Thursday, September 15, 2022
Thursday, September 15, 2022
同一转向架最前位轮轴中心线与最后位轮轴中心线之间的距离称为()。...
Saturday, September 17, 2022
Sunday, September 11, 2022
Saturday, September 17, 2022
Wednesday, April 19, 2023
Sunday, September 11, 2022
Sunday, September 11, 2022
209HS型基础制动装置的制动力比较大,为了防止紧急制动时车轮抱...
Saturday, September 17, 2022
Thursday, September 15, 2022
集中区调车作业时,要道还道的程序是要道由远而近,还道由近而远。...
Thursday, September 15, 2022
Saturday, September 17, 2022
Saturday, September 17, 2022
Monday, December 25, 2023
Saturday, September 17, 2022
正常时有较大工作电流流过的接地装置附近,流散电流在地面各点产生的...
Saturday, September 17, 2022
1号线接触网系统采用直流供电方式,额定电压为DC1500V,允许...
Thursday, September 15, 2022
列车运行图中的横线、竖线和斜线分别代表车站、时间和()。...
Saturday, September 17, 2022
Sunday, September 11, 2022
下列指标中,()属于运行图质量指标。A、客、货列车走行公里B、客、货列车行车量C、客、货列车平均技术速度D、货物列车平均旅行速度E、机车周转时间和机车日车公里...
Friday, September 15, 2023