【单选题】对于润滑油来说,其润滑技术及专利的核心是( )。
【简答题】使用链路状态算法的路由协议是________
【简答题】II. Pick out th e old-fashioned expressions from the following. 1. Kindly be advised 2. Please find enclosed herewith 3. Please do not hesitate to contact the underlined 4. We are pleased to know that...
【判断题】专利的核心是一种法律制度,即专利制度,而专利权和专利文献是专利的具体体现。()
【单选题】美国人乔治德沃尔提出工业机器人专利的核心是?