珠光体轨道钢是目前我国铁路轨道采用的主要钢种，其性能特点是抗磨损性能好，屈服强度高。
The pearlitic rail steel was widely used as rail track in China for its prominent performance in anti-wearing and high yield strength.
珠光体轨道钢是目前我国铁路轨道采用的主要钢种，其性能特点是抗磨损性能好，屈服强度高。
The pearlitic rail steel was widely used as rail track in China for its prominent performance in anti-wearing and high yield strength.
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