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- Based upon Dialog online search, we use Derwent World Patents Index (DWPI) and Derwent Patents Citation Index (DPCI) as data sources to analyze the patents in PEM fuel cell industry. 本文基于Dialog联机检索,以德温特世界专利索引数据库和专利引文索引数据库为数据源,对质子交换膜(PEM)燃料电池行业进行了专利分析研究。
- Derwent world patent 达文特世界专利
- ARA I H. 2006. Japan's intellectual p roperty strategy [ J ]. World Patent Information, 28 (4) : 323 - 326. 张荣彦.;2006
- World Patent Technology(WPT) started 1990, which delivers novelty searches and patent information to inventors and enterprises. WPT始于1990年，为发明人和企业提供新颖性检索与专利信息服务。
- In this paper, two world patent databases: Intellectual Property Digital Library and esp@ cenet was introduced, and how to search PCT patent in these databases was discussed. 作者介绍了因特网上两大国际专利数据库;世界知识产权数字图书馆和欧洲专利局专利数据库的概况及如何运用两大数据库检索国际专利。
- PATENT DERWENT at an arrow prompt. 在箭的专利权德文特河提示。
- Among its product series, Koss Magnetized Water Series
possess one World Patent and two Taiwan Patents. 其中高斯律动能量活水直饮机（中国卫生部卫水进字（2007）第0028号）产品拥有一项世界专利和两项台湾专利证书。 - Brandnew world patented versatile biological filtration material which greatly increases the power of the filtration system. 申请世界专利的最新、多功能生化过滤材料，强化过滤机能。
- She is one of the best hurdlers in the world. 她是世界上最优秀的跨栏选手之一。
- The situation poses a grave threat to world peace. 这局势对世界和平构成了严重的威胁。
- The orient has been playing an active role in the world economy. 亚洲一直在世界经济中发挥积极作用。
- The slide cut off the valley from the rest of the world. 山崩切断了这个山谷与外界的联系。
- This is a fact patent to the world. 这是全世界都明白的事实。
- There is a map of the world on the wall. 墙上有张世界地图。
- I wouldn't sell that picture for all the world. 我无论如何也不卖那幅画。
- He wanted to tell the news to the world. 他要把这件事告诉每一个人。
- Radio Beijing sends the news all over the world. 北京广播电台向全世界播送新闻。
- Nothing in the world is flawless and perfect. 世上没有十全十美的东西。
- It is love that/which makes the world peaceful. 使世界和平的就是爱。
- We must aim for world peace in the long term. 我们要争取持久的世界和平。
