Developing fuel alcohol to replace petroleum and finding some methods to save petroleum exhaustibility is an important energy sources policy of our country 开发燃料酒精等石油替代产品，采取措施节约石油消耗，是我国一项重要的能源方针。
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The thesis analyzes the meaning of definition of property rights . different definition of property rights can provide different encouragement . software has characteristics of knowledge assets , such as publicity , exclusivity and exhaustibility ; but it is more complex to define the software property rights 最后从效率的角度出发,对现行法律关于软件侵权行为的法律责任的一些规定加以分析,试图找到在侵权行为发生后,什么是对侵权人的合理制裁以及侵权人的合理赔偿。
