Laser carving technology has the advantages of higher resolution, focusing precision and digital modulation. Direct laser micro-structure technology has replaced the traditional intaglio plate technology. It has been widely used in laser engraving gravure plate and laser plate processing.

The bill of exchange was bought at a discount.

此汇票是贴现购进的。

Bill: I bought paper plates and plastic utensils.

比尔：我买了纸盘子和塑料餐具。

After the war, they studied on the GI Bill, bought a house through FHA, and moved west in search of opportunity.

战后，依据士兵福利法案，他们通过联邦住宅管理局购置了一套房子，并举家西迁，谋求更大发展。

That year the administration of president Bill Clinton bought euros to support the European currency.

那年克林顿政府购买欧元支持欧洲货币。

Dull Bill bought an umbrella

呆子比尔买了一把伞

She supported me, encouraged me, Bought me my first journal, And then she died.

她支持我鼓励我第一本日记本是她给我买的然后她去世了

Within a year of his father's death, he quit school and became an apprentice printer, and when his brother Orion bought the Hannibal Journal in1851, Twain went to work for him as a printer and editorial assistant.

父亲去世的一年后，他辍了学并在印刷厂当起学徒，1851年当他哥哥奥利翁买下《汉尼堡杂志》时，吐温去那里给他干活，当了一名印刷工兼编辑助理。

We bought the patent for the account of Oversea Trading Company.

我们是代海外贸易公司买下这项专利的。

I bought a book in several volumes.

我买了一部分成数卷的书。

This is the shop from which I bought the book.

这就是我买书的那个店。

I bought this book just before I left.

这本书是我临走时买的。

I bought the book the day after its issue.

这本书出版后的第一天我就去买到了它。

Yahoo will be combined with AOL, another faded internet star, which Verizon bought last year.The deal does not include Yahoo's valuable stake in Chinese firm Alibaba.

雅虎将与威瑞森去年收购的另一家褪去光环的互联网明星企业美国在线组合。交易不包括雅虎在中国阿里巴巴公司颇具价值的股份。

My soul was bought in a deal.

在交易中收购了我的灵魂。

If I delayed things more than 24 hours, someone else would have bought the deal.

如果我把事情拖延了24小时以上，其他人就会买下这笔交易。

There's nothing more reliable than a man whose loyalty can be bought for hand cash.

没有比一个能收买的男人更可靠的了。

The TV set we bought was for cash down.

这台电视我们是用现金买的。

Because of the new permanent magnetism materials research and the fast-developing of motor controlling technology, permanent magnet synchronous motor has been widely used in the field of ac drives.

随着新型永磁性材料的研发及电机相关控制技术的迅猛发展，永磁同步电机在交流驱动领域得到广泛的应用。

A Controlling Method of Permanent Magnet Synchronous Motor for Hybrid Electric Vehicle ( HEV) and Monitored Control System

混合动力客车电机控制方法及监控系统

Research on Conditioned Negative Feedback Controlling Chaos in Permanent Magnet Synchronous Motor

永磁同步电动机混沌系统条件负反馈控制研究