It is based on a bendable rubber track that guarantees maximum traction asas freely changeable directions.
它是基于轨道,保证最高可折橡皮牵引以及自由多变的方向.
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The effects of some factors on the properties of polyurethane synthetic rubber track are discussed.
研究了各种因素对聚氨酯塑胶跑道制品机械性能的影响.
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