Q 2 A 2 . Increase of comfort inside trams: passenger flow, seats, suspension , motorization, etc.
改善电车车厢的舒适程度: 如乘客流量 、 座位 、 避震 、 机动化.
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Porsche designs have had an impact on individual mobility even in the early years of motorization.
保时捷设计产生了影响个人流动性,即使在最初几年的机动.
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