半个世纪

The spectral theory of graph is not only an important area in graph theory but also an active topic. There are extensive applications in the fields of quantum chemistry, physics, computer science, communication network and information science.

近半个世纪以来，谱图论形成发展成为图论研究的重要领域之一，也是一个非常活跃的研究方向，它在量子化、物理、计算机科学、通信网络及信息科学中均有广泛的应用。

The bander made with experience in bander production of over half a century by Newoland is one of the best products provided to customers.

是纽荷兰积累了半个世纪的打捆机生产经验而提供给用户的最佳产品之一。

But other European Union nations were opposed, including Spain which has battled a violent Basque separatist movement for decades.

但是欧盟的一些国家也反对，其中包括经受了半个世纪斯巴达克叛乱之苦的西班牙。

The Canadian foreign minister Maxime Bernier has resigned after leaving classified documents in a nonsecure location.

美国和加拿大的摩托党存在起码有半个世纪了。

A half a century later, western Pennsylvania became a boomtown, built on its substantial petroleum reserves.

半个世纪之后，西宾夕法尼亚州由于它丰富的石油资源变成了一个新兴城市。

Half a century later GM is a byword for poor management.

半个世纪后，通用汽车是不良管理的代名词。

In many developed countries a majority of adults born in the past half-century have used cannabis.

在许多发达国家的多数成年人出生在过去的半个世纪中使用了大麻。

Aoki. His research on cooking, tea, wine, etc, canonically and precisely, although has gone for more than half-century, which still be of great value.

青木先生的研究成果涉及到烹饪、茶、酒等各个方面，虽然距今已经半个世纪以上，但是因为研究规范、严谨，其价值在未来将继续存在。

ONLY its third fully-fledged head of state since it became independent half a century ago, Guinea's Moussa Dadis Camara is not the shy type. Having taken power in a bloodless coup after Lansana Conté died in December, he says he will organise elections and has rejected the temptation to promote himself from captain to general.

自从在半个世纪前独立以来，做为其第三任完全成熟的元首，几内亚的穆萨·达迪斯·卡马拉可不是腼腆派。12月，在兰萨纳·孔戴死后他发动一场无血的政变，他声称他将组织选举并已经拒绝提拔他自己从上尉升至将军的诱惑。

But, like Gruen half a century ago, Mr Caruso has a bold vision for his developments.

但是，如同半个世纪前的格伦，卡鲁索先生对其开发区也有一个大胆的设想。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。