The parameters and structure design for a bi-toothed roll crusher were described, and evaluation methods on bi-toothed roll crusher were put forward, which make references for engineers and users.

对双齿辊破碎机主要参数计算及结构设计进行了论述，并提出了双齿辊破碎机破岩力的评估方法，供相关设计研究人员及用户参考。

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Following the pilot, an evaluation will be carried out with a view to a national roll out later in the year.

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