优点：耐磨性佳、防滑、有弹性、不易断裂、柔软度较好、伸延性好、收缩稳定、硬度佳、弯曲性好。
Advantages: good abrasion resistance, anti slip, elasticity, not easy to break, softness, good stability, extended contraction, good hardness, good bending.
这种专业弹性材料具有高弯曲度和抗撕裂性，因此更加经久耐用。
This specialty elastomer exhibits high flex and tear resistance to provide excellent durability and long life.
具有内外壁光滑、圆整、有较好的弯曲性和弹性，有效保证血液畅通。
The inner and outer walls are smooth and round, which provides good flexibility and elasticity to ensure unblocked blood flowing.
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