The incompressibility of rubber material has been considered.
考虑了橡胶材料的不可压缩性质。
Meanwhile, waste fibers play a role in reinforcing a hard rubber material.
同时，废纤维对硬质橡胶材料起到增强作用。
The microstructure of rubber material is an intrinsic factor of the relax time spectrum.
橡胶材料的微观结构是其松弛时间谱的内在因素。
External plastic or rubber material, laundry ball of about 5 centimeters in diameter.
外部是塑料或是橡胶材质，洗衣球直径约5厘米左右。
Rubber Material: nature rubber (52%). Other Materials: Meet requirements of environmental protection.
橡胶部分：天然胶(52%)。其他材料均符合环保要求。
Rubber Material: nature rubber (52%). Other Materials: Meet requirements of environmental protection.
橡胶部分：天然胶(52%)。其他材料均符合环保要求。
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