The utility model has the advantages of novel structure, high strength, small permanent compression deformation, good elasticity and superior flexibility and is a novel plastic high pressure hose.
该管结构新颖、强度高、永久压缩变形小、弹性好，可挠性优良，适用范围广，是一种新型的塑料高压软管。
The method of photo elasticity is discussed in measuring peripheral stress concentration of rectangular ports on the shape shell under the axial compression.
在轴向压缩下，台形壳体上方形孔周边的应力集中问题，用光测弹性方法测量； 关于孔边的最大应力分布实验及理论数据的比较。
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