In the world of today manufacturing enterprises ' product competition becoming increasingly compete at technology and patent level is an important index measuring technology level .
当今 世界，制造企业产品的竞争日益表现为科技的竞争，而 专利水平则是衡量科技水平的一个重要 指标。
World Patent Index data base
世界 专利 索引 检索数据库
美[wɜrld ˈpætnt ˈɪnˌdɛks]英[wɜː(r)ld ˈpeitənt ˈindeks]
[计] 世界专利索引