进行了花生、 大豆、芝麻、 亚麻籽双面渗流冷榨的应力应变试验。
The experiments of stress-strain of oil plant by uniaxial cold pressing under double surface for flow of fluids through a porous medium were carried out.
垫层材料应力应变试验可以了解不同材料的变化特征，分析在各自的应力区间中的应变范围。
Characteristics of different material obtained from stress versus strain cure of cushion material are to analyze strain scopes at the respective stress ranges.
根据岩石的全应力应变试验，结合现场实际观测数据，对以应变为指标的岩梁断裂步距表达式做了初步验证。
According to the total stress-strain tests, the expression of caving step length of roof is validated combining with the observed data.
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