全部

1·Chain device USES caterpillar chain, and chain plate adopts double circular and single circular arc form two, which is impact resistance, wear-resisting, no leakage.

链条装置采用履带链条，链板采用双圆弧和单圆弧两种搭接形式，抗冲击，耐磨顺，不漏料。

2·The result you only see the rubber caterpillar band's attrition, but has not seen on the chain wheel and the under roller the massive attrition.

结果你只看到橡胶履带的磨损、而没有看到链轮和托轮上大量的磨损。