本文用一种新的结点重编号算法对铝型材模具网格结点编号进行了优化，减少了有限元带宽。
A renumbering algorithm has been presented which can optimize the node of die hence reduction of the bandwidth of FE in aluminum extrusion process.
工程桩在施工时，一般进行编号，但当桩较多时，桩编号就显得特别麻烦，且容易出现重号。
Piles during construction works, ordinary Numbers, but large piles, the pile Numbers was particularly troublesome, and prone to re-number.
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