Chemical mechanism of rubber expansion in DME was analysed, and different rubber materials were selected to test the expansion, the tensile strength, the elongation at break, and the hardness.
分析了橡胶在二甲醚中溶胀的化学机理，并选出具有不同极性的橡胶材料进行耐二甲醚溶胀及溶胀前后拉断强度、拉断伸长率、硬度等力学性能的对比试验。
In contrast with the traditional viewpoint, it was concluded from the test that the powdered fillers were beneficial to increase the elongation at break of rubber composites.
与传统观点不同，试验得出大多数情况下填充粉体有利于橡胶复合材料拉断伸长率提高的结论。
In contrast with the traditional viewpoint, it was concluded from the test that the powdered fillers were beneficial to increase the elongation at break of rubber composites.
与传统观点不同，试验得出大多数情况下填充粉体有利于橡胶复合材料拉断伸长率提高的结论。
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