High-tech industry is technology-intensive and knowledge-intensive industries, and its proportion increases rapidly in the national economy.
高新技术产业是技术密集型和知识密集型产业，其在国民经济中的比重迅速增加。
From the essence, the Knowledge-based economy is the knowledge intensive economy based on modern new and high technology.
从本质上讲，知识经济是以现代高新技术为基础的知识密集型经济。
As educational technology artifacts with intensive knowledge and information, Greatcourse and e-learning resources now are absence of instructional efficiency and usability.
作为一种知识和信息量密集型的教育技术产品，现有国家精品课程及其网络资源在教学有效性和可用性方面还存在缺失。
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