但是传统的研究方法效率较慢，制图困难，数据与图形分离等，不能满足实际需求。
However, the traditional way cannot satisfy the practice requirement with slowly efficiency, difficult to design graph, data and graph discretely and so on.
事实上，塔斯马尼亚岛上也能看到一些有几何图形镌刻的遗址，该岛大约一万年前从该洲大陆分离出来。
Indeed, sites with engravings of geometric shapes are also to be found on the island of Tasmania, which was separated from the mainland of the continent some 10,000 years ago.
保持EditPart和图形之间“彻底”的分离。
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