level track短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 平路 And it is also similar of stability of overturning and derailing between titling train negotiating curve and traveling on level track under the effect of not so big crosswind. 在侧向风速较小的情况下，列车过曲线时，空气对车辆倾覆稳定性和脱轨稳定性的影响与直线路上相似。 cnki