它比天然橡胶具有较好的抗挠曲开裂性能，但撕裂强度较低，动态模量较高。
It has a better flex cracking resistance than those of natural rubber but a lower tear strength and a higher dynamic modulus.
它比天然橡胶具有较好的抗挠曲开裂性能，但撕裂强度较低，动态模量较高。
It has a better flex cracking resistance than those of natural rubber but a lower tear strength and a higher dynamic modulus.
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