During the summer season, railway tracks tend to expand due to the heat. Track ballast helps keep this heat expansion to a safe minimum, ensuring the efficacy and safety of the track.

在夏季，由于高温，铁路轨道往往会扩张。赛道镇流器有助于将这种热膨胀保持在安全的最低限度，确保赛道的有效性和安全性。