An adhesion coefficient of less than 0.27 would be appropriate under dry rail surface condition.

在干燥轨面状态下，选取常用粘着系数以不大于0.27为宜。

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An adhesion coefficient of less than 0.27 would be appropriate under dry rail surface condition.

在干燥轨面状态下，选取常用粘着系数以不大于0.27为宜。

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