替代发明方法是用一种新的材料、技术、方法、元部件或代用品去取代原有的,以便有更好的性能,更高的质量,更低的成本。替代发明方法是一种最显而易见的发明方法。时代在发展,不妨看一下我们的身上:皮鞋和旅游鞋基本上取代了布鞋,化学纤维已部分取代 Alternative to the invention is to replace the original with a new material, technique, method, component, or substitute for better performance, higher quality, and lower cost. The alternative method of invention is one of the most obvious method of invention. Times in development, may wish to look at our body: shoes and sneakers basically replaced the shoes, chemical fiber has been partially replaced