If the data is stored sequentially, the time to find the item is proportional to the size of the list. For each element, a hash function calculates a number, which is used as an index into the table.
如果数据是序列存储的，从中查询一个项的时间取决于数据列的大小。
By introducing regional node spacing function, which given a numerical value or varied grade of cell, the mesh could control the changes of element size.
该方法通过引入区域内节点间距函数，人为给定某一定值或渐变数值可在任一局部水域进行网格加密。
By introducing regional node spacing function, which given a numerical value or varied grade of cell, the mesh could control the changes of element size.
该方法通过引入区域内节点间距函数，人为给定某一定值或渐变数值可在任一局部水域进行网格加密。
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