管线水击波速的常用测量方法有波前法和周期法。
A common way to determine wave speed is by experiment, which includes wave - front method and wave periods method.
采用了推进波前法生成曲面网格，给出了核心算法；
The Advancing Front method is adopted and its kernel algorithm is given.
改进波前法的核心是“条分析”，这是本文首次提出的一个概念。
This method is based upon 'narrow zone analysis'which is first put forward by the author.
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