By model experiment, the parameters of slit holder are optimized turning to variance analysis theory of mathematical statistics in order to guide engineering project.
通过模型试验，运用数理统计的方差分析理论对切缝套管的参数进行技术优化，以指导工程实践。
By model experiment, the parameters of slit holder are optimized turning to variance analysis theory of mathematical statistics in order to guide engineering project.
通过模型试验，运用数理统计的方差分析理论对切缝套管的参数进行技术优化，以指导工程实践。
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