塑料带比钢带更安全，并可回收利用。

Plastic bands are safer than steel, and recyclable.

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由于钢丝绳的柔性好，且为标准件，价格比环形带便宜，采用钢丝绳代替环形轧制环型钢带；

For the steel wire have good flexility which is standard component cheaper than metal ring, so we use the steel cable take the place of the metal ring named patch metalV-belt;

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