛选不同粗细砂粒用。

Plunder melds and run with this jewel!

掠夺melds和运行与此宝石！

My dream is to be a crazy growing tree and extend at the edge between the city and the forest.

此刻，也许正是在通往天国的路上，我体验着这白色的晕旋。