It is worth researching how to choose the best testing method according to specific situation.
对于这些方法，如何根据实际情况选择最好的检验方法是值得研究的。
According to analysis for structure of testing string, the mathematics model is built up.
根据测试管柱的结构进行分析，建立了相应的数学模型。
According to analysis for structure of testing string, the mathematics model is built up.
根据测试管柱的结构进行分析，建立了相应的数学模型。
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