Sealing property of rubber directly restrict its usability. Rubber is a type of super elastic material. Its mechanics behavior is complication under multi-strain in down hole.
封隔器胶筒的密封性能直接制约其使用性能，且胶筒属于超弹性材料，在井下多种载荷作用下，其力学行为复杂。
The results show that metal rubber cells have better elastic and damp behavior than that of original rubber.
结果表明，金属橡胶弹性元件具有比原有橡胶元件更好的弹性阻尼性能。
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