Early favorable results led the Metro to equip all trains on its Line B - the newest line, and the line with the greatest flange wear - with the Kelsan LCF system.

  • 早期令人满意的测试结果促使地铁公司在其最新的B线,也是轮缘磨损最厉害的线路上,将所有列车都安装了凯尔森的LCF系统。
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